County page
Delaware County
Delaware County currently shows 0 Superfund sites, 32 imported facility profiles, and 25,964 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 Delaware County.
The latest loaded TRI year is 2024, with 25,964 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
Hopkinton Wwtp
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Pin Oak Pub & Links
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Tri-state Raceway
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Dnr Backbone State Park (cabins & Spillway)
Violation Identified across 10 of the last 12 quarters in the imported ECHO record.
Earlville City of Stp
Violation Identified across 9 of the last 12 quarters in the imported ECHO record.
Edgewood Wwtp
Violation Identified across 9 of the last 12 quarters in the imported ECHO record.
Henderson Products Inc
No Violation Identified with $18,375 in recorded penalties.
Delaware City of Stp
Violation Identified across 7 of the last 12 quarters in the imported ECHO record.
Big River United Energy, Llc
No Violation Identified across 2 of the last 12 quarters in the imported ECHO record.
Penn Center Inc-treatment Plant
Violation Identified across 4 of the last 12 quarters in the imported ECHO record.
Silveredge Cooperative, Delhi Location
Under review with $5,320 in recorded penalties.
Manchester Wwtp
Significant noncompliance across 3 of the last 12 quarters in the imported ECHO record.
Hartwick Marina, Inc.
Under review with $1,931 in recorded penalties.
Colesburg City of Stp (southeast)
Significant noncompliance across 3 of the last 12 quarters in the imported ECHO record.
Dnr Backbone State Park (south Lake Campground)
Violation Identified across 3 of the last 12 quarters in the imported ECHO record.
Exide Technologies - Manchester
No Violation Identified across 1 of the last 12 quarters in the imported ECHO record.
Bull Moose Hhi Dba Xl Specialized Trailers Inc
No Violation Identified. Last recorded ECHO inspection: 2025-07-24.
Delhi City of Stp
Violation Identified across 2 of the last 12 quarters in the imported ECHO record.
Greeley City of Stp
No Violation Identified across 2 of the last 12 quarters in the imported ECHO record.
Petersburg, City of Stp (eiruss)
Violation Identified across 2 of the last 12 quarters in the imported ECHO record.
| Chemical | Group | Facilities | Total pounds |
|---|---|---|---|
| n-Hexane | TRI-listed chemical | 1 | 6,689 lbs |
| Acetaldehyde | TRI-listed chemical | 1 | 5,988 lbs |
| Formic acid | TRI-listed chemical | 1 | 4,824 lbs |
| Methanol | TRI-listed chemical | 1 | 4,187 lbs |
| Acrolein | TRI-listed chemical | 1 | 3,944 lbs |
| Lead compounds | Metals and metal compounds | 1 | 156 lbs |
| Manganese | TRI-listed chemical | 2 | 132 lbs |
| Chromium | Metals and metal compounds | 1 | 28 lbs |
| Nickel | Metals and metal compounds | 1 | 9 lbs |
| Lead | Metals and metal compounds | 2 | 6 lbs |
| Ethylbenzene | Volatile organic compound | 1 | 0 lbs |
| Ethylene glycol | TRI-listed chemical | 1 | 0 lbs |
| Xylene (mixed isomers) | Volatile organic compound | 1 | 0 lbs |
| Benzene | Volatile organic compound | 1 | 0 lbs |
| Antimony compounds | TRI-listed chemical | 1 | 0 lbs |
| Arsenic compounds | TRI-listed chemical | 1 | 0 lbs |
| Toluene | Volatile organic compound | 1 | 0 lbs |
| Nonylphenol | TRI-listed chemical | 1 | 0 lbs |
Violation pages
State-level violation context tied to this county
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Clean Air Act violations in Iowa
Iowa facilities in the imported ECHO data show air-program oversight, inspections, or noncompliance signals.
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Clean Water Act violations in Iowa
Iowa facilities in the imported ECHO data show water-permit pressure, inspections, or noncompliance signals.
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RCRA violations in Iowa
Iowa facilities in the imported ECHO data show hazardous-waste or RCRA oversight signals.