| Air Quality Data 2010 | ||||||||||||||||
| SO2 levels (Annual average) in Ambient Air Quality Stations under NAMP during 2010 | ||||||||||||||||
| State | City | Location | Station code | Type | Category of ES | No. of mon. days (n) | A/IA | Min | Max | SO2 Annual average (µg/m3) | 10 percentile | 50 percentile | 90 percentile | Std. Dev. | % exceedence (24 hourly) | Air Quality |
| Andhra Pradesh | Chitoor | GNC Toll Gate Tirumala | 582 | RIRuO | 93 | A | 4 | 4 | 4 | 4 | 4 | 4 | - | 0 | L | |
| Guntur | Near Hindu College, Market Road | 583 | RIRuO | 102 | A | 2 | 2 | 2 | 2 | 2 | 2 | - | 0 | L | ||
| Hydrabad | Tarnaka, NEERI Lab. | 150 | RIRuO | 94 | A | 2 | 8 | 4 | 2 | 4 | 7 | 2 | 0 | L | ||
| Nacharam, Industrial Estate | 151 | RIRuO | 88 | A | 2 | 7 | 4 | 2 | 3 | 6 | 1 | 0 | L | |||
| ABIDS Circle General Post Office Building | 152 | RIRuO | 92 | A | 3 | 11 | 7 | 4 | 7 | 9 | 2 | 0 | L | |||
| Balanagar | 95 | RIRuO | 108 | A | 4 | 6 | 5 | 5 | 5 | 5 | - | 0 | L | |||
| Uppal, IDA | 203 | RIRuO | 108 | A | 4 | 6 | 5 | 5 | 5 | 5 | - | 0 | L | |||
| Jublee Hills | 365 | RIRuO | 108 | A | 4 | 5 | 4 | 4 | 4 | 5 | - | 0 | L | |||
| Paradise | 393 | RIRuO | 108 | A | 4 | 6 | 5 | 5 | 5 | 5 | - | 0 | L | |||
| Charminar | 394 | RIRuO | 108 | A | 4 | 6 | 5 | 5 | 5 | 5 | - | 0 | L | |||
| Zoo Park | 470 | RIRuO | 107 | A | 4 | 5 | 4 | 4 | 4 | 5 | - | 0 | L | |||
| Kothagudem | CER Club, Khamam | 581 | RIRuO | 103 | A | 2 | 2 | 2 | 2 | 2 | 2 | - | 0 | L | ||
| Kurnool | Mourya Inn | 466 | RIRuO | 118 | A | 4 | 4 | 4 | 4 | 4 | 4 | - | 0 | L | ||
| Nalgonda | RO, APPCB | 577 | RIRuO | 108 | A | 4 | 5 | 5 | 4 | 5 | 5 | - | 0 | L | ||
| Nellore | Kamakhya Temple | 580 | RIRuO | 94 | A | 2 | 2 | 2 | 2 | 2 | 2 | - | 0 | L | ||
| Patencheru | Police Station, Ramachadrapuram | 468 | RIRuO | 98 | A | 7 | 17 | 11 | 9 | 11 | 15 | 2 | 0 | L | ||
| Ramagundam | Karimnagar Godavarikhani | 465 | RIRuO | 98 | A | 2 | 13 | 4 | 2 | 3 | 9 | 3 | 0 | L | ||
| Tirupati | Regional Science Centre, Chittoor Bypass Road | 389 | RIRuO | 104 | A | 4 | 4 | 4 | 4 | 4 | 4 | - | 0 | L | ||
| Vijaywada | Benz Circle | 462 | RIRuO | 113 | A | 2 | 7 | 4 | 3 | 4 | 6 | 1 | 0 | L | ||
| Autonagar | 469 | RIRuO | 113 | A | 3 | 15 | 7 | 3 | 6 | 13 | 4 | 0 | L | |||
| Warangal | KUDA Office, Hanumakonda | 579 | RIRuO | 102 | A | 2 | 18 | 4 | 2 | 2 | 7 | 3 | 0 | L | ||
| Vishakhapatnam | Panchayat Raj office, Mindi | 234 | RIRuO | 108 | A | 4 | 127 | 9 | 4 | 6 | 13 | 14 | 1 | L | ||
| Industrial Estate, Marripalem | 233 | RIRuO | 108 | A | 4 | 24 | 5 | 4 | 4 | 8 | 3 | 0 | L | |||
| Police Barracks | 371 | RIRuO | 108 | A | 4 | 17 | 7 | 4 | 7 | 10 | 3 | 0 | L | |||
| INS-Virabahu, Naval Area | 387 | RIRuO | 108 | A | 4 | 27 | 6 | 4 | 5 | 10 | 3 | 0 | L | |||
| Seethammadhara | 388 | RIRuO | 107 | A | 4 | 18 | 6 | 4 | 5 | 8 | 2 | 0 | L | |||
| Ganapuram Area | 467 | RIRuO | 108 | A | 4 | 61 | 10 | 4 | 10 | 15 | 8 | 0 | L | |||
| Pedagantyada, Gajuwada | 584 | RIRuO | 117 | A | 4 | 15 | 5 | 4 | 4 | 7 | 2 | 0 | L | |||
| CWMP, RAMKY, Parawada | 585 | RIRuO | 108 | A | 4 | 16 | 4 | 4 | 4 | 5 | 1 | 0 | L | |||
| Assam | Bongaigaon | Oil India Ltd. Chirang | 542 | RIRuO | 104 | A | 3 | 10 | 6 | 5 | 6 | 8 | 1 | 0 | L | |
| Barpara Office Building | 520 | RIRuO | 104 | A | 3 | 10 | 7 | 5 | 7 | 8 | 1 | 0 | L | |||
| Daranga | BATAD, Baska | 566 | RIRuO | 92 | A | 3 | 10 | 5 | 4 | 6 | 7 | 1 | 0 | L | ||
| Dibrugarh | Dibrugarh Office Building | 538 | RIRuO | 103 | A | 4 | 10 | 6 | 5 | 6 | 8 | 1 | 0 | L | ||
| Golaghat | Golaghat Office Building | 539 | ES | Numaligarh | 82 | A | 3 | 8 | 6 | 4 | 6 | 8 | 1 | 0 | L | |
| Guwahati | Head Office, Bamunimaidam | 193 | RIRuO | 254 | A | 3 | 11 | 7 | 5 | 7 | 9 | 1 | 0 | L | ||
| Boragaon, office premises of IASST, Kamrup | 603 | RIRuO | 33 | IA | 3 | 11 | 6 | 5 | 6 | 7 | 1 | 0 | - | |||
| Guwahati University, Kamrup | 602 | RIRuO | 82 | A | 3 | 8 | 6 | 5 | 6 | 7 | 1 | 0 | L | |||
| ITI Building, Gopinath Nagar | 519 | RIRuO | 280 | A | 4 | 15 | 9 | 8 | 9 | 11 | 2 | 0 | L | |||
| Central Dairy, Khanapara, Kamrup | 596 | RIRuO | 106 | A | 4 | 10 | 6 | 6 | 6 | 7 | 1 | 0 | L | |||
| Near Pragjyotish College, Santipur | 541 | RIRuO | 264 | A | 5 | 13 | 7 | 5 | 7 | 9 | 1 | 0 | L | |||
| Lakhimpur | Bazar Patti, North Lakhimpur | 587 | RIRuO | 102 | A | 4 | 10 | 6 | 5 | 6 | 8 | 1 | 0 | L | ||
| Nagaon | Water Resources Div., Christian Patty | 595 | RIRuO | 103 | A | 3 | 9 | 6 | 4 | 6 | 8 | 1 | 0 | L | ||
| Nalbari | PWD Rural Div Office Complex, | 597 | RIRuO | 82 | A | 2 | 19 | 7 | 5 | 7 | 9 | 2 | 0 | L | ||
| Sibsagar | Sibasagar Office Building | 537 | RIRuO | 108 | A | 3 | 8 | 6 | 4 | 6 | 8 | 1 | 0 | L | ||
| Usha Lodge, near ONGCL Colony | 604 | RIRuO | 24 | IA | 4 | 8 | 6 | 5 | 6 | 8 | 1 | 0 | - | |||
| Silchar | Janiganj Govt. Boys HS School | 607 | RIRuO | 11 | IA | 5 | 7 | 6 | 5 | 6 | 7 | 1 | 0 | - | ||
| Office Building of RLO, Ithkola Market | 567 | RIRuO | 92 | A | 2 | 11 | 7 | 5 | 7 | 9 | 1 | 0 | L | |||
| Tezpur | Tezpur Office Building | 536 | RIRuO | 104 | A | 4 | 8 | 6 | 5 | 6 | 7 | 1 | 0 | L | ||
| Tinsukia | Digboi Carbon factory Campus, Borguri | 594 | RIRuO | 99 | A | 4 | 15 | 5 | 5 | 6 | 8 | 2 | 0 | L | ||
| Coal India Office Complex, Margherita | 586 | RIRuO | 97 | A | 7 | 29 | 10 | 8 | 10 | 12 | 3 | 0 | L | |||
| Shreepuria, Borguri | 605 | RIRuO | 43 | IA | 5 | 9 | 6 | 5 | 6 | 7 | 1 | 0 | - | |||
| Bihar | Patna | Beltron Bhawan, Shastri Nagar | 210 | RIRuO | 80 | A | 2 | 10 | 5 | 3 | 5 | 7 | 2 | 0 | L | |
| Gandhi Maidan Test Centre | 284 | RIRuO | 46 | IA | 4 | 28 | 9 | 4 | 7 | 18 | 6 | 0 | - | |||
