['Water Programs']
['Point Sources']
05/04/2022
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§421.180 Applicability: Description of the primary and secondary germanium and gallium subcategory.
The provisions of this subpart are applicable to discharges resulting from the production of germanium or gallium from primary and secondary germanium and gallium facilities.
§421.181 Specialized definitions.
For the purpose of this subpart the general definitions, abbreviations and methods of analysis set forth in 40 CFR part 401 shall apply to this subpart.
§421.182 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 40 CFR 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 technology currently available:
(a) Still liquor.
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of germanium chlorinated | ||
| Arsenic | 131.700 | 58.590 |
| Lead | 26.460 | 12.600 |
| Zinc | 91.980 | 38.430 |
| Fluoride | 2,205.000 | 1,254.000 |
| Total suspended solids | 2,583.000 | 1,229.000 |
| pH | ( 1) | ( 1) |
| 1 Within the range of 7.5 to 10.0 at all times. | ||
(b) Chlorinator wet air pollution control.
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of germanium chlorinated | ||
| Arsenic | 27.530 | 12.250 |
| Lead | 5.531 | 2.634 |
| Zinc | 19.230 | 8.034 |
| Fluoride | 461.000 | 262.100 |
| Total suspended solids | 540.000 | 256.800 |
| pH | ( 1) | ( 1) |
| 1 Within the range of 7.5 to 10.0 at all times. | ||
(c) Germanium hydrolysis filtrate.
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of germanium hydrolyzed | ||
| Arsenic | 39.440 | 17.550 |
| Lead | 7.925 | 3.774 |
| Zinc | 27.550 | 11.510 |
| Fluoride | 660.500 | 375.500 |
| Total suspended solids | 773.700 | 368.000 |
| pH | ( 1) | ( 1) |
| 1 Within the range of 7.5 to 10.0 at all times. | ||
(d) Acid wash and rinse water.
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of germanium washed | ||
| Arsenic | 325.500 | 144.800 |
| Lead | 65.400 | 31.140 |
| Zinc | 227.400 | 94.990 |
| Fluoride | 5,450.000 | 3,099.000 |
| Total suspended solids | 6,385.000 | 3,037.000 |
| pH | ( 1) | ( 1) |
| 1 Within the range of 7.5 to 10.0 at all times. | ||
(e) Gallium hydrolysis filtrate.
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of gallium hydrolyzed | ||
| Arsenic | 70.450 | 31.350 |
| Lead | 14.160 | 6.742 |
| Zinc | 49.220 | 20.560 |
| Fluoride | 1,180.000 | 670.800 |
| Total suspended solids | 1,382.000 | 657.300 |
| pH | ( 1) | 1) |
| 1 Within the range of 7.5 to 10.0 at all times. | ||
(f) Solvent extraction raffinate.
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of gallium produced by solvent extraction | ||
| Arsenic | 39.330 | 17.500 |
| Lead | 7.904 | 3.764 |
| Zinc | 27.480 | 11.480 |
| Fluoride | 658.700 | 374.500 |
| Total suspended solids | 771.600 | 367.000 |
| pH | ( 1) | ( 1) |
| 1 Within the range of 7.5 to 10.0 at all times. | ||
§421.183 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.
Except as provided in 40 CFR 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 available technology economically achievable:
(a) Still liquor.
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of germanium chlorinated | ||
| Arsenic | 131.700 | 58.590 |
| Lead | 26.460 | 12.600 |
| Zinc | 91.980 | 38.430 |
| Fluoride | 2,205.000 | 1,254.000 |
(b) Chlorinator wet air pollution control.
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of germanium chlorinated | ||
| Arsenic | 27.530 | 12.250 |
| Lead | 5.531 | 2.634 |
| Zinc | 19.230 | 8.034 |
| Fluoride | 461.000 | 262.100 |
(c) Germanium hydrolysis filtrate.
