US STEEL - MIDWEST PLANT
Quick Summary
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $3,201,242 in total penalties since records began.
- Address
-
6300 US 12
PORTAGE, IN 46368
View on map ↗ - County
- PORTER County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 331221
- Inspections
- 5 · last Mar 5, 2025
- Total Penalties
- $3,201,242 · last Aug 30, 2021
- Registry ID
- 110064647743
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.
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 | Dec 18, 2025 | Jan 18, 2026 | Resolved |
| cwa | Schedule Event achieved late but reported | Oct 1, 2023 | — | Open |
| cwa | Schedule Event reported late | Oct 1, 2023 | — | Open |
| cwa | Effluent Violations - Narrative Effluent Violation | Aug 17, 2023 | — | Open |
| cwa | Monitoring Violations - Frequency of Sampling Violation | Jun 21, 2022 | — | Open |
| cwa | Management Practice Violations - Improper Operation and Maintenance | May 19, 2022 | — | Open |
| cwa | Effluent Violations - Narrative Effluent Violation | Oct 8, 2021 | — | Open |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Oct 8, 2021 | — | Open |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Sep 27, 2021 | — | Open |
| cwa | Effluent Violations - Narrative Effluent Violation | Sep 27, 2021 | — | Open |
| cwa | WW SSO - Violation of milestone in judicial decree | Sep 27, 2021 | — | Open |
| cwa | Effluent Violations - Numeric effluent violation | Apr 14, 2021 | — | Open |
| cwa | Monitoring Violations - Invalid/Unrepresentative Sample | Oct 7, 2020 | — | Open |
| cwa | Effluent Violations - Numeric effluent violation | Oct 7, 2020 | — | Open |
| cwa | Monitoring Violations - Frequency of Sampling Violation | Oct 7, 2020 | — | Open |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Nov 21, 2019 | — | Open |
| cwa | Effluent Violations - Narrative Effluent Violation | Nov 21, 2019 | — | Open |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Nov 20, 2019 | — | Open |
| cwa | Effluent Violations - Narrative Effluent Violation | Oct 31, 2019 | — | Open |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Oct 30, 2019 | — | Open |
| cwa | Effluent Violations - Narrative Effluent Violation | Sep 18, 2019 | — | Open |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Sep 18, 2019 | — | Open |
| cwa | Reporting Violations - Failure to Notify | Sep 6, 2019 | — | Open |
| cwa | Effluent Violations - Narrative Effluent Violation | Sep 6, 2019 | — | Open |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Sep 6, 2019 | — | Open |
| cwa | Effluent Violations - Narrative Effluent Violation | Sep 5, 2019 | — | Open |
| cwa | Effluent Violations - Narrative Effluent Violation | Aug 20, 2019 | — | Open |
| cwa | Effluent Violations - Narrative Effluent Violation | Aug 8, 2019 | — | Open |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Aug 8, 2019 | — | Open |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Aug 6, 2019 | — | Open |
| cwa | Reporting Violations - Failure to Notify | May 30, 2019 | — | Open |
| cwa | Monitoring Violations - Frequency of Sampling Violation | May 30, 2019 | — | Open |
| cwa | Management Practice Violations - Improper Operation and Maintenance | May 30, 2019 | — | Open |
| cwa | Effluent Violations - Narrative Effluent Violation | May 30, 2019 | — | Open |
| cwa | Effluent Violations - Narrative Effluent Violation | May 29, 2019 | — | Open |
| cwa | Effluent Violations - Narrative Effluent Violation | May 9, 2019 | — | Open |
| cwa | Reporting Violations - Failure to Notify | May 9, 2019 | — | Open |
| cwa | Management Practice Violations - Best Management Practice Deficiencies | May 9, 2019 | — | Open |
| cwa | Management Practice Violations - Improper Operation and Maintenance | May 9, 2019 | — | Open |
| cwa | Effluent Violations - Narrative Effluent Violation | Dec 18, 2018 | — | Open |
| cwa | Effluent Violations - Narrative Effluent Violation | Dec 3, 2018 | — | Open |
| cwa | Effluent Violations - Narrative Effluent Violation | Nov 28, 2018 | — | Open |
| cwa | Monitoring Violations - Frequency of Sampling Violation | Nov 16, 2017 | — | Open |
| cwa | Effluent Violations - Numeric effluent violation | Nov 16, 2017 | — | Open |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Nov 16, 2017 | — | Open |
| cwa | Effluent Violations - Narrative Effluent Violation | Apr 20, 2017 | — | Open |
| cwa | WW CSO - Effluent Violations - O&M viol resulting in unauth spills/overflows to dry land/bldg backup | Apr 20, 2017 | — | Open |
