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 achieve the following pretreatment standards for existing sources.
(a) Cold rolling—(1) Recirculation—single stand.
Subpart J
| Pollutant or pollutant property | Pretreatment standards for existing sources | |
|---|---|---|
| Maximum for any 1 day | Average of daily values for 30 consecutive days | |
| Kg/kkg (pounds per 1,000 lb) of product | ||
| Chromium1 | 0.0000209 | 0.0000084 |
| Lead | 0.0000094 | 0.0000031 |
| Nickel1 | 0.0000188 | 0.0000063 |
| Zinc | 0.0000063 | 0.0000021 |
| Naphthalene | 0.0000021 | |
| Tetrachloroethylene | 0.0000031 | |
1The limitations for chromium and nickel shall be applicable in lieu of those for lead and zinc when cold rolling wastewaters are treated with descaling or combination acid pickling wastewaters.
(2) Recirculation—multiple stands.
Subpart J
| Pollutant or pollutant property | Pretreatment standards for existing sources | |
|---|---|---|
| Maximum for any 1 day | Average of daily values for 30 consecutive days | |
| Kg/kkg (pounds per 1,000 lb) of product | ||
| Chromium1 | 0.000104 | 0.0000418 |
| Lead | 0.0000469 | 0.0000156 |
| Nickel1 | 0.0000939 | 0.0000313 |
| Zinc | 0.0000313 | 0.0000104 |
| Naphthalene | 0.0000104 | |
| Tetrachloroethylene | 0.0000156 | |
1The limitations for chromium and nickel shall be applicable in lieu of those for lead and zinc when cold rolling wastewaters are treated with descaling or combination acid pickling wastewaters.
(3) Combination.
Subpart J
| Pollutant or pollutant property | Pretreatment standards for existing sources | |
|---|---|---|
| Maximum for any 1 day | Average of daily values for 30 consecutive days | |
| Kg/kkg (pounds per 1,000 lb) of product | ||
| Chromium1 | 0.00125 | 0.000501 |
| Lead | 0.000563 | 0.000188 |
| Nickel1 | 0.00113 | 0.000376 |
| Zinc | 0.000376 | 0.000125 |
| Naphthalene | 0.000125 | |
| Tetrachloroethylene | 0.000188 | |
1The limitations for chromium and nickel shall be applicable in lieu of those for lead and zinc when cold rolling wastewaters are treated with descaling or combination acid pickling wastewaters.
(4) Direct application—single stand.
Subpart J
| Pollutant or pollutant property | Pretreatment standards for existing sources | |
|---|---|---|
| Maximum for any 1 day | Average of daily values for 30 consecutive days | |
| Kg/kkg (pounds per 1,000 lb) of product | ||
| Chromium1 | 0.000376 | 0.000150 |
| Lead | 0.000169 | 0.0000563 |
| Nickel1 | 0.000338 | 0.000113 |
| Zinc | 0.000113 | 0.0000376 |
| Naphthalene | 0.0000376 | |
| Tetrachloroethylene | 0.0000563 | |
1The limitations for chromium and nickel shall be applicable in lieu of those for lead and zinc when cold rolling wastewaters are treated with descaling or combination acid pickling wastewaters.
(5) Direct application—multiple stands.
Subpart J
| Pollutant or pollutant property | Pretreatment standards for existing sources | |
|---|---|---|
| Maximum for any 1 day | Average of daily values for 30 consecutive days | |
| Kg/kkg (pounds per 1,000 lb) of product | ||
| Chromium1 | 0.00167 | 0.000668 |
| Lead | 0.000751 | 0.000250 |
| Nickel1 | 0.00150 | 0.000501 |
| Zinc | 0.000501 | 0.000167 |
| Napthalene | 0.000167 | |
| Tetrachloroethylene | 0.000250 | |
1The limitations for chromium and nickel shall be applicable in lieu of those for lead and zinc when cold rolling wastewaters are treated with descaling or combination acid pickling wastewaters.
(b) Cold worked pipe and tube mills—(1) Using water.
Subpart J
| Pollutant or pollutant property | Pretreatment standards for existing sources | |
|---|---|---|
| Maximum for any 1 day | Average of daily values for 30 consecutive days | |
| kg/kkg (pounds per 1,000 lb) of product | ||
| Chromium1 | 0.0000209 | 0.0000084 |
| Lead | 0.0000094 | 0.0000031 |
| Nickel1 | 0.0000188 | 0.0000063 |
| Zinc | 0.0000063 | 0.0000021 |
1The limitations for chromium and nickel shall be applicable in lieu of those for lead and zinc when cold forming wastewaters are treated with descaling or combination acid pickling wastewaters.
(2) Using oil solutions.
Subpart J
| Pollutant or pollutant property | Pretreatment standards for existing sources | |
|---|---|---|
| Maximum for any 1 day | Average of daily values for 30 consecutive days | |
| kg/kkg (pounds per 1,000 lb) of product | ||
| Chromium1 | 0.0000209 | 0.0000084 |
| Lead | 0.0000094 | 0.0000031 |
| Nickel1 | 0.0000188 | 0.0000063 |
| Zinc | 0.0000063 | 0.0000021 |
| Naphthalene | 0.0000021 | |
| Tetrachloroethylene | 0.0000031 | |
1The limitations for chromium and nickel shall be applicable in lieu of those for lead and zinc when cold forming wastewaters are treated with descaling or combination acid pickling wastewaters.
[47 FR 23284, May 27, 1982, as amended at 49 FR 21035, May 17, 1984]
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