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Forward Landfill LFG Acoustical Analysis <br />May 18, 2011 <br />100712 008 <br />dB 07/12/2010 09:44:05 AM - 09:45:47 AM <br />Page 13 <br />12.50 31.50 63 125 250 500 1000 2000 4000 8000 16000 A C Hz', <br />LZeq - LZF10 LZF50 - LZF90 <br />Cursor. (A) Leq=70.5 d6 LF10=73.1 dB LF50=69.5 dB LF90=67.0 dB <br />100712 008 <br />Rns ri nn I AF In— rl—wirith• n 7 HR n7/19mn1n no-AA•nr. AKA _nQ,AC-A7 ARA <br />00 <br />30- <br />070 <br />70- <br />30- <br />30i030 <br />50- <br />30 <br />— <br />— <br />?0 <br />10 <br />0 <br />6Fi <br />f,7 <br />RR <br />RA <br />7n <br />71 <br />79 <br />7Z <br />7A <br />7n, <br />7A <br />77 <br />Level - Cumulative <br />Cursor. [70.4 ; 70.6[ dB Level: 3.2% Cumulative: 37.0% <br />Figure 8. Keller Canyon 110 ft from Exposed Side of Generator Building <br />L1 = 75.9 d <br />L5 = 73.9 d <br />L10 = 73.1 d <br />L50 = 69.5 d <br />L90 = 67.0 d <br />L95 = 66.7 d <br />L99 = 66.1 d <br />dB <br />