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 conventional technology.
Subpart I
Pollutant or pollutant property | BCT effluent limitations | |
Maximum for any 1 day | Average of daily values for 30 consecutive days | |
Kg/kkg (pounds per 1,000 lb) of product | ||
TSS | 0.0819 | 0.0350 |
O&G1 | 0.0350 | 0.0117 |
pH | (2) | (2) |
1 The limitations for oil and grease shall be applicable when acid pickling wastewaters are treated with cold rolling wastewaters.
2 Within the range of 6.0 to 9.0.
Subpart I
Pollutant or pollutant property | BCT effluent limitations | |
Maximum for any 1 day | Average of daily values for 30 consecutive days | |
Kg/kkg (pounds per 1,000 lb) of product | ||
TSS | 0.0263 | 0.0113 |
O&G1 | 0.0113 | 0.00376 |
pH | (2) | (2) |
1 The limitations for oil and grease shall be applicable when acid pickling wastewaters are treated with cold rolling wastewaters.
2 Within the range of 6.0 to 9.0.
Subpart I
Pollutant or pollutant property | BCT effluent limitations | |
Maximum for any 1 day | Average of daily values for 30 consecutive days | |
Kg/kkg (pounds per 1,000 lb) of product | ||
TSS | 0.0526 | 0.0225 |
O&G1 | 0.0225 | 0.00751 |
pH | (2) | (2) |
1 The limitations for oil and grease shall be applicable when acid pickling wastewaters are treated with cold rolling wastewaters.
2 Within the range of 6.0 to 9.0.
Subpart I
Pollutant or pollutant property | BCT effluent limitations | |
Maximum for any 1 day | Average of daily values for 30 consecutive days | |
Kg/kkg (pounds per 1,000 lb) of product | ||
TSS | 0.146 | 0.0626 |
O&G1 | 0.0626 | 0.0209 |
pH | (2) | (2) |
1 The limitations for oil and grease shall be applicable when acid pickling wastewaters are treated with cold rolling wastewaters.
2 Within the range of 6.0 to 9.0.
Subpart I
Pollutant or pollutant property | BCT effluent limitations | |
Maximum for any 1 day | Average of daily values for 30 consecutive days | |
Kilograms per day | ||
TSS | 5.72 | 2.45 |
O&G1 | 2.45 | 0.819 |
pH | (2) | (2) |
1 The limitations for oil and grease shall be applicable when acid pickling wastewaters are treated with cold rolling wastewaters.
2 Within the range of 6.0 to 9.0.
The above limitations shall be applicable to each fume scrubber associated with a sulfuric acid pickling operation.
Subpart I
Pollutant or pollutant property | BCT effluent limitations | |
Maximum for any 1 day | Average of daily values for 30 consecutive days | |
Kg/kkg (pounds per 1,000 lb) of product | ||
TSS | 0.143 | 0.0613 |
O&G1 | 0.0613 | 0.0204 |
pH | (2) | (2) |
1 The limitations for oil and grease shall be applicable when acid pickling wastewaters are treated with cold rolling wastewaters.
2 Within the range of 6.0 to 9.0.
Subpart I
Pollutant or pollutant property | BCT effluent limitations | |
Maximum for any 1 day | Average of daily values for 30 consecutive days | |
Kg/kkg (pounds per 1,000 lb) of product | ||
TSS | 0.0819 | 0.0350 |
O&G1 | 0.0350 | 0.0117 |
pH | (2) | (2) |
1 The limitations for oil and grease shall be applicable when acid pickling wastewaters are treated with cold rolling wastewaters.
2 Within the range of 6.0 to 9.0.
Subpart I
Pollutant or pollutant property | BCT effluent limitations | |
Maximum for any 1 day | Average of daily values for 30 consecutive days | |
Kg/kkg (pounds per 1,000 lb) of product | ||
TSS | 0.298 | 0.128 |
O&G1 | 0.128 | 0.0426 |
pH | (2) | (2) |
1 The limitations for oil and grease shall be applicable when acid pickling wastewaters are treated with cold rolling wastewaters.
