Regulations last checked for updates: May 18, 2024

Title 40 - Protection of Environment last revised: May 16, 2024
§ 204.52 - Portable air compressor noise emission standard.

(a) Effective January 1, 1978, portable air compressors with maximum rated capacity of less than or equal to 250 cubic feet per minute (cfm) shall not produce an average sound level in excess of 76 dBA when measured and evaluated according to the methodology provided by this regulation. Effective July 1, 1978, portable air compressors with maximum rated capacity greater than 250 cfm shall not produce an average sound level in excess of 76 dBA when measured and evaluated according to the methodology provided by this regulation.

(b) In-Use Standard. [Reserved]

(c) Low Noise Emission Product. [Reserved]

authority: (42 U.S.C. 4905), 86 Stat. 1237
source: 41 FR 2172, Jan. 14, 1976, unless otherwise noted.
cite as: 40 CFR 204.52