| Chandigarh | Chandigarh | Modern Foods, Industrial Area | 106 | RIRuO | 149 | A | 2 | 2 | 2 | 2 | 2 | 2 | - | 0 | L | |
| Sector-17 C | 263 | RIRuO | 150 | A | 2 | 2 | 2 | 2 | 2 | 2 | - | 0 | L | |||
| Punjab Engineering College, Sector 12 | 264 | RIRuO | 153 | A | 2 | 2 | 2 | 2 | 2 | 2 | - | 0 | L | |||
| Sector-39, IMTECH | 463 | RIRuO | 150 | A | 2 | 2 | 2 | 2 | 2 | 2 | - | 0 | L | |||
| Kaimbwala Village | 464 | RIRuO | 145 | A | 2 | 6 | 2 | 2 | 2 | 2 | - | 0 | L | |||
| Chattisgarh | Bhillai | Visak Hostel, Sector-4 | 65 | RIRuO | 91 | A | 8 | 12 | 10 | 9 | 10 | 12 | 1 | 0 | L | |
| R.O., 5/32 Banglow Office Building | 67 | RIRuO | 89 | A | 3 | 7 | 5 | 4 | 5 | 6 | 1 | 0 | L | |||
| M.P. Laghu Udyog Nigam | 245 | RIRuO | 87 | A | 9 | 14 | 12 | 10 | 12 | 14 | 1 | 0 | L | |||
| Bilaspur | RO, CECB Vyapar Vihar | RIRuO | 35 | IA | 4 | 14 | 8 | 5 | 8 | 10 | 2 | 0 | - | |||
| Korba | HIG 21,22.Near Ghantaghar, | 364 | RIRuO | 94 | A | 12 | 14 | 13 | 12 | 13 | 14 | 1 | 0 | L | ||
| Pragati Nagar NTPC Colony | 249 | RIRuO | 97 | A | 10 | 13 | 13 | 12 | 13 | 13 | - | 0 | L | |||
| I.T.I., Rampur | 407 | RIRuO | 95 | A | 11 | 15 | 13 | 12 | 13 | 14 | 1 | 0 | L | |||
| Raipur | New HIG-9, Hirapur | 368 | RIRuO | 41 | IA | 11 | 17 | 14 | 11 | 14 | 15 | 2 | 0 | - | ||
| M/S Wool Worth India, Sarora Raipur | 223 | RIRuO | 46 | IA | 13 | 21 | 16 | 14 | 16 | 19 | 2 | 0 | - | |||
| Yatayat Thana, Jai Stambh Chowk | 447 | RIRuO | 44 | IA | 8 | 17 | 14 | 12 | 14 | 16 | 2 | 0 | - | |||
| Dadra & Nagar Haveli | Silvassa | Khadoli Industrial Area, Village- Khadoli | 558 | RIRuO | 94 | A | 7 | 8 | 7 | 7 | 7 | 8 | - | 0 | L | |
| Daman & Diu | Daman | Kadaiya Industrial Area, Village- Kadaiya | 560 | RIRuO | 96 | A | 7 | 8 | 7 | 7 | 7 | 8 | - | 0 | L | |
| Delhi | Delhi | N.Y. School, Sarojini Nagar | 144 | RIRuO | 96 | A | 2 | 18 | 4 | 2 | 3 | 9 | 3 | 0 | L | |
| Town Hall, Chandni Chowk | 146 | RIRuO | 96 | A | 2 | 23 | 7 | 2 | 5 | 14 | 5 | 0 | L | |||
| Mayapuri Industrial Area | 345 | RIRuO | 96 | A | 2 | 28 | 10 | 3 | 9 | 19 | 7 | 0 | L | |||
| Pritampura | 531 | RIRuO | 81 | A | 4 | 6 | 4 | 4 | 4 | 5 | - | 0 | L | |||
| Shahadra | 58 | RIRuO | 80 | A | 4 | 9 | 5 | 4 | 4 | 5 | 1 | 0 | L | |||
| Shahzada Bagh | 57 | RIRuO | 79 | A | 4 | 10 | 5 | 4 | 5 | 6 | 1 | 0 | L | |||
| Nizamuddin | 55 | RIRuO | 80 | A | 4 | 5 | 4 | 4 | 4 | 5 | - | 0 | L | |||
| Janakpuri | 59 | RIRuO | 76 | A | 4 | 9 | 5 | 4 | 5 | 5 | 1 | 0 | L | |||
| Siri Fort | 60 | RIRuO | 80 | A | 4 | 6 | 4 | 4 | 4 | 5 | - | 0 | L | |||
| Goa | Panaji | Old GSPCB premises, Patto | 327 | RIRuO | 105 | A | 2 | 35 | 4 | 2 | 2 | 10 | 5 | 0 | L | |
| Marmagao | Fire Brigade Station, Port Trust | 435 | RIRuO | 118 | A | 7 | 253 | 32 | 12 | 15 | 67 | 35 | 6 | M | ||
| Vasco | Fuse Call Office of Elec. Dept., Mormugao | 37 | RIRuO | 103 | A | 2 | 45 | 6 | 2 | 2 | 12 | 7 | 0 | L | ||
| Curchorem | Curchorem, Sanvordem, Quepem | 628 | RIRuO | 19 | IA | 5 | 76 | 32 | 6 | 19 | 66 | 25 | 0 | - | ||
| Codli | Codli Tisk, Ponda | 630 | RIRuO | 6 | IA | 8 | 12 | 10 | 8 | 10 | 11 | 2 | 0 | - | ||
| Honda | Honda Junction, Sattari | 631 | ES | Sahyadri | 8 | IA | 6 | 11 | 8 | 7 | 8 | 10 | 2 | 0 | - | |
| Bicholim | Bicholim | 632 | RIRuO | 11 | IA | 7 | 10 | 9 | 7 | 9 | 10 | 1 | 0 | - | ||
| Amona | Amona, Bicholim | 633 | RIRuO | 16 | IA | 4 | 9 | 6 | 5 | 6 | 9 | 2 | 0 | - | ||
| Assanora | Assanora Junction, Bardez | 634 | RIRuO | 8 | IA | 4 | 7 | 5 | 4 | 5 | 7 | 1 | 0 | - | ||
| Usgao | Usgao Plae, Junction, Ponda | 629 | RIRuO | 10 | IA | 2 | 10 | 6 | 3 | 5 | 9 | 3 | 0 | - | ||
| Gujarat | Ahmedabad | Naroda, G.I.D.C., Ahmadabad | 101 | RIRuO | 104 | A | 12 | 23 | 20 | 18 | 20 | 22 | 2 | 0 | L | |
| Cadilla Bridge Narol | 102 | RIRuO | 103 | A | 11 | 21 | 16 | 12 | 16 | 20 | 3 | 0 | L | |||
| L.D. Engg. College | 103 | RIRuO | 104 | A | 8 | 17 | 12 | 10 | 12 | 14 | 2 | 0 | L | |||
| Shardaben Hospital, Saraspur | 154 | RIRuO | 103 | A | 10 | 18 | 14 | 11 | 14 | 17 | 2 | 0 | L | |||
| R.C. High School, Mirzapur | 155 | RIRuO | 104 | A | 10 | 21 | 15 | 13 | 15 | 18 | 2 | 0 | L | |||
| Naroda, G.I.D.C., | 347 | RIRuO | 104 | A | 9 | 19 | 15 | 13 | 15 | 18 | 2 | 0 | L | |||
| Anklesvar | Rallis India Ltd. | 252 | RIRuO | 104 | A | 12 | 24 | 18 | 14 | 18 | 23 | 4 | 0 | L | ||
| Durga Traders, Bhavanafarm Society | 253 | RIRuO | 104 | A | 10 | 19 | 15 | 12 | 14 | 18 | 3 | 0 | L | |||
| Jamnagar | Fisheries Office | 319 | RIRuO | 104 | A | 9 | 26 | 12 | 10 | 12 | 15 | 2 | 0 | L | ||
| Rajkot | Sardhara Industrial Corporation | 257 | RIRuO | 104 | A | 8 | 19 | 13 | 12 | 13 | 15 | 2 | 0 | L | ||
| Regional Offce | 374 | RIRuO | 104 | A | 9 | 23 | 12 | 10 | 12 | 13 | 2 | 0 | L | |||
| Surat | S.V.R. Engg. College | 21 | RIRuO | 104 | A | 9 | 17 | 13 | 11 | 13 | 16 | 2 | 0 | L | ||
| B.R.C. High School, Udhna | 22 | RIRuO | 114 | A | 13 | 27 | 20 | 15 | 20 | 24 | 3 | 0 | L | |||
| Air India Office | 23 | RIRuO | 104 | A | 12 | 40 | 16 | 13 | 16 | 18 | 3 | 0 | L | |||
| Vadodara | GPCB Office, Geri Vasahat | 50 | RIRuO | 96 | A | 8 | 17 | 11 | 8 | 10 | 13 | 2 | 0 | L | ||
| Dandia Bazaar | 333 | RIRuO | 96 | A | 12 | 26 | 16 | 13 | 15 | 21 | 3 | 0 | L | |||
| CETP Nandesari | 334 | RIRuO | 96 | A | 17 | 31 | 23 | 20 | 23 | 26 | 3 | 0 | L | |||
| Vapi | GEB, IIIrd Phase, GIDC, Vapi | 367 | RIRuO | 104 | A | 11 | 49 | 17 | 13 | 17 | 19 | 6 | 0 | L | ||
| Vapi Nagar Palika, Vapi | 221 | RIRuO | 104 | A | 10 | 17 | 14 | 12 | 14 | 17 | 2 | 0 | L | |||
| Haryana | Faridabad | Escorts Research Centre Mathura Road | 331 | RIRuO | 145 | A | 7 | 32 | 17 | 12 | 16 | 23 | 4 | 0 | L | |
