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 available technology economically achievable:
(a) Any plant which melts raw materials, produces hand pressed or blown leaded glassware, discharges greater than 50 gallons per day of process waste water, and employs hydrofluoric acid finishing techniques shall meet the following limitations.
| Effluent characteristic | Effluent limitations (mg/l) | |
|---|---|---|
| Maximum for any 1 day | Average of daily values for 30 consecutive days shall not exceed— | |
| Lead | 0.2 | 0.1 |
| Fluoride | 26.0 | 13.0 |
(b) Any plant which melts raw materials, produces non-leaded hand pressed or blown glassware, discharges greater than 50 gallons per day of process waste water, and employs hydrofluoric acid finishing techniques shall meet the following limitations.
| Effluent characteristic | Effluent limitations (mg/l) | |
|---|---|---|
| Maximum for any 1 day | Average of daily values for 30 consecutive days shall not exceed— | |
| Fluoride | 26.0 | 13.0 |
[44 FR 50747, Aug. 29, 1979, as amended at 51 FR 25001, July 9, 1986]
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