Illinois Administrative Code
Title 35 - ENVIRONMENTAL PROTECTION
Part 910 - MEASUREMENT PROCEDURES FOR THE ENFORCEMENT OF 35 ILL. ADM. CODE 900 AND 901
Appendix A - Tables of Long-Term Background Ambient Noise
- Table A - Daytime long-term background ambient Leq levels in decibels by land use categories and 1/3 octave-band level [Repealed]
- Table B - Nighttime long-term background ambient L[eq] levels in decibels by land use categories and 1/3 octave-band level
- Table C - Daytime long-term background ambient L[eq] levels in decibels by land use categories and octave-band level
- Table D - Nighttime long-term background ambient L[eq] levels in decibels by land use categories and octave-band level
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