| RO Haryana SPCB | 330 | RIRuO | 96 | A | 10 | 29 | 18 | 14 | 17 | 26 | 5 | 0 | L | |||
| Hissar | Urban Estate - II | 390 | RIRuO | 27 | IA | 5 | 11 | 8 | 7 | 8 | 9 | 1 | 0 | - | ||
| Guru Jambehswar University | 414 | RIRuO | 52 | A | 2 | 18 | 7 | 2 | 6 | 16 | 4 | 0 | L | |||
| Yamunanagar | Ballarpur Industries | 196 | RIRuO | 52 | A | 7 | 19 | 12 | 9 | 12 | 16 | 3 | 0 | L | ||
| Himachal Pradesh | Baddi | Industry Department Office Building | 449 | RIRuO | 93 | A | 0 | 7 | 3 | 2 | 3 | 5 | 1 | 0 | L | |
| AHC barotiwala | 564 | RIRuO | 77 | A | 1 | 9 | 3 | 2 | 3 | 5 | 1 | 0 | L | |||
| Housing Board | 563 | RIRuO | 10 | IA | 2 | 2 | 2 | 2 | 2 | 2 | - | 0 | - | |||
| Damtal | Regional Office | 268 | RIRuO | 147 | A | 2 | 2 | 2 | 2 | 2 | 2 | - | 0 | L | ||
| Old Road | 271 | RIRuO | 113 | A | 2 | 2 | 2 | 2 | 2 | 2 | - | 0 | L | |||
| Kala Amb | Kala Amb Industrial Area | 461 | RIRuO | 156 | A | 2 | 10 | 4 | 2 | 4 | 6 | 2 | 0 | L | ||
| Trilokpur | 530 | RIRuO | 155 | A | 2 | 5 | 2 | 2 | 2 | 3 | - | 0 | L | |||
| Nalagarh | Municipal Council | 565 | RIRuO | 66 | A | 1 | 8 | 3 | 2 | 3 | 4 | 1 | 0 | L | ||
| Parwanoo | Regional Office, Sector- 4 | 132 | RIRuO | 147 | A | 2 | 5 | 3 | 2 | 2 | 3 | 1 | 0 | L | ||
| Asst. Commissioner Building, Sector I | 339 | RIRuO | 134 | A | 2 | 6 | 3 | 2 | 3 | 4 | 1 | 0 | L | |||
| Paonta Sahib | Paonta Sahib | 117 | RIRuO | 136 | A | 2 | 4 | 2 | 2 | 2 | 3 | - | 0 | L | ||
| Gondhpur Industrial Area | 118 | RIRuO | 107 | A | 2 | 5 | 3 | 2 | 3 | 4 | 1 | 0 | L | |||
| Shimla | Tekka Bench Ridge | 34 | ES | Hill station | 140 | A | 2 | 6 | 3 | 2 | 2 | 4 | 1 | 0 | L | |
| Bus Stand, Winterfield | 35 | ES | Hill station | 114 | A | 2 | 8 | 4 | 2 | 3 | 6 | 1 | 0 | L | ||
| Jammu & Kashmir | Jammu | Regional Office, Jammu | 184 | RIRuO | 88 | A | 2 | 9 | 5 | 3 | 4 | 7 | 2 | 0 | L | |
| M.A. Stadium, Jewel Chowk, Jammu | 482 | RIRuO | 89 | A | 2 | 15 | 6 | 4 | 6 | 9 | 2 | 0 | L | |||
| Bari Brahamana Industrial Area, Jammu | 507 | RIRuO | 49 | IA | 3 | 19 | 10 | 6 | 9 | 16 | 4 | 0 | - | |||
| Jharkhand | Dhanbad | EMTI, Bastacola | 612 | RIRuO | 67 | A | 12 | 36 | 16 | 13 | 15 | 18 | 3 | 0 | L | |
| CGM Office, Kusunda | 611 | RIRuO | 77 | A | 12 | 36 | 16 | 13 | 14 | 20 | 4 | 0 | L | |||
| R.O. Dhanbad | 44 | RIRuO | 75 | A | 10 | 31 | 14 | 11 | 13 | 18 | 4 | 0 | L | |||
| Jamshedpur | Bistupur Vehical Testing Centre | 351 | RIRuO | 89 | A | 30 | 41 | 36 | 33 | 36 | 38 | - | 0 | M | ||
| Golmuri Vehicle Testing Centre | 382 | RIRuO | 91 | A | 23 | 42 | 35 | 33 | 35 | 38 | 3 | 0 | M | |||
| Jharia | M.A.D.A. | 332 | RIRuO | 68 | A | 13 | 36 | 17 | 14 | 17 | 20 | 3 | 0 | L | ||
| Ranchi | Albert Ekka Chowk, Main Road | 402 | RIRuO | 111 | A | 16 | 31 | 19 | 17 | 19 | 23 | 3 | 0 | L | ||
| Saraikela Kharsawan | RO Building, Adityapur | 614 | RIRuO | 86 | A | 28 | 41 | 35 | 31 | 35 | 39 | 3 | 0 | M | ||
| Sindri | BIT / PDIL | 46 | RIRuO | 33 | IA | 11 | 24 | 16 | 12 | 15 | 21 | 3 | 0 | - | ||
| West Singhbhum | Barajamda U.M. Office | 615 | RIRuO | 84 | A | 15 | 36 | 21 | 18 | 20 | 24 | 3 | 0 | L | ||
| Karnataka | Bangalore | Graphite India | 77 | RIRuO | 59 | A | 10 | 20 | 15 | 12 | 16 | 18 | 2 | 0 | L | |
| Yeshwanthpura police station | 457 | RIRuO | 100 | A | 9 | 20 | 16 | 13 | 17 | 19 | 2 | 0 | L | |||
| Peenya Industrial Area | 405 | RIRuO | 99 | A | 6 | 40 | 16 | 13 | 15 | 17 | 4 | 0 | L | |||
| KHB Industrial Area, Yelahanka | 404 | RIRuO | 107 | A | 9 | 18 | 14 | 12 | 15 | 16 | 2 | 0 | L | |||
| AMCO Batteries, Mysore Road | 78 | RIRuO | 100 | A | 7 | 19 | 14 | 12 | 14 | 15 | 2 | 0 | L | |||
| Jnanabharathi , Bangalore University | 598 | RIRuO | 104 | A | 2 | 24 | 6 | 2 | 5 | 7 | 5 | 0 | L | |||
| R V College of Engineering | 589 | RIRuO | 22 | IA | 2 | 14 | 7 | 4 | 6 | 10 | 2 | 0 | - | |||
| TERI office, Vital Medi healthcare Pvt.Ltd | RIRuO | 15 | IA | 26 | 32 | 28 | 26 | 28 | 31 | 2 | 0 | - | ||||
| Victoria hospital | 406 | RIRuO | 29 | IA | 6 | 14 | 11 | 7 | 12 | 13 | 2 | 0 | - | |||
| Belgaum | Karnataka SPCB Office Building | 460 | ES | Sahyadri | 83 | A | 2 | 2 | 2 | 2 | 2 | 2 | - | 0 | L | |
| Gulburga | Government Hospital | 459 | RIRuO | 77 | A | 2 | 523 | 9 | 2 | 2 | 3 | 59 | 1 | L | ||
| Hassan | KSRTC bus stand building | 458 | RIRuO | 84 | A | 4 | 6 | 5 | 4 | 5 | 6 | 1 | 0 | L | ||
| Hubli-Dharwad | Lakamanahali Industrial Area, Dharwad | 432 | RIRuO | 69 | A | 2 | 13 | 4 | 2 | 2 | 9 | 3 | 0 | L | ||
| Rani Chennamma Circle, Hubli | 431 | RIRuO | 95 | A | 2 | 13 | 5 | 2 | 5 | 9 | 3 | 0 | L | |||
| Mangalore | Stides Premises, Baikampady Industrial Area | 488 | RIRuO | 105 | A | 2 | 17 | 6 | 3 | 5 | 9 | 3 | 0 | L | ||
| Mysore | K.R.Circle | 40 | RIRuO | 94 | A | 7 | 15 | 11 | 8 | 11 | 14 | 2 | 0 | L | ||
| KSPCB Bldg. Hebbal Ind. Area | 328 | RIRuO | 117 | A | 6 | 14 | 10 | 7 | 10 | 12 | 2 | 0 | L | |||
| Kerala | Alappuzha | District Office, Alissery Road | 618 | RIRuO | 120 | A | 2 | 2 | 2 | 2 | 2 | 2 | - | 0 | L | |
| DC Mills, Pathirappally | 617 | RIRuO | 120 | A | 2 | 2 | 2 | 2 | 2 | 2 | - | 0 | L | |||
| Kochi | Eloor I | 149 | RIRuO | 90 | A | 2 | 3 | 2 | 2 | 2 | 2 | - | 0 | L | ||
| Eloor II | 29 | RIRuO | 91 | A | 2 | 3 | 2 | 2 | 2 | 2 | - | 0 | L | |||
| Irumpanam | 30 | RIRuO | 109 | A | 2 | 11 | 4 | 2 | 4 | 7 | 2 | 0 | L | |||
| Ernakulum South | 338 | RIRuO | 109 | A | 2 | 36 | 4 | 2 | 3 | 5 | 4 | 0 | L | |||
| VYTTILA | 562 | RIRuO | 108 | A | 2 | 16 | 4 | 2 | 4 | 8 | 3 | 0 | L | |||
| MG Road Bank Ernakulum | 147 | RIRuO | 109 | A | 2 | 15 | 4 | 2 | 3 | 7 | 2 | 0 | L | |||
