| Birati Neelachal (R) | ||
| Months | Day | Night |
| Standard Limit in Leq dB(A) | 55 | 45 |
| January | 68 | 68 |
| Febraury | 58 | 53 |
| March | 62 | 55 |
| April | 65 | 64 |
| May | 74 | 69 |
| June | 69 | 71 |
| July | 76 | 90 |
| August | 63 | 58 |
| September | 59 | 53 |
| October | 62 | 54 |
| November | 61 | 54 |
| December | 59 | 52 |
| All Values are measured in Leq dB(A) | ||
| I= Industrial, C= Commercial, R= Residential, S= Silence | ||