Regulations last checked for updates: Nov 22, 2024

Title 40 - Protection of Environment last revised: Nov 20, 2024
§ 432.3 - General limitation or standard for pH.

Any discharge subject to BPT, BCT, or NSPS limitations or standards in this part must remain within the pH range of 6 to 9.

source: 69 FR 54541, Sept. 8, 2004, unless otherwise noted.
cite as: 40 CFR 432.3