| Kalamassery | 346 | RIRuO | 108 | A | 2 | 23 | 6 | 2 | 4 | 9 | 4 | 0 | L | |||
| Kollam | KSPCB, District Office, Kadappakada | 621 | RIRuO | 117 | A | 2 | 3 | 2 | 2 | 2 | 2 | - | 0 | L | ||
| KMML Chavara | 620 | RIRuO | 56 | A | 2 | 12 | 3 | 2 | 2 | 6 | 2 | 0 | L | |||
| Kottayam | Kottayam | 187 | RIRuO | 96 | A | 6 | 6 | 6 | 6 | 6 | 6 | - | 0 | L | ||
| Vadavathoor | 361 | RIRuO | 96 | A | 4 | 5 | 5 | 5 | 5 | 5 | - | 0 | L | |||
| Kozhikode | Kozhikode City | 360 | RIRuO | 108 | A | 2 | 2 | 2 | 2 | 2 | 2 | - | 0 | L | ||
| Nallalam | 359 | RIRuO | 108 | A | 2 | 2 | 2 | 2 | 2 | 2 | - | 0 | L | |||
| Malapuram | Kakkanchery Sijmak oils | 623 | RIRuO | 108 | A | 2 | 2 | 2 | 2 | 2 | 2 | - | 0 | L | ||
| Palakkad | SEPR Refractories India Ltd. | 311 | RIRuO | 121 | A | 2 | 11 | 3 | 2 | 2 | 5 | 2 | 0 | L | ||
| Pathanamthitta | Near District Office KSPCB, Makkamkunnu | 619 | RIRuO | 120 | A | 2 | 2 | 2 | 2 | 2 | 2 | - | 0 | L | ||
| Thissur | KSPCB, District Office, Poonkunnam | 624 | RIRuO | 93 | A | 2 | 2 | 2 | 2 | 2 | 2 | - | 0 | L | ||
| Wayanad | Sulthan Bathery | 622 | RIRuO | 119 | A | 2 | 3 | 2 | 2 | 2 | 2 | - | 0 | L | ||
| Trivandrum | PRS Hospital/COSMO | 419 | RIRuO | 108 | A | 5 | 8 | 6 | 6 | 6 | 7 | 1 | 0 | L | ||
| SMV School | 181 | RIRuO | 109 | A | 5 | 25 | 7 | 6 | 7 | 7 | 2 | 0 | L | |||
| VELI | 357 | RIRuO | 106 | A | 6 | 23 | 16 | 11 | 16 | 20 | 3 | 0 | L | |||
| PETTAH | 358 | RIRuO | 107 | A | 5 | 11 | 6 | 6 | 6 | 7 | 1 | 0 | L | |||
| Madhya Pradesh | Bhopal | Hamidia Road, M.P. Hastshilp Vikas Nigam | 122 | RIRuO | 72 | A | 2 | 93 | 10 | 3 | 8 | 13 | 12 | 1 | L | |
| C E T P Govindpura | 123 | RIRuO | 73 | A | 0 | 61 | 7 | 3 | 5 | 13 | 8 | 0 | L | |||
| Dewas | EID Perry (I) Limited | 525 | RIRuO | 86 | A | 29 | 8 | 14 | 0 | 11 | 13 | 19 | 4 | L | ||
| Dewas Metal Section | 524 | RIRuO | 52 | A | 15 | 6 | 10 | 7 | 10 | 13 | 2 | 0 | L | |||
| Vikas Nagar | 523 | RIRuO | 79 | A | 24 | 7 | 11 | 8 | 11 | 15 | 3 | 0 | L | |||
| Gwalior | Dindayal Nagar | 479 | RIRuO | 71 | A | 17 | 7 | 12 | 9 | 12 | 14 | 2 | 0 | L | ||
| Maharaj Bada | 478 | RIRuO | 60 | A | 19 | 8 | 13 | 10 | 13 | 15 | 2 | 0 | L | |||
| Indore | Polo Ground | 127 | RIRuO | 89 | A | 7 | 70 | 22 | 12 | 17 | 43 | 13 | 0 | L | ||
| Kothari Market, M.G. Road | 128 | RIRuO | 93 | A | 2 | 22 | 11 | 5 | 12 | 16 | 4 | 0 | L | |||
| Telephone Nagar, Kanadia Road | 131 | RIRuO | 91 | A | 0 | 22 | 8 | 5 | 8 | 12 | 3 | 0 | L | |||
| Jabalpur | Vijay Nagar | 248 | RIRuO | 21 | IA | 2 | 2 | 2 | 2 | 2 | 2 | - | 0 | - | ||
| Nagda | B C I Labour Club | 84 | RIRuO | 91 | A | 34 | 11 | 16 | 13 | 16 | 20 | 4 | 0 | L | ||
| Grasim Kalyan Kendra | 246 | RIRuO | 98 | A | 39 | 12 | 21 | 14 | 21 | 26 | 5 | 0 | L | |||
| Sagar | Pt.Deendayal Nagar, Housing Board Colony | 532 | RIRuO | 72 | A | 5 | 3 | 4 | 3 | 4 | 4 | - | 0 | L | ||
| Satna | Sub-divisional Office E/M LightMachniery | 343 | RIRuO | 80 | A | 5 | 2 | 3 | 2 | 3 | 4 | 1 | 0 | L | ||
| Regional Office MPPCB | 342 | RIRuO | 96 | A | 4 | 2 | 3 | 2 | 2 | 3 | 1 | 0 | L | |||
| Singrauli | Jayant Township | 515 | RIRuO | 13 | IA | 21 | 18 | 19 | 18 | 19 | 21 | 1 | 0 | - | ||
| N.T.P.C., Vidyanagar | 514 | RIRuO | 19 | IA | 17 | 14 | 16 | 14 | 16 | 17 | 1 | 0 | - | |||
| Waidhan | 516 | RIRuO | 13 | IA | 12 | 9 | 10 | 9 | 10 | 11 | 1 | 0 | - | |||
| District Office | 527 | RIRuO | 71 | A | 23 | 12 | 15 | 13 | 14 | 15 | 19 | 3 | L | |||
| Ujjain | Regional Office | 526 | RIRuO | 42 | IA | 9 | 6 | 8 | 6 | 8 | 9 | 1 | 0 | - | ||
| Mahakal Temple | 528 | RIRuO | 51 | A | 15 | 10 | 12 | 11 | 13 | 14 | 1 | 0 | L | |||
| Maharashtra | Amravati | M/s Apurva Oil and Industries Pvt. Ltd | 549 | RIRuO | 88 | A | 9 | 15 | 12 | 10 | 12 | 14 | 2 | 0 | L | |
| Govt College of Engineering | 548 | RIRuO | 97 | A | 6 | 14 | 11 | 8 | 11 | 13 | 2 | 0 | L | |||
| Rajkamal Square | 547 | RIRuO | 96 | A | 6 | 18 | 13 | 11 | 14 | 16 | 2 | 0 | L | |||
| Aurangabad | S.B.E.S. College | 511 | RIRuO | 110 | A | 4 | 13 | 7 | 5 | 7 | 9 | 2 | 0 | L | ||
| Collector Ofiice | 512 | RIRuO | 108 | A | 3 | 10 | 6 | 4 | 6 | 8 | 1 | 0 | L | |||
| C.A.D.A. Ofiice, Garkheda | 513 | RIRuO | 97 | A | 3 | 19 | 6 | 5 | 6 | 8 | 2 | 0 | L | |||
| Badlapur | BIWA Office | 649 | RIRuO | 92 | A | 5 | 86 | 32 | 13 | 31 | 53 | 15 | 1 | M | ||
| Chandrapur | Grampanchat Ghughus | 267 | RIRuO | 93 | A | 5 | 86 | 30 | 9 | 23 | 62 | 20 | 1 | M | ||
| MIDC Chandrapur | 281 | RIRuO | 96 | A | 6 | 181 | 38 | 8 | 24 | 92 | 36 | 13 | M | |||
| Nagar Parishad | 396 | RIRuO | 97 | A | 5 | 95 | 27 | 6 | 24 | 53 | 20 | 2 | M | |||
| Gadchandur Gram Panchayat, Rajura | 640 | RIRuO | 74 | A | 4 | 79 | 20 | 7 | 15 | 36 | 14 | 0 | L | |||
| MIDC, Tadali | 638 | RIRuO | 62 | A | 5 | 48 | 20 | 7 | 16 | 38 | 12 | 0 | L | |||
| Muncipal Council, Ballarshah | 639 | RIRuO | 94 | A | 4 | 85 | 20 | 6 | 15 | 35 | 14 | 1 | L | |||
| Jalgaon | B. J. Market | 644 | RIRuO | 69 | A | 9 | 24 | 16 | 12 | 16 | 22 | 4 | 0 | L | ||
| Girna water tank | 645 | RIRuO | 68 | A | 9 | 19 | 15 | 13 | 15 | 17 | 2 | 0 | L | |||
| MIDC Jalgaon | 646 | RIRuO | 70 | A | 15 | 28 | 21 | 16 | 20 | 25 | 3 | 0 | L | |||
| Kolhapur | University Campus, Shivaji University, | 508 | ES | Sahyadri | 100 | A | 7 | 11 | 9 | 8 | 9 | 10 | 1 | 0 | L | |
| Ruikar Trust, Dabholkar Corner, ST Stand | 509 | ES | Sahyadri | 92 | A | 15 | 32 | 20 | 16 | 19 | 28 | 4 | 0 | M | ||
| Mahadwar Road, Near Mahalaxmi Temple | 510 | ES | Sahyadri | 102 | A | 10 | 24 | 16 | 13 | 16 | 20 | 3 | 0 | M | ||
| Latur | MIDC Water Works | 641 | RIRuO | 96 | A | 4 | 22 | 8 | 4 | 7 | 15 | 4 | 0 | L | ||
