This subpart applies to discharges of pollutants to waters of the United States, and introductions of pollutants into publicly owned treatment works from the process operations of the lead-tin-bismuth forming subcategory.

Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart must achieve the following effluent limitations for the process operations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT):

(a) Rolling spent emulsions.

(b) Rolling spent soap solutions.

(c) Drawing spent neat oils—subpart A—BPT. There shall be no discharge of process wastewater pollutants.

(d) Drawing spent emulsions.

(e) Drawing spent soap solutions.

(f) Extrusion press and solution heat treatment contact cooling water.

(g) Extrusion press hydraulic fluid leakage.

(h) Continuous strip casting contact cooling water.

(i) Semi-continuous ingot casting contact cooling water.

(j) Shot casting contact cooling water.

(k) Shot-forming wet air pollution control scrubber blowdown.

(l) Alkaline cleaning spent baths.

(m) Alkaline cleaning rinse.

(n) Swaging spent emulsions.

(o) Degreasing spent solvents—subpart A—BPT. There shall be no discharge of process wastewater pollutants.

Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart must achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT):

(a) Rolling spent emulsions.

(b) Rolling spent soap solutions.

(c) Drawing spent neat oils—subpart A—BAT. There shall be no discharge of process wastewater pollutants.

(d) Drawing spent emulsions.

(e) Drawing spent soap solutions.

(f) Extrusion press and solution heat treatment contact colling water.

(g) Extrusion press hydraulic fluid leakage.

(h) Continuous strip casting contact cooling water.

(i) Semi-continuous ingot casting contact cooling water.

(j) Shot casting contact cooling water.

(k) Shot-forming wet air pollution control scrubber blowdown.

(l) Alkaline cleaning spent baths.

(m) Alkaline cleaning rinse.

(n) Swaging spent emulsions.

(o) Degreasing spent solvents—subpart A—BAT. There shall be no discharge of process wastewater pollutants.

Any new source subject to this subpart must achieve the following new source performance standards. The mass of pollutants in the lead-tin-bismuth forming operations' process wastewater shall not exceed the following values:

(a) Rolling spent emulsions.

(b) Rolling spent soap solutions.

(c) Drawing spent neat oils—subpart A—NSPS. There shall be no discharge of process wastewater pollutants.

(d) Drawing spent emulsions.

(e) Drawing spent soap solutions.

(f) Extrusion press and solution heat treatment contact cooling water.

(g) Extrusion press hydraulic fluid leakage.

(h) Continuous strip casting contact cooling water.

(i) Semi-continuous ingot casting contact cooling water.

(j) Shot casting contact cooling water.

(k) Shot-forming wet air pollution control scrubber blowdown.

(l) Alkaline cleaning spent baths.

(m) Alkaline cleaning rinse.

(n) Swaging spent emulsions.

(o) Degreasing spent solvents—subpart A—NSPS. There shall be no discharge of process wastewater pollutants.

Except as provided in 40 CFR 403.7 and 403.13, any existing source subject to this subpart which introduces pollutants into a publicly owned treatment works must comply with 40 CFR part 403 and by August 23, 1988, achieve the pretreatment standards for existing sources (PSES). The mass of wastewater pollutants in lead-tin-bismuth forming process wastewater introduced into a POTW shall not exceed the following values:

(a) Rolling spent emulsions.

(b) Rolling spent soap solutions.

(c) Drawing spent neat oils—subpart A—PSES. There shall be no discharge of process wastewater pollutants.

(d) Drawing spent emulsions.

(e) Drawing spent soaps solutions.

(f) Extrusion press and solution heat treatment contact cooling water.

(g) Extrusion press hydraulic fluid leakage.

(h) Continuous strip casting contact cooling water.

(i) Semi-continuous ingot casting contact cooling water.

(j) Shot casting contact cooling water.

(k) Shot-forming wet air pollution control scrubber blowdown.

(l) Alkaline Cleaning Spent Baths.

(m) Alkaline cleaning rinse.

(n) Swaging spent emulsions.

(o) Degreasing spent solvents—subpart A—PSES. There shall be no discharge of process wastewater pollutants.

Except as provided in 40 CFR 403.7, any new sources subject to this subpart which introduces pollutants into a publicly owned treatment works must comply with 40 CFR part 403 and achieve the following pretreatment standards for new sources. The mass of wastewater pollutants in lead-tin-bismuth forming process wastewater introduced into a POTW shall not exceed the following values:

(a) Rolling spent emulsions.

(b) Rolling spent soap solutions.

(c) Drawing spent neat oils—subpart A—PSNS. There shall be no discharge of process wastewater pollutants.

(d) Drawing spent emulsions.

(e) Drawing spent soap solutions.

(f) Extrusion press and solution heat treatment contact cooling water.

(g) Extrusion press hydraulic fluid leakage.

(h) Continuous strip casting contact cooling water.

(i) Semi-continuous ingot casting contact cooling water.

(j) Shot casting contact cooling water.

(k) Shot-forming wet air pollution control scrubber blowdown.

(l) Alkaline cleaning spent baths.

(m) Alkaline cleaning rinse.

(n) Swaging spent emulsions.

(o) Degreasing spent solvents—subpart A—PSNS. There shall be no discharge of process wastewater pollutants.