StacksVerified U.S. regulatory reference

40 CFR §418.53

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
The following limitations establish the quantity or quality of pollutants or pollutant properties which may be discharged by a point source subject to the provisions of this subpart after application of the best available technology economically achievable:
  1. (a)The following limitations establish the quantity or quality of pollutants which may be discharged in process waste water from nitric acid production in which all the raw material ammonia is in the gaseous form:
  2. (b)The following limitations establish the quantity or quality of pollutants which may be discharged in process waste water from nitric acid production in which all the raw material ammonia is in the shipped liquid form: