Noise Monitoring Program

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Region Site Units 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
NE Oregon Hermiston Municipal Airport ppb 18.1 14.2 11.2 8.9 7.1
Portland Metro Carus Spangler Road ppb 36.5 35 33.4 31.9 31
Portland Metro Portland SE Lafayette ppb 32.5 29 25.5 22.2 19.8
Portland Metro Sauvie Island ppb 34.2 31.5 28.7 26 23.6
Portland Metro Tualatin Bradbury Court ppb 25.9 22.3 17.8 13.9 10.8
SW Oregon Talent ppb 41.1 37.7 34.7 33 31.5
Willamette Valley Eugene Amazon Park ppb 31.5 27 22.6 18.6 15.4
Willamette Valley Eugene Saginaw ppb 24.5 18.9 13.4 8.3 4.9
Willamette Valley Salem State Hospital ppb 31.8 28.6 25.6 22.6 20.1
Willamette Valley Turner Cascade Junior HS ppb 37.1 34.1 31.3 28.9 27