APPENDIX I: Noise Monitoring Data - Xstrata Coal Mangoola

4 RESULTS
4.1 Attended Noise Monitoring
Overall noise levels measured at each location during attended measurement are provided in
Table 4.1. Noise levels generated by activity at Mangoola Coal are shown in Table 4.2 to
Table 4.4.
Table 4.1 MEASURED NOISE LEVELS – QUARTER 1, 2012
Location
Start Date And
Time
L A1 dB L A10 dB L Aeq dB L A90 dB
A1 – Castlerock Rd 20/01/2012 08:31 44 40 37 31
A2 – Denman Rd 20/01/2012 10:03 68 55 55 36
A3 – Bells Lane 20/01/2012 09:33 50 44 41 35
A4 – Yarraman Rd 20/01/2012 07:25 46 39 37 34
A5 – Roxburgh Rd 20/01/2012 08:55 56 51 45 29
A1 – Castlerock Rd 09/01/2012 19:37 51 39 39 35
A2 – Denman Rd 09/01/2012 21:31 55 46 44 37
A3 – Bells Lane 09/01/2012 21:01 46 44 43 41
A4 – Yarraman Rd 09/01/2012 20:04 53 52 49 40
A5 – Roxburgh Rd 09/01/2012 20:38 56 47 45 38
A1 – Castlerock Rd 10/01/2012 22:04 44 43 42 41
A2 – Denman Rd 11/01/2012 02:50 37 32 30 25
A3 – Bells Lane 11/01/2012 02:10 40 37 35 32
A4 – Yarraman Rd 10/01/2012 22:54 51 50 46 39
A5 – Roxburgh Rd 11/01/2012 01:34 52 50 46 32
Note:
1. Noise levels in this table are not necessarily the result of activities at Mangoola Coal.
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