The following limitations establish the quantity or quality of pollutants or pollutant properties, controlled by this section, which may be discharged by a point source subject to the provisions of this subpart after application of the best practicable control technology currently available; provided however, that a discharge by a point source may be made in accordance with the limitations set forth in either paragraph (a) of this section exclusively, or paragraph (b) of this section exclusively, below:
Effluent characteristic | Effluent limitations | |
Maximum for any 1 day | Average of daily values for 30 consecutive days shall not exceed- | |
Metric units (kg/kkg of product) | ||
BOD5 | 3.3 | 2.2 |
pH | (1) | (1) |
Temperature | (2) | (2) |
English units (lb/1,000 lb of product) | ||
BOD5 | 3.3 | 2.2 |
pH | (1) | (1) |
Temperature | (3) | (3) |
1 Within the range 6.0 to 9.0.
2 Temperature not to exceed the temperature of cooled water acceptable for return to the heat producing process and in no event greater than 32 °C.
3 Temperature not to exceed the temperature of cooled water acceptable for return to the heat producing process and in no event greater than 90 °F.
Effluent characteristic | Effluent limitations | |
Maximum for any 1 day | Average of daily values for 30 consecutive days shall not exceed- | |
Metric units (kg/kkg of product) | ||
BOD5 | 3.3 | 2.2 |
TSS | 3.3 | 2.2 |
pH | (1) | (1) |
Fecal coliform | (2) | (2) |
Temperature | (3) | (3) |
English units (lb/1,000 lb of product) | ||
BOD5 | 3.3 | 2.2 |
TSS | 3.3 | 2.2 |
pH | (1) | (1) |
Fecal coliform | (4) | (4) |
Temperature | (5) | (5) |
1 Within the range 6.0 to 9.0.
2 Not to exceed MPN of 400/100 ml at any time.
3 Not to exceed 32 °F.
4 Not to exceed MPN of 400/100 ml at any time (not typically expressed in English units).
5 Not to exceed 90 °F.
40 C.F.R. § 409.12