40 CFR 471.73 - New source performance standards (NSPS).

View all text of Subpart G [§ 471.70 - § 471.76]

§ 471.73 - New source performance standards (NSPS).

Any new source subject to this subpart must achieve the following new source performance standards (NSPS). The mass of pollutants in the uranium forming process wastewater shall not exceed the following values:

(a) Extrusion spent lubricants—subpart G—NSPS. There shall be no discharge of process wastewater pollutants.

(b) Extrusion tool contact cooling water.

Subpart G—NSPS

Pollutant or pollutant property	Maximum for any 1 day	Maximum for monthly average		mg/off-kg (pounds per million off-pounds) of uranium extruded		Cadmium	0.007	0.003	Chromium	0.013	0.005	Copper	0.044	0.021	Lead	0.010	0.005	Nickel	0.019	0.013	Fluoride	2.05	0.908	Molybdenum	0.173	0.077	Oil and grease	0.344	0.344	TSS	0.516	0.413	pH	( 1)	( 1)

1 Within the range of 7.5 to 10.0 at all times.

(c) Heat treatment contact cooling water.

Subpart G—NSPS

Pollutant or pollutant property	Maximum for any 1 day	Maximum for monthly average		mg/off-kg (pounds per million off-pounds) of extruded or forged uranium heat treated		Cadmium	0.006	0.003	Chromium	0.012	0.005	Copper	0.040	0.019	Lead	0.009	0.004	Nickel	0.017	0.012	Fluoride	1.86	0.827	Molybdenum	0.158	0.070	Oil and grease	0.313	0.313	TSS	0.470	0.376	pH	( 1)	( 1)

1 Within the range of 7.5 to 10.0 at all times.

(d) Forging spent lubricants—subpart G—NSPS. There shall be no discharge of process wastewater pollutants.

(e) Surface treatment spent baths.

Subpart G—NSPS

Pollutant or pollutant property	Maximum for any 1 day	Maximum for monthly average		mg/off-kg (pounds per million off-pounds) of uranium surface treated		Cadmium	0.006	0.002	Chromium	0.010	0.004	Copper	0.035	0.017	Lead	0.008	0.004	Nickel	0.015	0.010	Fluoride	1.62	0.718	Molybdenum	0.137	0.061	Oil and grease	0.272	0.272	TSS	0.408	0.327	pH	( 1)	( 1)

1 Within the range of 7.5 to 10.0 at all times.

(f) Surface treatment rinse.

Subpart G—NSPS

Pollutant or pollutant property	Maximum for any 1 day	Maximum for monthly average		mg/off-kg (pounds per million off-pounds) of uranium surface treated		Cadmium	0.068	0.027	Chromium	0.125	0.051	Copper	0.432	0.206	Lead	0.095	0.044	Nickel	0.186	0.125	Fluoride	20.1	8.90	Molybdenum	1.70	0.752	Oil and grease	3.37	3.37	TSS	5.06	4.05	pH	( 1)	( 1)

1 Within the range of 7.5 to 10.0 at all times.

(g) Wet air pollution control scrubber blowdown.

Subpart G—NSPS

Pollutant or pollutant property	Maximum for any 1 day	Maximum for monthly average		mg/off-kg (pounds per million off-pounds) of uranium surface treated		Cadmium	0.0007	0.0003	Chromium	0.001	0.0005	Copper	0.005	0.002	Lead	0.001	0.0005	Nickel	0.002	0.001	Fluoride	0.208	0.092	Molybdenum	0.018	0.008	Oil and grease	0.035	0.035	TSS	0.053	0.042	pH	( 1)	( 1)

1 Within the range of 7.5 to 10.0 at all times.

(h) Sawing or grinding spent emulsions.

Subpart G—NSPS

Pollutant or pollutant property	Maximum for any 1 day	Maximum for monthly average		mg/off-kg (pounds per million off-pounds) of uranium sawed or ground with emulsions		Cadmium	0.001	0.0005	Chromium	0.002	0.0009	Copper	0.007	0.004	Lead	0.002	0.0008	Nickel	0.003	0.002	Fluoride	0.338	0.150	Molybdenum	0.029	0.013	Oil and grease	0.057	0.057	TSS	0.085	0.068	pH	( 1)	( 1)

1 Within the range of 7.5 to 10.0 at all times.

(i) Sawing or grinding contact cooling water.

Subpart G—NSPS

Pollutant or pollutant property	Maximum for any 1 day	Maximum for monthly average		mg/off-kg (pounds per million off-pounds) of uranium sawed or ground with contact cooling water		Cadmium	0.033	0.013	Chromium	0.061	0.025	Copper	0.211	0.101	Lead	0.046	0.022	Nickel	0.091	0.061	Fluoride	9.82	4.36	Molybdenum	0.830	0.368	Oil and grease	1.65	1.65	TSS	2.48	1.98	pH	( 1)	( 1)

1 Within the range of 7.5 to 10.0 at all times.

(j) Sawing or grinding rinse.

Subpart G—NSPS

Pollutant or pollutant property	Maximum for any 1 day	Maximum for monthly average		mg/off-kg (pounds per million off-pounds) of sawed or ground uranium rinsed		Cadmium	0.001	0.0004	Chromium	0.002	0.0007	Copper	0.006	0.003	Lead	0.002	0.0006	Nickel	0.003	0.002	Fluoride	0.277	0.123	Molybdenum	0.024	0.011	Oil and grease	0.047	0.047	TSS	0.070	0.056	pH	( 1)	( 1)

1 Within the range of 7.5 to 10.0 at all times.

(k) Area cleaning rinse.

Subpart G—NSPS

Pollutant or pollutant property	Maximum for any 1 day	Maximum for monthly average		mg/off-kg (pounds per million off-pounds) of uranium formed		Cadmium	0.009	0.004	Chromium	0.016	0.007	Copper	0.055	0.026	Lead	0.012	0.006	Nickel	0.024	0.016	Fluoride	2.56	1.14	Molybdenum	0.216	0.096	Oil and grease	0.429	0.429	TSS	0.644	0.515	pH	( 1)	( 1)

1 Within the range of 7.5 to 10.0 at all times.

(l) Drum washwater.

Subpart G—NSPS

Pollutant or pollutant property	Maximum for any 1 day	Maximum for monthly average		mg/off-kg (pounds per million off-pounds) of uranium formed		Cadmium	0.009	0.004	Chromium	0.017	0.007	Copper	0.057	0.027	Lead	0.013	0.006	Nickel	0.025	0.017	Fluoride	2.64	1.17	Molybdenum	0.223	0.099	Oil and grease	0.443	0.443	TSS	0.665	0.532	pH	( 1)	( 1)

1 Within the range of 7.5 to 10.0 at all times.

(m) Laundry washwater.

Subpart G—NSPS

Pollutant or pollutant property	Maximum for any 1 day	Maximum for monthly average		mg/employee—day		Cadmium	5.24	2.10	Chromium	9.70	3.93	Copper	33.6	16.0	Lead	7.34	3.41	Nickel	14.4	9.70	Fluoride	1,560	692	Molybdenum	132	58.4	Oil and grease	262	262	TSS	393	315	pH	( 1)	( 1)

1 Within the range of 7.5 to 10.0 at all times.

(n) Degreasing spent solvents—subpart G—NSPS. There shall be no discharge of process waster pollutants.

[50 FR 34270, Aug. 23, 1985; 51 FR 2888, Jan. 22, 1986]