| cwa | Effluent Violations - Numeric effluent violation | Apr 20, 2017 | — | Open |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Apr 20, 2017 | — | Open |
| cwa | Permit Violations - Application Incomplete | Apr 20, 2017 | — | 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 |
|---|---|---|---|---|---|---|
| Temperature, water deg. fahrenheit | DMR, Limited - Numeric Violation | 54.11 deg F | 53.00 | +2% | Feb 2024 | Open |
| Toxicity [chronic], Ceriodaphnia dubia | DMR, Limited - Numeric Violation | 7.70 toxic | 1.00 | +670% | Oct 2023 | Open |
| Toxicity [chronic], Ceriodaphnia dubia | DMR, Limited - Numeric Violation | 7.70 toxic | 1.00 | +670% | Sep 2023 | Open |
| Temp. diff. between up/down stream deg. F | DMR, Limited - Numeric Violation | 2.08 deg F | 2.00 | +4% | Nov 2021 | Open |
| Cyanide, weak acid, dissociable | DMR, Limited - Numeric Violation | 0.02 mg/L | 0.01 | +31% | Dec 2020 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.07 mg/L | 0.05 | +37% | Nov 2020 | Open |
| Toxicity [chronic], Ceriodaphnia dubia | DMR, Limited - Numeric Violation | 15.20 toxic | 1.90 | +99,999% | Oct 2020 | Open |
| Toxicity [acute], Ceriodaphnia dubia | DMR, Limited - Numeric Violation | 6.20 toxic | 1.00 | +520% | Oct 2020 | Open |
| Toxicity [acute], Ceriodaphnia dubia | DMR, Limited - Numeric Violation | 1.30 toxic | 1.00 | +30% | Sep 2020 | Open |
| Toxicity [chronic], Ceriodaphnia dubia | DMR, Limited - Numeric Violation | 8.20 toxic | 1.90 | +332% | Sep 2020 | Open |
| Toxicity [chronic], Ceriodaphnia dubia | DMR, Limited - Numeric Violation | 3.80 toxic | 1.90 | +100% | Jun 2020 | Open |
| Chromium, hexavalent dissolved [as Cr] | DMR, Limited - Numeric Violation | 0.25 kg/d | 0.23 | +7% | Oct 2019 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.05 mg/L | 0.05 | +2% | Oct 2019 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.08 mg/L | 0.05 | +48% | Aug 2019 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 3.98 kg/d | 3.72 | +7% | Aug 2019 | Open |
| Chromium, total recoverable | DMR, Limited - Numeric Violation | 25.74 kg/d | 13.62 | +89% | Oct 2017 | Open |
| Chromium, total recoverable | DMR, Limited - Numeric Violation | 6.34 kg/d | 4.54 | +40% | Apr 2017 | Open |
| Chromium, hexavalent dissolved [as Cr] | DMR, Limited - Numeric Violation | 22.82 kg/d | 0.08 | +29,465% | Apr 2017 | Open |
| Chromium, total recoverable | DMR, Limited - Numeric Violation | 92.62 kg/d | 13.62 | +580% | Apr 2017 | Open |
| Chromium, hexavalent dissolved [as Cr] | DMR, Limited - Numeric Violation | 409.87 kg/d | 0.23 | +176,920% | Apr 2017 | Open |
| Temperature, water deg. fahrenheit | DMR, Limited - Numeric Violation | 54.50 deg F | 53.00 | +3% | Feb 2017 | Open |
| Chromium, hexavalent dissolved [as Cr] | DMR, Limited - Numeric Violation | 1.08 kg/d | 0.23 | +365% | Jan 2017 | Open |
| Temperature, water deg. fahrenheit | DMR, Limited - Numeric Violation | 78.45 deg F | 65.00 | +21% | Sep 2016 | Open |
| Temperature, water deg. fahrenheit | DMR, Limited - Numeric Violation | 83.22 deg F | 70.00 | +19% | Aug 2016 | Open |
| Temperature, water deg. fahrenheit | DMR, Limited - Numeric Violation | 82.20 deg F | 70.00 | +17% | Jul 2016 | Open |
| Temperature, water deg. fahrenheit | DMR, Limited - Numeric Violation | 79.70 deg F | 70.00 | +14% | Jun 2016 | Open |
| Temperature, water deg. fahrenheit | DMR, Limited - Numeric Violation | 68.93 deg F | 65.00 | +6% | May 2016 | Open |
| Temperature, water deg. fahrenheit | DMR, Limited - Numeric Violation | 68.20 deg F | 65.00 | +5% | Oct 2015 | Open |
| Temperature, water deg. fahrenheit | DMR, Limited - Numeric Violation | 77.00 deg F | 65.00 | +18% | Sep 2015 | Open |
| Temperature, water deg. fahrenheit | DMR, Limited - Numeric Violation | 80.90 deg F | 70.00 | +16% | Aug 2015 | Open |
| Temperature, water deg. fahrenheit | DMR, Limited - Numeric Violation | 80.00 deg F | 70.00 | +14% | Jul 2015 | Open |
| Temperature, water deg. fahrenheit | DMR, Limited - Numeric Violation | 77.00 deg F | 70.00 | +10% | Jun 2015 | Open |
| Temperature, water deg. fahrenheit | DMR, Limited - Numeric Violation | 74.00 deg F | 65.00 | +14% | May 2015 | Open |
| Oil and grease, hexane extr method | DMR, Limited - Numeric Violation | 385.14 kg/d | 347.31 | +11% | Mar 2015 | Open |
Enforcement Actions
Formal enforcement cases brought by the EPA or state agencies, including administrative orders and civil penalties assessed. Penalty amounts reflect what was formally assessed, not necessarily what was collected.