| Terrace of Kshewraj Vidyalaya Shyamnagar | 642 | RIRuO | 104 | A | 4 | 22 | 8 | 4 | 6 | 12 | 4 | 0 | L | |||
| Terrace of Sidhheshwar Sahakari Bank Ganjgolai | 643 | RIRuO | 61 | A | 4 | 21 | 7 | 4 | 7 | 12 | 3 | 0 | L | |||
| Lote | MIDC Chalkewadi | 489 | RIRuO | 12 | IA | 24 | 180 | 74 | 28 | 60 | 132 | 46 | 33 | - | ||
| Pump House, CETP | 490 | RIRuO | 18 | IA | 13 | 136 | 46 | 21 | 46 | 65 | 28 | 6 | - | |||
| Mahad | Water treatment plant, Bhirwadi | 569 | RIRuO | 66 | A | 9 | 36 | 19 | 12 | 18 | 26 | 6 | 0 | L | ||
| EHS, M/s Privi organics Ltd | 570 | RIRuO | 56 | A | 11 | 36 | 21 | 12 | 21 | 27 | 6 | 0 | L | |||
| Mahatma Phule Hall, MNP | 571 | RIRuO | 50 | A | 10 | 26 | 16 | 12 | 16 | 22 | 4 | 0 | L | |||
| Mumbai | Kalbadevi | 169 | RIRuO | 84 | A | 2 | 24 | 4 | 2 | 3 | 7 | 4 | 0 | L | ||
| Parel , Ambedkar Road | 170 | RIRuO | 98 | A | 2 | 35 | 4 | 2 | 3 | 6 | 4 | 0 | L | |||
| Worli | 349 | RIRuO | 103 | A | 2 | 16 | 4 | 2 | 3 | 8 | 3 | 0 | L | |||
| Nagpur | Institution of Engineers | 287 | RIRuO | 86 | A | 8 | 17 | 11 | 9 | 9 | 13 | 2 | 0 | L | ||
| Govt. Polytechnic College, Sadar | 314 | RIRuO | 87 | A | 7 | 19 | 11 | 9 | 11 | 13 | 2 | 0 | L | |||
| MIDC Office Hingana Road | 288 | RIRuO | 83 | A | 7 | 15 | 11 | 9 | 11 | 14 | 2 | 0 | L | |||
| MIDC Industrial Area, MIDC Office, Hingna | 165 | RIRuO | 81 | A | 2 | 48 | 6 | 2 | 3 | 15 | 8 | 0 | L | |||
| Maskasath, Itwari | 166 | RIRuO | 98 | A | 2 | 17 | 3 | 2 | 2 | 5 | 2 | 0 | L | |||
| NEERI Lab, Nehru Marg | 167 | RIRuO | 96 | A | 2 | 22 | 3 | 2 | 2 | 4 | 3 | 0 | L | |||
| Nashik | R.T.O. Colony Tank | 259 | RIRuO | 112 | A | 11 | 35 | 20 | 16 | 20 | 27 | 4 | 0 | L | ||
| VIP Industrial Area, MIDC Satpura | 269 | RIRuO | 113 | A | 13 | 38 | 23 | 19 | 23 | 28 | 4 | 0 | L | |||
| Nashik Municipal Council Building | 280 | RIRuO | 111 | A | 11 | 33 | 21 | 16 | 20 | 26 | 4 | 0 | L | |||
| Navi Mumbai | T.B.I.A, Rabale , Airoli, TTC | 491 | RIRuO | 102 | A | 8 | 63 | 23 | 11 | 23 | 33 | 9 | 0 | L | ||
| Dr. D.Y. Patil College, Nerul, TTC | 492 | RIRuO | 104 | A | 7 | 22 | 14 | 8 | 13 | 19 | 4 | 0 | L | |||
| MPCB Central Lab, Mhape | 493 | RIRuO | 96 | A | 8 | 49 | 22 | 10 | 22 | 33 | 9 | 0 | L | |||
| CIDCO Nodal Office Kharghar | 494 | RIRuO | 105 | A | 6 | 43 | 15 | 9 | 13 | 21 | 6 | 0 | L | |||
| Panvel Residential Area, Taloja | 495 | RIRuO | 96 | A | 5 | 30 | 15 | 9 | 15 | 22 | 5 | 0 | L | |||
| MIDC Collom Faciolity Building | 496 | RIRuO | 99 | A | 8 | 74 | 30 | 16 | 29 | 44 | 11 | 0 | M | |||
| Pune | Maratha Chamber of commerce, Bhosari | 312 | RIRuO | 104 | A | 11 | 195 | 40 | 15 | 31 | 74 | 28 | 10 | M | ||
| State Electricity Board BLDG Nalstop | 379 | RIRuO | 104 | A | 10 | 45 | 23 | 13 | 21 | 38 | 9 | 0 | L | |||
| Swargate Police Chawki | 381 | RIRuO | 104 | A | 10 | 49 | 23 | 13 | 21 | 37 | 9 | 0 | L | |||
| Roha | Roha Industrial Association office | 572 | RIRuO | 64 | A | 9 | 29 | 16 | 12 | 15 | 23 | 4 | 0 | L | ||
| Filter House of MIDC Water works | 573 | RIRuO | 61 | A | 9 | 27 | 17 | 11 | 17 | 23 | 4 | 0 | L | |||
| Sangli | Udyog bhavan / SRO, MPCB Sangli | 574 | RIRuO | 105 | A | 8 | 20 | 13 | 9 | 13 | 16 | 3 | 0 | L | ||
| Sangli- Miraj Primary school Building | 575 | RIRuO | 104 | A | 7 | 24 | 14 | 9 | 15 | 18 | 4 | 0 | L | |||
| Krishna Valley School | 576 | RIRuO | 104 | A | 8 | 24 | 14 | 10 | 14 | 20 | 4 | 0 | L | |||
| Solapur | WIT Campus | 299 | RIRuO | 106 | A | 13 | 19 | 17 | 15 | 16 | 18 | 1 | 0 | L | ||
| Voronoko School / Chitale Clinic | 300 | RIRuO | 107 | A | 13 | 20 | 17 | 15 | 17 | 19 | 1 | 0 | L | |||
| Thane | Maternity Hospital,Dhobighat,Kopri | 303 | RIRuO | 122 | A | 7 | 16 | 12 | 10 | 13 | 15 | 2 | 0 | L | ||
| Thane | Terrace of Shahu Market,Naupada | 304 | RIRuO | 108 | A | 10 | 20 | 16 | 14 | 16 | 19 | 2 | 0 | L | ||
| Kolshet and Balkum, Thane West | 305 | RIRuO | 36 | IA | 10 | 16 | 13 | 11 | 13 | 15 | 2 | 0 | - | |||
| Ulhasnagar | Smt. C. H. M. College Campus | 647 | RIRuO | 99 | A | 4 | 85 | 30 | 15 | 26 | 47 | 13 | 1 | M | ||
| Octroi Naka | 648 | RIRuO | 94 | A | 5 | 132 | 32 | 14 | 27 | 47 | 21 | 4 | M | |||
| Meghalaya | Byrnihat | EPIP, Ri-Bhoi district | 568 | RIRuO | - | - | - | - | - | - | - | - | - | - | - | |
| Dawki | Terrace building, Jaintia Hills District | 588 | RIRuO | 68 | A | 2 | 8 | 2 | 2 | 2 | 2 | 1 | 0 | L | ||
| Tura | Office building of Add Chief Engineer, Garo Hills District | 608 | RIRuO | 34 | IA | 2 | 2 | 2 | 2 | 2 | 2 | - | 0 | - | ||
| Shillong | State Tuberculosis Hospital | 340 | ES | Hill station | 79 | A | 2 | 18 | 3 | 2 | 2 | 2 | 3 | 0 | L | |
| Boards Office Permises, Lumpyngngad | 120 | ES | Hill station | 54 | A | 2 | 2 | 2 | 2 | 2 | 2 | - | 0 | L | ||
| Mizoram | Aizawl | Khatla, M.G-Road, Mizoram SPCB | 450 | ES | Hill station | 104 | A | 2 | 2 | 2 | 2 | 2 | 2 | - | 0 | L |
| Aizawl | Laipuitlang, Residence of Chairman, MPCB | 451 | ES | Hill station | 104 | A | 2 | 2 | 2 | 2 | 2 | 2 | - | 0 | L | |
| Aizawl | Bawngkawn , Roof Top of Mr.K.L. Berema’s residence | 452 | ES | Hill station | 104 | A | 2 | 2 | 2 | 2 | 2 | 2 | - | 0 | L | |
| Nagaland | Dimapur | Bank Colony | 317 | RIRuO | 93 | A | 2 | 2 | 2 | 2 | 2 | 2 | - | 0 | L | |
| Dhobinala | 448 | RIRuO | 93 | A | 2 | 2 | 2 | 2 | 2 | 2 | - | 0 | L | |||
| Kohima | Opposite NST Office | 609 | ES | Hill station | 51 | A | 2 | 2 | 2 | 2 | 2 | 2 | - | 0 | L | |
| Opposite War Cemetery | 610 | ES | Hill station | 42 | IA | 2 | 2 | 2 | 2 | 2 | 2 | - | 0 | - | ||
| Orissa | Angul | Industrial Estate | 70 | RIRuO | 103 | A | 4 | 8 | 6 | 5 | 6 | 7 | 1 | 0 | L | |
