Report copyright - EXISTING AMBIENT NOISE LEVELS · 2019. 9. 28. · Day Evening Night 2Day Night 7am-6pm 6pm-10pm 10pm-7am 7am-10pm 10pm-7am L90 - 51.7 31.1 68.1 63.0 Leq (see note 3) - 64.3 60.5 69.2
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