County page
Hillsborough County
Hillsborough County currently shows 6 Superfund sites, 117 imported facility profiles, and 26,919 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 Hillsborough County.
The latest loaded TRI year is 2024, with 26,919 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
Fletcher S Paint Works Storage
Fletcher S Paint Works Storage is in EPA's Superfund layer for Milford, NH. Live ingestion currently includes the official EPA detail links and geocoded site record.
Mohawk Tannery
Mohawk Tannery is in EPA's Superfund layer for Nashua, NH. Live ingestion currently includes the official EPA detail links and geocoded site record.
New Hampshire Plating Co
New Hampshire Plating Co is in EPA's Superfund layer for Merrimack, NH. Live ingestion currently includes the official EPA detail links and geocoded site record.
Savage Municipal Water Supply
Savage Municipal Water Supply is in EPA's Superfund layer for Milford, NH. Live ingestion currently includes the official EPA detail links and geocoded site record.
South Municipal Water Supply Well
South Municipal Water Supply Well is in EPA's Superfund layer for Peterborough, NH. Live ingestion currently includes the official EPA detail links and geocoded site record.
Sylvester
Sylvester is in EPA's Superfund layer for Nashua, NH. Live ingestion currently includes the official EPA detail links and geocoded site record.
Facilities
Worst polluters and compliance pressure
Anheuser-busch, Llc
Significant noncompliance across 4 of the last 12 quarters, with $138,224 in recorded penalties.
Pilgrim Foods
Significant Violation across 12 of the last 12 quarters in the imported ECHO record.
Milford State Fish Hatchery
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Town of Amherst, Transfer Station
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Nashua Wwtp
Significant Violation across 11 of the last 12 quarters in the imported ECHO record.
Summit Packaging Systems Inc
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Crotched Mountain Rehab Center
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Haynes Mulch
Significant Violation across 11 of the last 12 quarters in the imported ECHO record.
Stark House Tavern-plaza Pumphouse and Treatment
Inactive across 11 of the last 12 quarters in the imported ECHO record.
Well School
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Vibracoustic Na Lp
Significant noncompliance across 4 of the last 12 quarters in the imported ECHO record.
Davidson Pit
Significant Violation across 9 of the last 12 quarters in the imported ECHO record.
Nashua Wastewater Treatment Facility
Significant Violation across 9 of the last 12 quarters in the imported ECHO record.
United Parcel Service - Nhnah
No Violation Identified with $5,300,000 in recorded penalties.
United Parcel Service - Nhnas
No Violation Identified with $5,300,000 in recorded penalties.
Saint Gobain Performance Plastics
Significant Violation across 2 of the last 12 quarters, with $60,000 in recorded penalties.
Schnitzer Northeast Allard Drive Facility
No Violation Identified with $1,550,000 in recorded penalties.
Schnitzer Northeast Sandquist Street Facility
No Violation Identified with $1,550,000 in recorded penalties.
Manchester Wastewater Treatment Facility
Significant Violation across 7 of the last 12 quarters in the imported ECHO record.
Peterborough Wastewater Treatment Facility
Violation Identified across 7 of the last 12 quarters in the imported ECHO record.
| Chemical | Group | Facilities | Total pounds |
|---|---|---|---|
| N-Methyl-2-pyrrolidone | TRI-listed chemical | 3 | 13,654 lbs |
| Certain glycol ethers | TRI-listed chemical | 2 | 6,790 lbs |
| Toluene | Volatile organic compound | 2 | 2,587 lbs |
| Ammonia | TRI-listed chemical | 1 | 250 lbs |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | TRI-listed chemical | 2 | 111 lbs |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | TRI-listed chemical | 2 | 100 lbs |
| Nickel | Metals and metal compounds | 4 | 80 lbs |
| Formaldehyde | TRI-listed chemical | 1 | 57 lbs |
| N, N-Dimethylformamide | TRI-listed chemical | 1 | 38 lbs |
| Copper | TRI-listed chemical | 4 | 26 lbs |
| Chromium | Metals and metal compounds | 6 | 21 lbs |
| Xylene (mixed isomers) | Volatile organic compound | 1 | 21 lbs |
| Cobalt | TRI-listed chemical | 2 | 14 lbs |
| Nitric acid | TRI-listed chemical | 2 | 8 lbs |
| Lead | Metals and metal compounds | 6 | 8 lbs |
| Methanol | TRI-listed chemical | 1 | 5 lbs |
| Antimony compounds | TRI-listed chemical | 2 | 5 lbs |
| Silver compounds | TRI-listed chemical | 1 | 5 lbs |
| Acetophenone | TRI-listed chemical | 1 | 5 lbs |
| Diisocyanates | TRI-listed chemical | 2 | 4 lbs |
Violation pages
State-level violation context tied to this county
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Clean Air Act violations in New Hampshire
New Hampshire facilities in the imported ECHO data show air-program oversight, inspections, or noncompliance signals.
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Clean Water Act violations in New Hampshire
New Hampshire facilities in the imported ECHO data show water-permit pressure, inspections, or noncompliance signals.
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RCRA violations in New Hampshire
New Hampshire facilities in the imported ECHO data show hazardous-waste or RCRA oversight signals.