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Electronic Code of Federal Regulations

e-CFR Data is current as of October 22, 2014

Title 40Chapter ISubchapter NPart 424Subpart C → §424.32


Title 40: Protection of Environment
PART 424—FERROALLOY MANUFACTURING POINT SOURCE CATEGORY
Subpart C—Slag Processing Subcategory


§424.32   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.

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

Effluent characteristicEffluent limitations
Maximum for any 1 dayAverage of daily values for 30 consecutive days shall not exceed—
Metric units (kg/kkg processed)
TSS2.6591.330
Chromium total0.0530.026
Manganese total.532.266
pH(1)(1)
English units (lb/ton processed)
TSS5.3192.659
Chromium total0.1060.053
Manganese total1.064.532
pH(1)(1)

1Within the range 6.0 to 9.0.

[39 FR 6809, Feb. 22, 1974, as amended at 60 FR 33957, June 29, 1995]



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