Table 11 Noise Ambient Quality Noise Ambient Quality Requirement (as per CPCB Guidelines Limits in NAQ1 NAQ2 NAQ3 NAQ4 S. No Test Parameters Results Results Results Results Units dB (A) Leq EQUIVALENT NOISE dB(A) Category of Area/ Day LEVEL 58.2 56.7 66.2 72.5 Zone Time Time 1 (6.0 AM TO 10.0 PM) Industrial Area 75 70 EQUIVALENT NOISE Commercial Area 65 55 LEVEL 2 37.7 38.4 42.1 46.4 Residential Area 55 45 (10.0 PM TO 6.0 AM) dB(A) Silence Zone 50 40
Table 11 Noise Ambient Quality Noise Ambient Quality S. No Test Parameters NAQ1 Results NAQ2 Results NAQ3 Results NAQ4 Results Units Requirement (as per CPCB Guidelines Limits in dB (A) Leq EQUIVALENT NOISE LEVEL 58.2 56.7 66.2 72.5 dB(A) Category of Area/ Zone Day Time Time 1 (6.0 AM TO 10.0 PM) Industrial Area 75 70 2 EQUIVALENT NOISE LEVEL 37.7 38.4 42.1 46.4 dB(A) Commercial Area 65 55 (10.0 PM TO 6.0 AM) Residential Area 55 45 Silence Zone 50 40
SFG1690-V9-EA-P119085-Box394860B-PUBLIC-Disclosed-2-1-2016.docx