| NALCO Township | 231 | RIRuO | 100 | A | 6 | 21 | 8 | 6 | 7 | 9 | 2 | 0 | L | |||
| Balasore | Sahadevkhunta | 428 | RIRuO | 100 | A | 2 | 2 | 2 | 2 | 2 | 2 | - | 0 | L | ||
| Berhampur | Regional Office Orissa SPCB | 429 | RIRuO | 95 | A | 2 | 2 | 2 | 2 | 2 | 2 | - | 0 | L | ||
| Bhubneshwar | Capital Police Station | 424 | RIRuO | 105 | A | 2 | 2 | 2 | 2 | 2 | 2 | - | 0 | L | ||
| IRC Village | 423 | RIRuO | 98 | A | 2 | 2 | 2 | 2 | 2 | 2 | - | 0 | L | |||
| SPCB Building | 322 | RIRuO | 113 | A | 2 | 2 | 2 | 2 | 2 | 2 | - | 0 | L | |||
| Cuttack | Roof of Traffic Tower, Badambadi | 426 | RIRuO | 105 | A | 2 | 6 | 2 | 2 | 2 | 3 | 1 | 0 | L | ||
| R.O. Cuttack Office, Surya Vihar | 425 | RIRuO | 45 | IA | 2 | 4 | 2 | 2 | 2 | 2 | - | 0 | - | |||
| Rayagada | Regional Office Orissa SPCB | 428 | RIRuO | 103 | A | 2 | 3 | 2 | 2 | 2 | 2 | - | 0 | L | ||
| LPS High School, Jaykaypur | 229 | RIRuO | 103 | A | 2 | 4 | 2 | 2 | 2 | 3 | - | 0 | L | |||
| Rourkela | Regional Office, ORPB | 370 | RIRuO | 94 | A | 4 | 6 | 5 | 5 | 5 | 6 | - | 0 | L | ||
| IDL Police Out-post, Sonaparbat | 227 | RIRuO | 104 | A | 4 | 7 | 5 | 4 | 5 | 6 | 1 | 0 | L | |||
| Sambalpur | Filter Plant, PHD Office, Modipara | 427 | RIRuO | 84 | A | 2 | 5 | 3 | 2 | 4 | 4 | 1 | 0 | L | ||
| Talcher | Coal Field Area / MCL AREA | 471 | RIRuO | 66 | A | 8 | 44 | 14 | 12 | 14 | 15 | 4 | 0 | L | ||
| T.T.P.S.Colony | 68 | RIRuO | 103 | A | 4 | 18 | 10 | 8 | 10 | 12 | 2 | 0 | L | |||
| Punjab | Amritsar | R.O. Focal Point, Amritsar | 487 | RIRuO | 53 | A | 12 | 18 | 14 | 13 | 14 | 16 | 1 | 0 | L | |
| A-1,Platers, Amritsar / VMC | 486 | RIRuO | 57 | A | 11 | 16 | 14 | 12 | 14 | 15 | 1 | 0 | L | |||
| Bhatinda | Ms Milk Plant, Ropar | 506 | RIRuO | 96 | A | 5 | 18 | 9 | 7 | 9 | 12 | 2 | 0 | L | ||
| Dera Bassi | M/s Punjab Chemicals & Crop Protection Ltd | 504 | RIRuO | 128 | A | 6 | 18 | 10 | 8 | 10 | 14 | 3 | 0 | L | ||
| M/s Winsome Yarns Ltd., Barwala Road, Derabassi | 505 | RIRuO | 138 | A | 5 | 15 | 10 | 7 | 10 | 13 | 2 | 0 | L | |||
| Pathankot/ | C-PYTE Building at Dera Baba Nanak | 590 | RIRuO | 56 | A | 4 | 11 | 7 | 5 | 7 | 8 | 1 | 0 | L | ||
| Gobindgarh | M/s Modi Oil and General Mills | 302 | RIRuO | 107 | A | 10 | 28 | 17 | 12 | 17 | 21 | 3 | 0 | L | ||
| M/s Raj Steel Rolling Mills | 301 | RIRuO | 121 | A | 11 | 31 | 18 | 14 | 17 | 25 | 4 | 0 | L | |||
| United Rolling Mills, Mandi Gobindgarh | 483 | RIRuO | 96 | A | 10 | 32 | 18 | 14 | 17 | 23 | 4 | 0 | L | |||
| Jalandar | Municipal Council Tubewell | 353 | RIRuO | 25 | IA | 10 | 12 | 11 | 10 | 11 | 12 | 1 | 0 | - | ||
| Khanna | Markfed Vanaspati, Khanna | 485 | RIRuO | 123 | A | 5 | 17 | 9 | 7 | 9 | 12 | 2 | 0 | L | ||
| AS School, Khanna | 484 | RIRuO | 134 | A | 5 | 13 | 9 | 6 | 9 | 11 | 2 | 0 | L | |||
| Ludhiana | Bharat Nagar Chowk | 422 | RIRuO | 24 | IA | 7 | 10 | 9 | 7 | 9 | 9 | 1 | 0 | - | ||
| Nahar Spining Mlls, Dholewal Chawk | 76 | RIRuO | 115 | A | 5 | 19 | 10 | 6 | 10 | 14 | 3 | 0 | L | |||
| Milk plant, Ferozpur Road | 61 | RIRuO | 131 | A | 5 | 14 | 9 | 6 | 9 | 11 | 2 | 0 | L | |||
| Vishavkarma Chowk | 335 | RIRuO | 126 | A | 5 | 17 | 9 | 6 | 10 | 13 | 2 | 0 | L | |||
| Naya Nangal | M/s Punjab Alkalis & Chemicals Ltd. | 420 | RIRuO | 111 | A | 5 | 13 | 7 | 6 | 7 | 8 | 1 | 0 | L | ||
| M/s NFL Guest House | 421 | RIRuO | 104 | A | 5 | 9 | 7 | 6 | 6 | 8 | 1 | 0 | L | |||
| Patiala | Ceylon Industries | 600 | RIRuO | 126 | A | 3 | 14 | 7 | 4 | 7 | 10 | 2 | 0 | L | ||
| Fire Brigade Station, Bahera Road, | 599 | RIRuO | 119 | A | 4 | 12 | 6 | 5 | 6 | 8 | 1 | 0 | L | |||
| Puducherry | Puducherry | DSTC Office Upstairs, AnnaNagar | 64 | RIRuO | 90 | A | 3 | 9 | 6 | 4 | 6 | 8 | 1 | 0 | L | |
| PIPDIC Ind. Estate Mettupalayam | 93 | RIRuO | 82 | A | 4 | 10 | 6 | 4 | 7 | 8 | 2 | 0 | L | |||
| Chamber Of Commerce | 337 | RIRuO | 83 | A | 2 | 9 | 5 | 3 | 5 | 8 | 2 | 0 | L | |||
| Rajasthan | Alwar | Regional Office, Rajasthan SPCB | 372 | ES | Aravali range | 79 | A | 4 | 14 | 7 | 4 | 7 | 9 | 2 | 0 | L |
| Gaurav Solvex Ltd. MIA | 373 | ES | Aravali range | 75 | A | 4 | 24 | 9 | 4 | 8 | 14 | 4 | 0 | L | ||
| RIICO Pump House, MIA | 219 | ES | Aravali range | 72 | A | 4 | 24 | 8 | 4 | 7 | 13 | 4 | 0 | L | ||
| Jaipur | Ajmeri Gate | 296 | RIRuO | 1 | IA | 5 | 37 | 6 | 5 | 6 | 6 | 3 | 0 | - | ||
| RJPB Office,Jhalana Doongari | 298 | RIRuO | 110 | A | 2 | 6 | 5 | 5 | 5 | 6 | 1 | 0 | L | |||
| Office of District Education Officer, Chandpole | 408 | RIRuO | 94 | A | 4 | 10 | 6 | 5 | 6 | 7 | 1 | 0 | L | |||
| RIICO Office, M.I.A. | 410 | RIRuO | 102 | A | 4 | 7 | 6 | 5 | 5 | 6 | - | 0 | L | |||
| Regional Office (North), RSPCB, Vidyadhar Nagar | 409 | RIRuO | 109 | A | 5 | 11 | 6 | 5 | 6 | 7 | 1 | 0 | L | |||
| VKIA | 297 | RIRuO | 114 | A | 5 | 11 | 6 | 5 | 6 | 7 | 1 | 0 | L | |||
| Jodhpur | DIC Office, Industrial Estate | 413 | RIRuO | 96 | A | 4 | 12 | 6 | 5 | 6 | 7 | 1 | 0 | L | ||
| Sojati Gate | 273 | RIRuO | 103 | A | 4 | 15 | 6 | 5 | 6 | 7 | 1 | 0 | L | |||
| Basni Industrial Area, RIICO Office | 274 | RIRuO | 97 | A | 3 | 25 | 7 | 5 | 6 | 8 | 3 | 0 | L | |||
| Maha Mandir Police Thane | 376 | RIRuO | 99 | A | 4 | 11 | 5 | 5 | 5 | 5 | 1 | 0 | L | |||
| Office of Housing Board, Chopasani Road | 411 | RIRuO | 98 | A | 4 | 15 | 5 | 5 | 5 | 5 | 1 | 0 | L | |||
| Shastri Nagar Police Thana | 412 | RIRuO | 102 | A | 4 | 12 | 6 | 5 | 6 | 6 | 1 | 0 | L | |||
| Kota | Regional Office, RJPB, Anantpura | 17 | RIRuO | 102 | A | 9 | 20 | 13 | 10 | 13 | 15 | 2 | 0 | L | ||
| Municipal Corporation Building | 326 | RIRuO | 101 | A | 7 | 16 | 12 | 9 | 12 | 14 | 2 | 0 | L | |||
