Non-Compliance
Clean Water Act
AIRGAS MERCHANT GASES - CHESTER ASU PLANT
Quick Summary
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $0 in total penalties since records began.
- Address
-
13501 ALLIED ROAD
CHESTER, VA 23836
View on map ↗ - County
- CHESTERFIELD County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 325120
- Inspections
- 2 · last Dec 12, 2022
- Total Penalties
- $0
- Registry ID
- 110061133786
Compliance Status (Last 12 Quarters)
Number of calendar quarters, out of the last 12, in which this facility was in violation of its permit. Zero means no recorded violations in that program over the past three years.
12
Water (CWA)
Qtrs Non-Compliant
Qtrs Non-Compliant
Compliance Violations
Individual permit violations recorded by the EPA across air, water, and hazardous waste programs. Open violations are unresolved as of the most recent ECHO data update.
| Program | Type | Violation Date | Return to Compliance | Status |
|---|---|---|---|---|
| cwa | Schedule Event unachieved and not reported | Jan 10, 2026 | Feb 10, 2026 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jun 30, 2025 | Jul 31, 2025 | Resolved |
| cwa | Schedule Event achieved late but reported | Sep 1, 2024 | — | Open |
| cwa | Schedule Event achieved late but reported | Sep 1, 2024 | — | Open |
Discharge Limit Exceedances
Instances where this facility's reported discharge monitoring results exceeded its permitted limits under the Clean Water Act. Exceedance percentage shows how far over the permit limit the discharge was.
| Pollutant | Violation | Reported | Limit | Exceedance | Period | Status |
|---|---|---|---|---|---|---|
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.19 mg/L | 0.01 | +1,627% | Dec 2025 | Resolved |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.21 mg/L | 0.01 | +1,809% | Sep 2025 | Resolved |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.17 mg/L | 0.01 | +1,445% | Jun 2025 | Resolved |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.38 mg/L | 0.01 | +3,355% | Mar 2025 | Resolved |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.01 | +4% | Dec 2024 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.21 mg/L | 0.01 | +1,809% | Dec 2024 | Resolved |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.01 | +18% | Sep 2024 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.10 mg/L | 0.01 | +809% | Sep 2024 | Resolved |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.39 mg/L | 0.01 | +3,445% | Jun 2024 | Resolved |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.16 mg/L | 0.01 | +1,355% | Mar 2024 | Resolved |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.22 mg/L | 0.01 | +1,900% | Dec 2023 | Resolved |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.17 mg/L | 0.01 | +1,445% | Sep 2023 | Resolved |
| Temperature, water deg. centigrade | DMR, Limited - Numeric Violation | 32.50 deg C | 32.00 | +2% | Sep 2023 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.23 mg/L | 0.01 | +1,991% | Jun 2023 | Resolved |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.49 mg/L | 0.10 | +390% | Dec 2022 | Resolved |
| Temperature, water deg. centigrade | DMR, Limited - Numeric Violation | 35.00 deg C | 32.00 | +9% | Sep 2022 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.57 mg/L | 0.10 | +470% | Sep 2022 | Resolved |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.22 mg/L | 0.10 | +120% | Jun 2022 | Resolved |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.45 mg/L | 0.10 | +350% | Mar 2022 | Resolved |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.01 | +22% | Sep 2020 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.16 mg/L | 0.10 | +60% | Mar 2020 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.18 mg/L | 0.10 | +80% | Jun 2019 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.15 mg/L | 0.10 | +50% | Dec 2018 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.02 mg/L | 0.01 | +67% | Dec 2018 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 1.01 mg/L | 0.10 | +910% | Jun 2018 | Open |
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