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Air Monitoring Result

Leq 30 min


Monitoring Location :		NMS-1N
Date	Weather	Wind Speed (m/s)	Start Time	Noise Monitoring (30min)
Date	Weather	Wind Speed (m/s)	Start Time	Leq dB(A)	L10 dB(A)	L90 dB(A)
6-Jun-23	Cloudy	0.6	13:20	57.6	59.3	55.1
12-Jun-23	Fine	0.2	11:15	54.1	57.3	43.3
21-Jun-23	Fine	1.0	10:56	60.4	62.5	51.2
27-Jun-23	Cloudy	0.7	13:36	71.1	72.6	68.3
			Average :	65.7
			Action Level :	When one valid documented complaint is received
			Limit Level :	75.0 dB(A)

		NMS-2N1
Date	Weather	Wind Speed (m/s)	Start Time	Noise Monitoring (30min)
Date	Weather	Wind Speed (m/s)	Start Time	Leq dB(A)	L10 dB(A)	L90 dB(A)
6-Jun-23	Cloudy	0.7	11:02	59.7	62.2	55.1
12-Jun-23	Fine	0.3	10:40	56.7	59.0	50.3
21-Jun-23	Fine	1.0	10:24	56.6	58.4	50.8
27-Jun-23	Cloudy	1.4	11:29	64.8	66.8	63.0
			Average :	60.9
			Action Level :	When one valid documented complaint is received
			Limit Level :	75.0 dB(A)

Monitoring Location :		NMS-3N
Date	Weather	Wind Speed (m/s)	Start Time	Noise Monitoring (30min)
Date	Weather	Wind Speed (m/s)	Start Time	Leq dB(A)	L10 dB(A)	L90 dB(A)
6-Jun-23	Cloudy	1.1	10:22	56.1	58.0	52.3
12-Jun-23	Fine	0.5	10:05	56.6	59.1	50.5
21-Jun-23	Fine	1.3	9:50	58.9	61.0	51.4
27-Jun-23	Cloudy	1.1	10:52	53.3	54.8	52.6
			Average :	56.7
			Action Level :	When one valid documented complaint is received
			Limit Level :	75.0 dB(A)

Monitoring Location :		NMS-4N
Date	Weather	Wind Speed (m/s)	Start Time	Noise Monitoring (30min)
Date	Weather	Wind Speed (m/s)	Start Time	Leq dB(A)	L10 dB(A)	L90 dB(A)
6-Jun-23	Cloudy	0.7	14:05	57.5	56.3	50.4
12-Jun-23	Fine	0.3	13:20	52.3	54.6	48.7
21-Jun-23	Fine	0.8	11:29	56.6	58.1	51.6
27-Jun-23	Cloudy	0.9	13:00	49.3	51.7	46.1
			Average :	55.0
			Action Level :	When one valid documented complaint is received
			Limit Level :	75.0 dB(A)

Remarks:	1. All noise results were calculated by +3 dB (A) correction for free-field measurement.

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