51 CANAL STREET SOUND LEVEL MEASUREMENT SUMMARY 4-13-2023Prestige Car Wash - 51 Canal Street, Salem, MA
Sound Level Measurements, L90 dBA
Thursday, April 13, 2023
Ambient Noise Source Difference
Measurement Location Start Time End Time Blowers OFF Blowers ON (ON - OFF)
Measurement 1 15 Ropes Street Property Line 10:14 AM 10:34 AM 64 74 11
Measurement 2 51 Canal Street Property Line 10:42 AM 11:02 AM 61 71 11
Measurement 3 15 Ropes Street Property Line 5:21 PM 5:41 PM 63 73 11
Measurement 4 51 Canal Street Property Line 5:46 PM 6:06 PM 64 72 8