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of germanium hydrolyzed | ||
| Arsenic | 39.440 | 17.550 |
| Lead | 7.925 | 3.774 |
| Zinc | 27.550 | 11.510 |
| Fluoride | 660.500 | 375.500 |
(d) Acid wash and rinse water.
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of germanium washed | ||
| Arsenic | 325.50 | 144.80 |
| Lead | 65.40 | 31.14 |
| Zinc | 227.40 | 94.99 |
| Fluoride | 5,450.00 | 3,099.00 |
(e) Gallium hydrolysis filtrate.
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of germanium hydrolyzed | ||
| Arsenic | 70.450 | 31.350 |
| Lead | 14.160 | 6.742 |
| Zinc | 49.220 | 20.560 |
| Fluoride | 1,180.000 | 670.800 |
(f) Solvent extraction raffinate.
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of gallium produced by solvent extraction | ||
| Arsenic | 39.330 | 17.500 |
| Lead | 7.904 | 3.764 |
| Zinc | 27.480 | 11.480 |
| Fluoride | 658.700 | 374.500 |
§421.184 Standards of performance for new sources.
Any new source subject to this subpart shall achieve the following new source performance standards:
(a) Still liquor.
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of germanium chlorinated | ||
| Arsenic | 131.70 | 58.59 |
| Lead | 26.46 | 12.60 |
| Zinc | 91.98 | 38.43 |
| Fluoride | 2,205.00 | 1,254.00 |
| Total suspended solids | 2,583.00 | 1,229.00 |
| pH | ( 1) | ( 1) |
| 1 Within the range of 7.5 to 10.0 at all times. | ||
(b) Chlorinator wet air pollution control.
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of germanium chlorinated | ||
| Arsenic | 27.530 | 12.250 |
| Lead | 5.531 | 2.634 |
| Zinc | 19.230 | 8.034 |
| Fluoride | 461.000 | 262.100 |
| Total suspended solids | 540.000 | 256.800 |
| pH | ( 1) | ( 1) |
| 1 Within the range of 7.5 to 10.0 at all times. | ||
(c) Germanium hydrolysis filtrate.
| Pollutant or pollutant property | Maximum for 1 one day | Maximum for monthly average |
|---|---|---|
| mg/kg pounds per million pounds) of germanium hydrolyzed | ||
| Arsenic | 39.440 | 17.550 |
| Lead | 7.925 | 3.774 |
| Zinc | 27.550 | 11.510 |
| Fluoride | 660.500 | 375.500 |
| Total suspended solids | 773.700 | 368.000 |
| pH | ( 1) | ( 1) |
| 1 Within the range of 7.5 to 10.0 at all times. | ||
(d) Acid wash and rinse water.
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of germanium washed | ||
| Arsenic | 325.50 | 144.80 |
| Lead | 65.40 | 31.14 |
| Zinc | 227.40 | 94.99 |
| Fluoride | 5,450.00 | 3,099.00 |
| Total suspended solids | 6,385.00 | 3,037.00 |
| pH | ( 1) | ( 1) |
| 1 Within the range of 7.5 to 10.0 at all times. | ||
(e) Gallium hydrolysis filtrate.
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of gallium hydrolyzed | ||
| Arsenic | 70.450 | 31.350 |
| Lead | 14.160 | 6.742 |
| Zinc | 49.220 | 20.560 |
| Fluoride | 1,180.000 | 670.800 |
| Total suspended solids | 1,382.000 | 657.300 |
| pH | ( 1) | ( 1) |
| 1 Within the range of 7.5 to 10.0 at all times. | ||
(f) Solvent extraction raffinate.
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of gallium produced by solvent extraction | ||
| Arsenic | 39.330 | 17.500 |
| Lead | 7.904 | 3.764 |
| Zinc | 27.480 | 11.480 |
| Fluoride | 658.700 | 374.500 |
| Total suspended solids | 771.600 | 367.000 |
| pH | ( 1) | ( 1) |
| 1 Within the range of 7.5 to 10.0 at all times. | ||
§421.185 Pretreatment standards for existing sources.
