(a) Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart and reacting anhydrous ammonia with hydrogen chloride gas must achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT): There shall be no discharge of process wastewater pollutants to navigable waters.
(b) Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart and using the recovery process from Solvay process wastes must achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT):
Subpart X - Ammonium Chloride Solvay Process
Pollutant or pollutant property | BPT limitations | |
---|---|---|
Maximum for any 1 day | Average of daily values for 30 consecutive days | |
Kg/kkg (or pounds per 1,000 lb) of product | ||
Ammonia (as N) | 8.8 | 4.4 |
pH | (1) | (1) |