County page
Mclean County
Mclean County currently shows 0 Superfund sites, 39 imported facility profiles, and 2,753,119 lbs in loaded TRI releases.
Overview
What this county page is saying
This live county page is generated from the ingested EPA datasets. It merges ECHO facility compliance rows, TRI release totals, and any Superfund sites attached to Mclean County.
The latest loaded TRI year is 2024, with 2,753,119 lbs in county-level on-site releases tied to the imported facility set.
Focus points
Design and product notes
County pages combine facility compliance history with chemical release totals.
TRI chemistry shows what is being reported, while ECHO shows who keeps drawing enforcement attention.
Superfund records add legacy cleanup context even when live contaminant detail is still sparse.
Superfund layer
Cleanup sites in this county
Facilities
Worst polluters and compliance pressure
Max City of
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Mercer City of
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Enclave Contruction
Significant noncompliance across 9 of the last 12 quarters in the imported ECHO record.
Mercer City of
Significant noncompliance across 8 of the last 12 quarters in the imported ECHO record.
Coal Creek Station
No Violation Identified. Last recorded ECHO inspection: 2024-09-12.
Benedict City of
Significant Violation across 6 of the last 12 quarters in the imported ECHO record.
Fort Stevenson State Park
Significant noncompliance across 6 of the last 12 quarters in the imported ECHO record.
White Shield Water Treatment Plant
Significant noncompliance across 5 of the last 12 quarters in the imported ECHO record.
Blue Flint Capture Company
No Violation Identified. Last recorded ECHO inspection: 2025-04-14.
Butte City of
Significant Violation across 4 of the last 12 quarters in the imported ECHO record.
Coleharbor City of
Significant Violation across 4 of the last 12 quarters in the imported ECHO record.
North Dakota 4h Camp
Significant noncompliance across 4 of the last 12 quarters in the imported ECHO record.
Nishu Store
No Violation Identified with $3,446 in recorded penalties.
Underwood City of
Significant noncompliance across 3 of the last 12 quarters in the imported ECHO record.
Washburn City of
Significant noncompliance across 3 of the last 12 quarters in the imported ECHO record.
Mckenzie Energy Partners
No Violation Identified across 3 of the last 12 quarters in the imported ECHO record.
Parshall Water Treatment Plant
Violation Identified across 3 of the last 12 quarters in the imported ECHO record.
Fisher Sand & Gravel-riverdale Pit
No Violation Identified across 2 of the last 12 quarters in the imported ECHO record.
Coleharbor City of
Violation Identified across 2 of the last 12 quarters in the imported ECHO record.
Blue Flint Ethanol
No Violation Identified across 1 of the last 12 quarters in the imported ECHO record.
| Chemical | Group | Facilities | Total pounds |
|---|---|---|---|
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | TRI-listed chemical | 1 | 1,733,160 lbs |
| Manganese compounds | TRI-listed chemical | 1 | 349,815 lbs |
| Vanadium compounds | TRI-listed chemical | 1 | 97,131 lbs |
| Copper compounds | TRI-listed chemical | 1 | 91,190 lbs |
| Zinc compounds | TRI-listed chemical | 1 | 74,691 lbs |
| Antimony compounds | TRI-listed chemical | 1 | 72,817 lbs |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | TRI-listed chemical | 1 | 63,000 lbs |
| Hydrogen fluoride | TRI-listed chemical | 1 | 52,000 lbs |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | Metals and metal compounds | 1 | 51,891 lbs |
| Cobalt compounds | TRI-listed chemical | 1 | 36,270 lbs |
| Nickel compounds | Metals and metal compounds | 1 | 35,199 lbs |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | TRI-listed chemical | 1 | 34,000 lbs |
| Formic acid | TRI-listed chemical | 1 | 14,000 lbs |
| Lead compounds | Metals and metal compounds | 1 | 10,340 lbs |
| Arsenic compounds | TRI-listed chemical | 1 | 10,337 lbs |
| Beryllium compounds | TRI-listed chemical | 1 | 10,076 lbs |
| Acetaldehyde | TRI-listed chemical | 1 | 8,312 lbs |
| Acrolein | TRI-listed chemical | 1 | 4,905 lbs |
| Methanol | TRI-listed chemical | 1 | 2,704 lbs |
| Formaldehyde | TRI-listed chemical | 1 | 646 lbs |
Violation pages
State-level violation context tied to this county
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Clean Air Act violations in North Dakota
North Dakota facilities in the imported ECHO data show air-program oversight, inspections, or noncompliance signals.
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Clean Water Act violations in North Dakota
North Dakota facilities in the imported ECHO data show water-permit pressure, inspections, or noncompliance signals.
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RCRA violations in North Dakota
North Dakota facilities in the imported ECHO data show hazardous-waste or RCRA oversight signals.