| Samcore Glass Ltd. | 325 | RIRuO | 103 | A | 5 | 20 | 6 | 5 | 6 | 8 | 2 | 0 | L | |||
| Udaipur | Ambamata | 320 | RIRuO | 92 | A | 4 | 7 | 5 | 5 | 5 | 6 | 1 | 0 | L | ||
| Town Hall | 294 | RIRuO | 96 | A | 4 | 7 | 6 | 5 | 6 | 7 | 1 | 0 | L | |||
| Regional Office,MIA | 321 | RIRuO | 86 | A | 5 | 128 | 7 | 5 | 6 | 7 | 13 | 1 | L | |||
| Tamilnadu | Chennai | Kathivakkam, Municipal Kalyana Mandapam | 38 | RIRuO | 100 | A | 9 | 17 | 11 | 9 | 11 | 14 | 2 | 0 | L | |
| Govt. High School, Manali | 71 | RIRuO | 102 | A | 9 | 16 | 11 | 9 | 11 | 14 | 2 | 0 | L | |||
| Thiruvottiyur | 72 | RIRuO | 93 | A | 9 | 26 | 13 | 10 | 12 | 15 | 2 | 0 | L | |||
| Madras Medical College | 159 | RIRuO | 93 | A | 2 | 25 | 6 | 2 | 6 | 11 | 4 | 0 | L | |||
| NEERI, CSIR Campus | 160 | RIRuO | 95 | A | 2 | 20 | 5 | 2 | 4 | 8 | 3 | 0 | L | |||
| Thiruvottiyur Municipal Office | 161 | RIRuO | 94 | A | 2 | 22 | 6 | 3 | 5 | 11 | 4 | 0 | L | |||
| Coimbatore | Poniarajapuram, On the top of DEL | 371 | RIRuO | 50 | A | 4 | 8 | 5 | 4 | 4 | 6 | 1 | 0 | L | ||
| G.D.Matric Hr.Sec.School | 238 | RIRuO | 93 | A | 4 | 49 | 5 | 4 | 4 | 7 | 5 | 0 | L | |||
| SIDCO Office Kurichi | 237 | RIRuO | 85 | A | 4 | 43 | 6 | 4 | 4 | 6 | 7 | 0 | L | |||
| Madurai | Highway (Project -I) Building | 306 | RIRuO | 102 | A | 6 | 16 | 10 | 8 | 10 | 13 | 2 | 0 | L | ||
| Fenner (I) Ltd. Susee Cars & Trucks | 307 | RIRuO | 92 | A | 7 | 19 | 11 | 8 | 11 | 14 | 2 | 0 | L | |||
| Kunnathur Chatram Girls HS School | 308 | RIRuO | 94 | A | 7 | 15 | 11 | 8 | 11 | 13 | 2 | 0 | L | |||
| Salem | Sowdeswari College Building | 309 | RIRuO | 96 | A | 6 | 12 | 8 | 7 | 8 | 10 | 1 | 0 | L | ||
| Tuticorin | Fisheries College | 239 | RIRuO | 98 | A | 4 | 36 | 13 | 6 | 11 | 19 | 6 | 0 | L | ||
| Raja Agencies | 240 | RIRuO | 86 | A | 4 | 56 | 11 | 5 | 10 | 17 | 7 | 0 | L | |||
| Uttar Pradesh | Agra | Regional Office, Bodla | 323 | ES | Taj-trapezium | 80 | A | 7 | 12 | 9 | 1 | 8 | 9 | 11 | 0 | L |
| Nunhai | 324 | ES | Taj-trapezium | 79 | A | 7 | 13 | 10 | 1 | 8 | 10 | 11 | 0 | L | ||
| Taj Mahal | 1 | ES | Taj-trapezium | 286 | A | 2 | 18 | 3 | 2 | 2 | 7 | 3 | 0 | M | ||
| DIC Nunhai | 415 | ES | Taj-trapezium | 131 | A | 2 | 18 | 4 | 2 | 2 | 7 | 3 | 0 | M | ||
| Etmad-uddaulah | 416 | ES | Taj-trapezium | 123 | A | 2 | 11 | 3 | 2 | 2 | 6 | 2 | 0 | M | ||
| Rambagh | 417 | ES | Taj-trapezium | 116 | A | 2 | 20 | 3 | 2 | 2 | 5 | 2 | 0 | M | ||
| Allahabad | Square crossing circle of Laxmi Talkies | 554 | RIRuO | 105 | A | 2 | 29 | 5 | 3 | 2 | 3 | 8 | 0 | L | ||
| Bharat Yantra Nigam Ltd | 555 | RIRuO | 105 | A | 1 | 40 | 4 | 4 | 2 | 3 | 7 | 0 | L | |||
| Anpara | Anpara Colony, Sonabhadra | 6 | RIRuO | 104 | A | 13 | 20 | 17 | 1 | 16 | 17 | 18 | 0 | L | ||
| Renusagar Colony, Sonabhadra | 7 | RIRuO | 87 | A | 11 | 19 | 17 | 1 | 16 | 17 | 18 | 0 | L | |||
| Ferozabad | Center for Development of Glass Industry ( CDGI) | 399 | ES | Taj-trapezium | 104 | A | 8 | 32 | 17 | 5 | 10 | 18 | 23 | 0 | M | |
| Tilak Nagar | 400 | ES | Taj-trapezium | 103 | A | 7 | 24 | 16 | 5 | 9 | 16 | 22 | 0 | M | ||
| Raza ka Tal | 401 | ES | Taj-trapezium | 101 | A | 7 | 25 | 15 | 6 | 8 | 16 | 21 | 0 | M | ||
| Gajraula | Raunaq Auto Ltd, J.P. Nagar | 140 | RIRuO | 88 | A | 11 | 27 | 18 | 13 | 17 | 23 | 4 | 0 | L | ||
| Indira Chowk, J.P. Nagar | 139 | RIRuO | 71 | A | 9 | 22 | 15 | 11 | 14 | 18 | 3 | 0 | L | |||
| Ghaziabad | M/s Atlas Cycles Industries Ltd, Sahibabad Industrial Area | 258 | RIRuO | 97 | A | 25 | 39 | 31 | 27 | 31 | 35 | 3 | 0 | M | ||
| Ghaziabad | Bulandshaar Road Industrial Area | 369 | RIRuO | 88 | A | 17 | 35 | 30 | 24 | 31 | 34 | 4 | 0 | M | ||
| Jhansi | Jail Chauraha | 517 | RIRuO | 120 | A | 6 | 16 | 9 | 7 | 9 | 11 | 10 | 0 | L | ||
| Veeranga Nagar | 518 | RIRuO | 120 | A | 5 | 13 | 8 | 7 | 8 | 9 | 1 | 0 | L | |||
| Kanpur | Forest & Training Centre, Kidwai Nagar | 212 | RIRuO | 98 | A | 4 | 12 | 7 | 6 | 7 | 9 | 1 | 0 | L | ||
| Chamber Of Commerce, Darshanpurwa | 98 | RIRuO | 81 | A | 5 | 12 | 7 | 6 | 7 | 9 | 1 | 0 | L | |||
| Fazalganj | 86 | RIRuO | 80 | A | 6 | 10 | 8 | 7 | 8 | 10 | 1 | 0 | L | |||
| Dabauli | 391 | RIRuO | 71 | A | 6 | 10 | 8 | 6 | 8 | 9 | 1 | 0 | L | |||
| Awas Vikas, Jajmau | 395 | RIRuO | 89 | A | 5 | 9 | 7 | 6 | 7 | 8 | 1 | 0 | L | |||
| Khurja | Central Glass & Ceramic Research Institute | 534 | RIRuO | 58 | A | 24 | 42 | 33 | 28 | 33 | 38 | 4 | 0 | M | ||
| Ahirpara | 535 | RIRuO | 58 | A | 19 | 38 | 25 | 21 | 24 | 33 | 5 | 0 | L | |||
| Lucknow | Mahanagar | 377 | RIRuO | 75 | A | 6 | 9 | 8 | 7 | 8 | 9 | 1 | 0 | L | ||
| Chandganj Garden, Aliganj | 398 | RIRuO | 109 | A | 5 | 10 | 8 | 7 | 8 | 9 | 1 | 0 | L | |||
| Kapoor Hotel, Hazratganj | 109 | RIRuO | 82 | A | 7 | 13 | 8 | 7 | 8 | 9 | 1 | 0 | L | |||
| Talkatora | 113 | RIRuO | 81 | A | 7 | 10 | 9 | 8 | 9 | 10 | 1 | 0 | L | |||
| S.M.K Chowk, Aminabad | 397 | RIRuO | 103 | A | 6 | 28 | 8 | 7 | 8 | 9 | 2 | 0 | L | |||
| Meerut | Begum Bridge | 550 | RIRuO | 67 | A | 5 | 15 | 9 | 5 | 9 | 12 | 3 | 0 | L | ||
| Thana Railway Road, Kesarganj | 551 | RIRuO | 40 | IA | 3 | 12 | 6 | 4 | 5 | 10 | 3 | 0 | - | |||
| Muradabad | Budh Bazar | RIRuO | 28 | IA | 3 | 58 | 13 | 4 | 9 | 23 | 12 | 0 | - | |||
| PTC | RIRuO | 30 | IA | 2 | 46 | 10 | 4 | 8 | 18 | 9 | 0 | - | ||||
| Noida | Regional Office, UP PCB | 403 | RIRuO | 95 | A | 4 | 30 | 11 | 7 | 12 | 14 | 3 | 0 | L | ||
| Gee-Pee Electroplating and Engineering Work | 378 | RIRuO | 96 | A | 4 | 21 | 11 | 7 | 12 | 14 | 3 | 0 | L | |||
| Varanasi | Regional Office, Jawahar Nagar | 362 | RIRuO | 82 | A | 16 | 18 | 17 | 17 | 17 | 18 | - | 0 | L | ||
