County page
Marquette County
Marquette County currently shows 0 Superfund sites, 65 imported facility profiles, and 4,568,499 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 Marquette County.
The latest loaded TRI year is 2024, with 4,568,499 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
Tilden Mining Company L C
Significant noncompliance across 10 of the last 12 quarters, with $5,625 in recorded penalties.
Marquette Wwtp
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Republic Twp Wwsl
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Richmond Twp Wwtp-marquette Co
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Ki Sawyer Wwtp-marquette Co
Violation Identified across 10 of the last 12 quarters in the imported ECHO record.
Nmu-physical Education Instruction Facility
Significant Violation across 10 of the last 12 quarters in the imported ECHO record.
Empire Iron Mining Partnership (b1827)
Violation Identified across 9 of the last 12 quarters in the imported ECHO record.
Marquette County Solid Waste Management Authority
Violation Identified across 9 of the last 12 quarters in the imported ECHO record.
Eagle Mine Llc-humboldt Mill
No Violation Identified across 2 of the last 12 quarters in the imported ECHO record.
Cherry Creek Village
Violation Identified across 9 of the last 12 quarters in the imported ECHO record.
Ely Township-diorite
Violation Identified across 8 of the last 12 quarters in the imported ECHO record.
Country Log Apts
Significant noncompliance across 7 of the last 12 quarters in the imported ECHO record.
Silver Creek Estates Mobile Home Court
Significant noncompliance across 7 of the last 12 quarters in the imported ECHO record.
Ishpeming Area Wwtp
Significant noncompliance across 6 of the last 12 quarters in the imported ECHO record.
Rio Tinto Eagle Mine Llc
No Violation Identified. Last recorded ECHO inspection: 2024-08-13.
Forsyth Twp Wwsl
Violation Identified across 4 of the last 12 quarters in the imported ECHO record.
Marquette Mountain Pump House
Violation Identified across 4 of the last 12 quarters in the imported ECHO record.
Marquette County Corrections Center
Inactive across 4 of the last 12 quarters in the imported ECHO record.
Negaunee
Significant noncompliance across 4 of the last 12 quarters in the imported ECHO record.
Richmond Township
Significant noncompliance across 4 of the last 12 quarters in the imported ECHO record.
| Chemical | Group | Facilities | Total pounds |
|---|---|---|---|
| Nickel compounds | Metals and metal compounds | 2 | 3,396,068 lbs |
| Copper compounds | TRI-listed chemical | 2 | 846,034 lbs |
| Cobalt compounds | TRI-listed chemical | 2 | 284,028 lbs |
| Lead compounds | Metals and metal compounds | 3 | 41,725 lbs |
| Ammonia | TRI-listed chemical | 1 | 500 lbs |
| Mercury compounds | TRI-listed chemical | 2 | 93 lbs |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | TRI-listed chemical | 2 | 51 lbs |
Violation pages
State-level violation context tied to this county
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Clean Air Act violations in Michigan
Michigan facilities in the imported ECHO data show air-program oversight, inspections, or noncompliance signals.
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Clean Water Act violations in Michigan
Michigan facilities in the imported ECHO data show water-permit pressure, inspections, or noncompliance signals.
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RCRA violations in Michigan
Michigan facilities in the imported ECHO data show hazardous-waste or RCRA oversight signals.