Restricted Hours Noise Monitoring Results
Station NM4
Date	Start Time	End Time	Weather	Noise level (dB(A)), 5 min			Major Construction Noise Source(s) Observed	Other Noise Source(s) Observed	Remarks	Temp. (°C)	Wind Speed (m/s)	Noise Meter Model / ID	Calibrator Model / ID
				Leq	L10	L90
03-Mar-13	11:27	11:32	Cloudy	66.1	67.4	64.7	No outdoor construction noise	Mainly traffic noise	-	14	0.5	RION- NL31 (S/N 00603867)	RION - NC73 (S/N 10997142)
03-Mar-13	11:32	11:37	Cloudy	67.0	69.6	64.2			-
03-Mar-13	11:37	11:42	Cloudy	66.0	67.5	64.1			-
03-Mar-13	11:27	11:42	Cloudy	66.4	68.3	64.3			-
12-Mar-13	20:42	20:47	Fine	65.6	67.6	63.3	No outdoor construction noise	Mainly traffic noise	-	21	0.5	RION- NL31 (S/N 00603867)	RION - NC73 (S/N 10997142)
	20:47	20:52	Fine	65.8	67.8	63.6			-
	20:52	20:57	Fine	65.2	66.6	63.4			-
	20:42	20:57	Fine	65.5	67.4	63.4			-
17-Mar-13	11:07	11:12	Fine	66.1	68.0	63.9	No outdoor construction noise	Mainly traffic noise	-	22	0.3	RION- NL31 (S/N 00603867)	RION - NC73 (S/N 10997142)
	11:12	11:17	Fine	65.1	66.7	63.2			-
	11:17	11:22	Fine	66.3	68.1	63.8			-
	11:07	11:22	Fine	65.9	67.6	63.6			-
26-Mar-13	21:50	21:55	Cloudy	66.3	68.4	63.2	No outdoor construction noise	Mainly traffic noise	-	18	0.4	RION- NL31 (S/N 00603867)	RION - NC73 (S/N 10997142)
	21:55	22:00	Cloudy	65.8	67.7	63.4			-
	22:00	22:05	Cloudy	66.5	68.0	64.4			-
	21:50	22:05	Cloudy	66.2	68.0	63.7			-
31-Mar-13	16:25	16:30	Cloudy	65.6	67.1	63.3	No outdoor construction noise	Mainly traffic noise	-	20	0.3	RION- NL31 (S/N 00603867)	RION - NC73 (S/N 10997142)
	16:30	16:35	Cloudy	66.3	67.9	64.0			-
	16:35	16:40	Cloudy	66.7	68.7	64.3			-
	16:25	16:40	Cloudy	66.2	67.9	63.9			-
			Min.	65.1
			Max.	67.0