| Sigra | 553 | RIRuO | 79 | A | 17 | 20 | 18 | 17 | 18 | 18 | - | 0 | L | |||
| Uttarakhand | Dehradun | Raipur Road, Near parag Diary | 90 | ES | Doon valley | 18 | IA | 22 | 31 | 27 | 22 | 27 | 29 | 3 | 0 | - |
| Clock Tower, PWD Guest House | 89 | ES | Doon valley | 32 | IA | 25 | 33 | 29 | 27 | 30 | 32 | 2 | 0 | - | ||
| Himalaya Drug Co. Near ISBT | 637 | ES | Doon valley | - | - | - | - | - | - | - | - | - | - | - | ||
| Haldwani | Govt. Women Hospital | 625 | RIRuO | - | - | - | - | - | - | - | - | - | - | - | ||
| Haridwar | SIDCUL, Haridwar | 635 | RIRuO | - | - | - | - | - | - | - | - | - | - | - | ||
| Kashipur | BSNL Office, Kashipur | 627 | RIRuO | - | - | - | - | - | - | - | - | - | - | - | ||
| Rishikesh | Nagar Palika Parishad | 636 | ES | Hill station | - | - | - | - | - | - | - | - | - | - | - | |
| West Bengal | Asansol | Asansol Municipal Corporation | 386 | RIRuO | 105 | A | 5 | 13 | 8 | 7 | 8 | 10 | 1 | 0 | L | |
| Kangsabati Spinning Mill, Barjora | 593 | RIRuO | 105 | A | 5 | 12 | 8 | 7 | 12 | 10 | 1 | 0 | L | |||
| Burnpur Town Department, Burnpur | 592 | RIRuO | 105 | A | 4 | 12 | 8 | 6 | 8 | 9 | 1 | 0 | L | |||
| Barrackpore | Barrackpore Municiaplity | 655 | RIRuO | 102 | A | 5 | 20 | 9 | 6 | 9 | 13 | 3 | 0 | L | ||
| Dum Dum Telephone Exchange | 653 | RIRuO | 101 | A | 6 | 25 | 11 | 7 | 11 | 16 | 4 | 0 | L | |||
| Khardah Municipality | 654 | RIRuO | 102 | A | 7 | 29 | 14 | 8 | 13 | 22 | 5 | 0 | L | |||
| Durgapur | DMC Water Works, Angadpur | 591 | RIRuO | 105 | A | 5 | 11 | 8 | 6 | 8 | 9 | 1 | 0 | L | ||
| Kwality Hotel, Bhiringi More, Benachiti | 384 | RIRuO | 105 | A | 6 | 11 | 8 | 7 | 8 | 10 | 1 | 0 | L | |||
| Bidhannagar, PCBL Club, Muchipara | 385 | RIRuO | 105 | A | 5 | 13 | 7 | 6 | 7 | 8 | 9 | 0 | L | |||
| Dew India Limited, PCBL More, Durgapur | 383 | RIRuO | 105 | A | 6 | 13 | 9 | 8 | 9 | 11 | 1 | 0 | L | |||
| Haldia | Bhabanipur, Debhog Milan Viyapith | 663 | RIRuO | 108 | A | 10 | 23 | 15 | 12 | 14 | 18 | 3 | 0 | L | ||
| Driver's Hut of M/s. MCC PTA, Bhunia Raichak | 664 | RIRuO | 108 | A | 9 | 20 | 13 | 11 | 13 | 16 | 2 | 0 | L | |||
| Supermarket Building, Durgachak | 15 | RIRuO | 108 | A | 8 | 20 | 13 | 10 | 13 | 15 | 2 | 0 | L | |||
| WBIIDC Durgachak | 14 | RIRuO | 108 | A | 10 | 21 | 15 | 11 | 15 | 19 | 3 | 0 | L | |||
| Howrah | Howrah Municipal Corporation Building | 8 | RIRuO | 103 | A | 6 | 26 | 12 | 8 | 12 | 18 | 4 | 0 | L | ||
| Naskarpara Pump House, Ghuseri | 10 | RIRuO | 103 | A | 6 | 24 | 12 | 7 | 11 | 18 | 5 | 0 | L | |||
| CDS & Health Centre, Bator | 11 | RIRuO | 103 | A | 5 | 20 | 9 | 6 | 8 | 12 | 3 | 0 | L | |||
| Howrah Municipality School, Bandhaghat | 9 | RIRuO | 103 | A | 7 | 27 | 15 | 9 | 13 | 22 | 5 | 0 | L | |||
| Kolkata | Salt Lake, Rooftop of CK Market | 474 | RIRuO | 103 | A | 4 | 17 | 8 | 5 | 7 | 11 | 3 | 0 | L | ||
| Moulali, Rooftop of KMC office Building | 473 | RIRuO | 104 | A | 5 | 19 | 9 | 6 | 9 | 14 | 3 | 0 | L | |||
| Minto Park, Inside Park AJC Bose Road | 475 | RIRuO | 102 | A | 4 | 14 | 8 | 5 | 7 | 11 | 2 | 0 | L | |||
| Dunlop Bridge, National Sample Survey Building | 472 | RIRuO | 102 | A | 4 | 15 | 8 | 6 | 8 | 12 | 3 | 0 | L | |||
| Behala Chowrasta, Traffic Guard Building | 476 | RIRuO | 103 | A | 4 | 20 | 9 | 5 | 8 | 13 | 3 | 0 | L | |||
| Baishnabghata, Upanagari Sporting Club | 477 | RIRuO | 101 | A | 4 | 11 | 6 | 4 | 6 | 9 | 2 | 0 | L | |||
| Cossipore Police Station, B.T. Road | 162 | RIRuO | 96 | A | 2 | 132 | 22 | 2 | 18 | 43 | 21 | 1 | L | |||
| Lal-Bazar, Dalhousie Square | 163 | RIRuO | 96 | A | 2 | 107 | 16 | 2 | 13 | 29 | 15 | 1 | L | |||
| Kasba | 348 | RIRuO | 96 | A | 2 | 106 | 14 | 2 | 12 | 26 | 14 | 1 | L | |||
| Raniganj | Raniganj Municipality | 662 | RIRuO | 105 | A | 6 | 13 | 9 | 7 | 9 | 11 | 1 | 0 | L | ||
| Mangalpur, SKS School Mangalpur | 660 | RIRuO | 105 | A | 5 | 10 | 8 | 7 | 8 | 9 | 1 | 0 | L | |||
| Jamuria Municipality | 661 | RIRuO | 105 | A | 6 | 11 | 8 | 7 | 8 | 10 | 1 | 0 | L | |||
| Sankrail | Bharat Co-operative Housing Society | 657 | RIRuO | 104 | A | 5 | 19 | 9 | 6 | 9 | 13 | 3 | 0 | L | ||
| Bagan Police Station, Bagan | 659 | RIRuO | 104 | A | 5 | 27 | 12 | 7 | 11 | 20 | 5 | 0 | L | |||
| Dhulagar Gram Pachayat | 656 | RIRuO | 104 | A | 5 | 22 | 11 | 7 | 11 | 18 | 4 | 0 | L | |||
| P Mukherjee's House, Near SBI Amta | 658 | RIRuO | 104 | A | 4 | 14 | 7 | 5 | 6 | 8 | 2 | 0 | L | |||
| South Suburban | Chanditala Water Supply Pump House, Tollygunge | 652 | RIRuO | 102 | A | 4 | 13 | 7 | 5 | 7 | 11 | 3 | 0 | L | ||
| Bauipur Police Station, Baruipur | 650 | RIRuO | 105 | A | 4 | 11 | 6 | 4 | 6 | 9 | 2 | 0 | L | |||
| P Roy Industrial Training Institute, Amtala | 651 | RIRuO | 103 | A | 4 | 13 | 7 | 4 | 7 | 10 | 2 | 0 | L | |||
| Note: * - Locations where annual mean concentration of SO2 exceeded the NAAQS of 50 µg/m3 for Residential/ industrial / other area and 20 µg/m3 for sensitive area. ‘-‘ Data not available/outlier/not classified as monitoring days <50days, RIRuO – Residential/industrial/rural/other area, ES – Ecologically sensitive area, Std dev. – Standard deviation, Mon - monitoring, n – number of days monitored for 16 and more hours a day L- Low, M- Moderate, H – High and C – Critical levels of pollution based on exceedence factor (calculated for n ³ 50 days) classification based on Pollution Level Classification,Chapter 2,Table 2.1, % violation – percentage violation of NAAQS (24 hourly average) BDL = Below Detection Limit (Concentration less than 4 mg/m3 for SO | ||||||||||||||||