40 C.F.R. § 419.56

Current through September 30, 2024
Section 419.56 - Standards of performance for new sources (NSPS)
(a) Any new source subject to this subpart must achieve the following new source performance standards (NSPS):

Pollutant or pollutant propertyNSPS effluent limitation
Maximum for any 1 day Average of daily values for 30 consecutive days shall not exceed
Metric units (kilograms per 1,000 m3 of feedstock)
BOD541.622.1
TSS28.117.9
COD1295.0152.0
Oil and grease12.66.7
Phenolic compounds0.300.14
Ammonia as N23.410.7
Sulfide0.260.12
Total chromium0.640.37
Hexavalent chromium0.0520.024
pH(2)(2)
English units (pounds per 1,000 bbl of feedstock)
BOD514.77.8
TSS9.96.3
COD1104.054.0
Oil and grease4.52.4
Phenolic compounds0.1050.051
Ammonia as N8.33.8
Sulfide0.0930.042
Total chromium0.2200.13
Hexavalent chromium0.0190.0084
pH(2)(2)

1 See footnote following table in § 419.13(d) .

2 Within the range 6.0 to 9.0.

(b) The limits set forth in paragraph (a) of this section are to be multiplied by the following factors to calculate the maximum for any one day and maximum average of daily values for thirty consecutive days.
(1) Size factor.

1,000 bbl of feedstock per stream daySize factor
Less than 124.90.73
125.0 to 149.90.76
150.0 to 174.90.83
175.0 to 199.90.91
200 to 224.90.99
225 or greater1.04

(2) Process factor.

Process configuration Process factor
Less than 6.490.75
6.5 to 7.490.82
7.5 to 7.990.92
8.0 to 8.491.00
8.5 to 8.991.10
9.0 to 9.491.20
9.5 to 9.991.30
10.0 to 10.491.42
10.5 to 10.991.54
11.0 to 11.491.68
11.5 to 11.991.83
12.0 to 12.491.99
12.5 to 12.992.17
13.0 or greater2.26

(3) See the comprehensive example in subpart D, § 419.42(b)(3) .
(c) The provisions of § 419.16(c) apply to discharges of process wastewater pollutants attributable to ballast water by a point source subject to the provision of this subpart.
(d) The quantity and quality of pollutants or pollutant properties controlled by this paragraph, attributable to once-through cooling water, are excluded from the discharge allowed by paragraph (b) of this section. Once-through cooling water may be discharged with a total organic carbon concentration not to exceed 5 mg/l.
(e)Effluent limitations for runoff. [Reserved]

40 C.F.R. §419.56

47 FR 46446, Oct. 18, 1982, as amended at 50 FR 28523, 28528, July 12, 1985; 50 FR 32414, Aug. 12, 1985