NOISE MONITORING DATA 2022 - CPCB ENVIS RP

Anna Nagar (S)
Months Day Night
Standard Limit in Leq dB(A) 50 40
January 41 43
Febraury 41 43
March 45 46
April 39 39
May 43 43
June 42 43
July 45 45
August 45 46
September 45 46
October 68 67
November 64 61
December 54 50
All Values are measured in Leq dB(A)
I= Industrial, C= Commercial, R= Residential, S= Silence