View all text of Subpart G [§ 421.70 - § 421.77]
§ 421.74 - Standards of performance for new sources.
Any new source subject to this subpart must achieve the following performance standards:
(a) Subpart G—Sinter Plant Materials Handling Wet Air Pollution Control.
NSPS
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average | mg/kkg (pounds per billion pounds) of sinter production | Lead | .000 | .000 | Zinc | .000 | .000 | Total suspended solids | .000 | .000 | pH | ( 1) | ( 1) |
|---|
1Within the range of 7.5 to 10.0 at all times.
(b) Subpart G—Blast Furnace Wet Air Pollution Control.
NSPS
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average | mg/kkg (pounds per billion pounds) of blast furnace lead bullion produced | Lead | .000 | .000 | Zinc | .000 | .000 | Total suspended solids | .000 | .000 | pH | ( 1) | ( 1) |
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1Within the range of 7.5 to 10.0 at all times.
(c) Subpart G—Blast Furnace Slag Granulation.
NSPS
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average | mg/kkg (pounds per billion pounds) of blast furnance lead bullion produced | Lead | .000 | .000 | Zinc | .000 | .000 | Total suspended solids | .000 | .000 | pH | ( 1) | ( 1) |
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1Within the range of 7.5 to 10.0 at all times.
(d) Subpart G—Dross Reverberatory Slag Granulation.
NSPS
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average | mg/kkg (pounds per billion pounds) of slag, speiss, or matte granulated | Lead | .000 | .000 | Zinc | .000 | .000 | Total suspended solids | .000 | .000 | pH | ( 1) | ( 1) |
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1Within the range of 7.5 to 10.0 at all times.
(e) Subpart G—Dross Reverberatory Furnace Wet Air Pollution Control.
NSPS
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average | mg/kkg (pounds per billion pounds) of dross reverberatory furnace production | Lead | .000 | .000 | Zinc | .000 | .000 | Total suspended solids | .000 | .000 | pH | ( 1) | ( 1) |
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1Within the range of 7.5 to 10.0 at all times.
(f) Subpart G—Zinc Fuming Wet Air Pollution Control.
NSPS
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average | mg/kkg (pounds per billion pounds) of blast furnace lead bullion produced | Lead | .000 | .000 | Zinc | .000 | .000 | Total suspended solids | .000 | .000 | pH | ( 1) | ( 1) |
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1Within the range of 7.5 to 10.0 at all times.
(g) Subpart G—Hard Lead Refining Slag Granulation.
NSPS
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average | mg/kkg (pounds per billion pounds) of hard lead produced | Lead | .000 | .000 | Zinc | .000 | .000 | Total suspended solids | .000 | .000 | pH | ( 1) | ( 1) |
|---|
1Within the range of 7.5 to 10.0 at all times.
(h) Subpart G—Hard Lead Refining Wet Air Pollution Control.
NSPS
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average | mg/kkg (pounds per billion pounds) of hard lead produced | Lead | .000 | .000 | Zinc | .000 | .000 | Total suspended solids | .000 | .000 | pH | ( 1) | ( 1) |
|---|
1Within the range of 7.5 to 10.0 at all times.
(i) Subpart G—Facility Washdown.
NSPS
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average | mg/kkg (pounds per billion pounds) of lead bullion produced | Lead | .000 | .000 | Zinc | .000 | .000 | Total suspended solids | .000 | .000 | pH | ( 1) | ( 1) |
|---|
Within the range of 7.5 to 10.0 at all times.
(j) Subpart G—Employee Handwash.
NSPS
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average | mg/kkg (pounds per billion pounds) of lead bullion produced | Lead | .924 | .429 | Zinc | 3.366 | 1.386 | Total suspended solids | 49.500 | 39.600 | pH | ( 1) | ( 1) |
|---|
Within the range of 7.5 to 10.0 at all times.
(k) Subpart G—Respirator Wash.
NSPS
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average | mg/kkg (pounds per billion pounds) of lead bullion produced | Lead | 1.484 | .689 | Zinc | 5.406 | 2.226 | Total suspended solids | 79.500 | 63.600 | pH | ( 1) | ( 1) |
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Within the range of 7.5 to 10.0 at all times.
(l) Subpart G—Laundering of Uniforms.
NSPS
| Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average | mg/kkg (pounds per billion pounds) of lead bullion produced | Lead | 4.340 | 2.015 | Zinc | 15.810 | 6.510 | Total suspended solids | 232.500 | 186.000 | pH | ( 1) | ( 1) |
|---|
Within the range of 7.5 to 10.0 at all times.