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. The mass of wastewater pollutants in primary and secondary germanium and gallium process wastewater introduced into a POTW must not exceed the following values:
(a) Still liquor.
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of germanium chlorinated | ||
| Arsenic | 131.70 | 58.59 |
| Lead | 26.46 | 12.60 |
| Zinc | 91.98 | 38.43 |
| Fluoride | 2,205.00 | 1,254.00 |
(b) Chlorinator wet air pollution control.
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of germanium chlorinated | ||
| Arsenic | 27.530 | 12.250 |
| Lead | 5.531 | 2.634 |
| Zinc | 19.230 | 8.034 |
| Fluoride | 461.000 | 262.100 |
(c) Germanium hydrolysis filtrate.
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of germanium hydrolyzed | ||
| Arsenic | 39.440 | 17.550 |
| Lead | 7.925 | 3.774 |
| Zinc | 27.550 | 11.510 |
| Fluoride | 660.500 | 375.500 |
(d) Acid wash and rinse water.
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of germanium washed | ||
| Arsenic | 325.50 | 144.80 |
| Lead | 65.40 | 31.14 |
| Zinc | 227.40 | 94.99 |
| Fluoride | 5,450.00 | 3,099.00 |
(e) Gallium hydrolysis filtrate.
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of gallium hydrolyzed | ||
| Arsenic | 70.450 | 31.350 |
| Lead | 14.160 | 6.742 |
| Zinc | 49.220 | 20.560 |
| Fluoride | 1,180.000 | 670.800 |
(f) Solvent extraction raffinate.
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of gallium produced by solvent extraction | ||
| Arsenic | 39.330 | 17.500 |
| Lead | 7.904 | 3.764 |
| Zinc | 27.480 | 11.480 |
| Fluoride | 658.700 | 374.500 |
§421.186 Pretreatment standards for new sources.
Except as provided in 40 CFR 403.7, any new 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 new sources. The mass of wastewater pollutants in primary and secondary germanium and gallium process wastewater introduced into a POTW shall not exceed the following values:
(a) Still Liquor.
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per/million pounds of germanium chlorinated | ||
| Arsenic | 131.70 | 58.59 |
| Lead | 26.46 | 12.60 |
| Zinc | 91.98 | 38.43 |
| Fluoride | 2,205.00 | 1,254.00 |
(b) Chlorinator Wet Air Pollution Control.
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per/million pounds of germanium chlorinated | ||
| Arsenic | 27.530 | 12.250 |
| Lead | 5.531 | 2.634 |
| Zinc | 19.230 | 8.034 |
| Fluoride | 461.000 | 262.100 |
(c) Germanium Hydrolysis Filtrate.
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per/million pounds of germanium hydrolyzed | ||
| Arsenic | 39.440 | 17.550 |
| Lead | 7.925 | 3.774 |
| Zinc | 27.550 | 11.510 |
| Fluoride | 660.500 | 375.500 |
(d) Acid Wash and Rinse Water.
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per/million pounds of germanium washed | ||
| Arsenic | 325.50 | 144.80 |
| Lead | 65.40 | 31.14 |
| Zinc | 227.40 | 94.99 |
| Fluoride | 5,450.00 | 3,099.00 |
(e) Gallium Hydrolysis Filtrate.
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of gallium hydrolyzed | ||
| Arsenic | 70.450 | 31.350 |
| Lead | 14.160 | 6.742 |
| Zinc | 49.220 | 20.560 |
| Fluoride | 1,180.000 | 670.800 |
(f) Solvent Extraction Raffinate.
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
|---|---|---|
| mg/kg (pounds per million pounds) of gallium produced by solvent extraction | ||
| Arsenic | 39.330 | 17.500 |
| Lead | 7.904 | 3.764 |
| Zinc | 27.480 | 11.480 |
| Fluoride | 658.700 | 374.500 |
§421.187 [Reserved]
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Copyright 2025 J. J. Keller & Associate, Inc. For re-use options please contact copyright@jjkeller.com or call 800-558-5011.