2 Within the range of 6.0 to 9.0
Subpart I
Pollutant or pollutant property | BCT effluent limitations | |
Maximum for any 1 day | Average of daily values for 30 consecutive days | |
Kilograms per day | ||
TSS | 5.72 | 2.45 |
O&G1 | 2.45 | 0.819 |
pH | (2) | (2) |
1 The limitations for oil and grease shall be applicable when acid pickling wastewaters are treated with cold rolling wastewaters.
2 Within the range of 6.0 to 9.0.
The above limitations shall be applicable to each fume scrubber associated with a hydrochloric acid pickling operation.
Subpart I
Pollutant or pollutant property | BCT effluent limitations | |
Maximum for any 1 day | Average of daily values for 30 consecutive days | |
Kilograms per day | ||
TSS | 38.2 | 16.3 |
O&G1 | 16.3 | 5.45 |
pH | (2) | (2) |
1 The limitations for oil and grease shall be applicable when acid pickling wastewaters are treated with cold rolling wastewaters.
2 Within the range of 6.0 to 9.0.
The above limitations shall be applicable to the absorber vent scrubber wastewater associated with hydrochloric acid regeneration plants.
Subpart I
Pollutant or pollutant property | BCT effluent limitations | |
Maximum for any 1 day | Average of daily values for 30 consecutive days | |
Kg/kkg (pounds per 1,000 lb) of product | ||
TSS | 0.149 | 0.0638 |
O&G1 | 0.0638 | 0.0213 |
pH | (2) | (2) |
1 The limitations for oil and grease shall be applicable when acid pickling wastewaters are treated with cold rolling wastewaters.
2 Within the range of 6.0 to 9.0.
Subpart I
Pollutant or pollutant property | BCT effluent limitations | |
Maximum for any 1 day | Average of daily values for 30 consecutive days | |
Kg/kkg (pounds per 1,000 lb) of product | ||
TSS | 0.0672 | 0.0288 |
O&G1 | 0.0288 | 0.00960 |
pH | (2) | (2) |
1 The limitations for oil and grease shall be applicable when acid pickling wastewaters are treated with cold rolling wastewaters.
2 Within the range of 6.0 to 9.0.
Subpart I
Pollutant or pollutant property | BCT effluent limitations | |
Maximum for any 1 day | Average of daily values for 30 consecutive days | |
Kg/kkg (pounds per 1,000 lb) of product | ||
TSS | 0.438 | 0.188 |
O&G1 | 0.188 | 0.0626 |
pH | (2) | (2) |
1 The limitations for oil and grease shall be applicable when acid pickling wastewaters are treated with cold rolling wastewaters.
2 Within the range of 6.0 to 9.0.
Subpart I
Pollutant or pollutant property | BCT effluent limitations | |
Maximum for any 1 day | Average of daily values for 30 consecutive days | |
Kg/kkg (pounds per 1,000 lb) of product | ||
TSS | 0.134 | 0.0576 |
O&G1 | 0.0576 | 0.0192 |
pH | (2) | (2) |
1 The limitations for oil and grease shall be applicable when acid pickling wastewaters are treated with cold rolling wastewaters.
2 Within the range of 6.0 to 9.0.
Subpart I
Pollutant or pollutant property | BCT effluent limitations | |
Maximum for any 1 day | Average of daily values for 30 consecutive days | |
Kg/kkg (pounds per 1,000 lb) of product | ||
TSS | 0.225 | 0.0964 |
O&G1 | 0.0964 | 0.0321 |
pH | (2) | (2) |
1 The limitations for oil and grease shall be applicable when acid pickling wastewaters are treated with cold rolling wastewaters.
2 Within the range of 6.0 to 9.0.
Subpart I
Pollutant or pollutant property | BCT effluent limitations | |
Maximum for any 1 day | Average of daily values for 30 consecutive days | |
Kilograms per day | ||
TSS | 5.72 | 2.45 |
O&G1 | 2.45 | 0.819 |
pH | (2) | (2) |
1 The limitations for oil and grease shall be applicable when acid pickling wastewaters are treated with cold rolling wastewaters.
2 Within the range of 6.0 to 9.0.
The above limitations shall be applicable to each fume scrubber associated with a combination acid pickling operation.
40 C.F.R. §420.97