Draft Hay Point Dalrymple Bay Coal Terminal - North Queensland ...

Table 3.4: LA90 values recorded at P1, P2, P3 and P4 during January 2012.SiteAverageLA90 dBStandardDeviationRangedBACommentsP1 Day 43 2.0 39 to 59 Higher sound levels in range causedby heavy rainP1 Night 43 2.3 39 to 62P2 Day 49 2.6 42 to 57 Higher sound levels in range causedby heavy rainP2 Night 50 2.7 43 to 62P3 Day 41 2.9 33 to 63 Higher sound levels in range causedby heavy rainP3 Night 43 3.1 36 to 62P4 Day 47 2.0 45 to 59 Microphone cable replacedP4 Night 48 1.8 45 to 53Note: The data above includes extraneous noise and adverse weather effects.Sound levels measured throughout the month of January for the LA90 and LA10 statisticsare shown in figures 7 to 10 for monitoring locations P1, P2, P3 and P4 respectively.EE2012-015Hay Point Coal Terminal & Dalrymple Bay Coal TerminalFinal January 201217