Total Sites
7,250
9 federal databases
Severity Density
8.97
Severity-weighted sites per sq mi
High-Severity Sites
155
Superfund NPL, PFAS detections + similar top-tier records
Data Sources
EPA, USGS
9 databases checked
Source Breakdown
Top Counties in Rhode Island
Bristol County carries Rhode Island's densest documented record — 13.01 severity-weighted sites per square mile across 264 records, most commonly Underground Storage Tanks, including 4 high-severity sites. Density describes the county's record, not any single parcel.
| County | Sites | Density | Dominant Source |
|---|---|---|---|
| Bristol | 264 | 13.01 | Underground Storage Tanks |
| Providence | 3,820 | 11.24 | Underground Storage Tanks |
| Kent | 1,046 | 7.58 | Underground Storage Tanks |
| Newport | 636 | 7.42 | Underground Storage Tanks |
| Washington | 1,484 | 7.05 | Nitrate |
Agricultural Pesticide Use in Rhode Island
In the 2019 federal survey estimates, Rhode Island's most-applied agricultural pesticides statewide were Metolachlor & Metolachlor-S, Metolachlor-S and Atrazine. These estimates describe agricultural land use across the state — context for what's in use around the region, not a reading on any garden's soil.
Pesticide data: USGS NAWQA Pesticide National Synthesis Project (EPest county-level use estimates). Latest available county estimates: 2019.
County-Level Detail in Rhode Island
The federal record isn't uniform across a state. Here's what's documented around Rhode Island's counties with the densest records — each read from that county's own sites, not the state average. Proximity is information, not a diagnosis; a soil test settles any near neighbor.
Is It Safe to Grow Food in Bristol County?
Federal record: HighWe checked the federal record around Bristol County — 264 documented sites across 5 of the 9 source types we track, 4 of them high-severity.
The most significant on record: 4 Superfund sites. Sites tracked in EPA's Superfund program — from assessment-stage CERCLIS entries to confirmed National Priorities List cleanup sites.
Bristol County carries one of the heavier federal records we track — 264 documented sites, most of them underground storage tanks. That's a record of the area's history, not a verdict on any one yard: proximity to a documented site is information, not a diagnosis. Before food beds go in, a professional soil test tells you exactly what you're working with — and raised beds with clean imported soil grow well almost anywhere in the meantime.
Documented sites nearest the Bristol County center
- North Farm — Underground Storage Tanks · ~0.5 km from the county center
- Serpa's Inc — Underground Storage Tanks · ~0.7 km from the county center
- Tri-Mack Plastic Mfg. Corp — Brownfields · ~1.0 km from the county center
These are the closest documented sites to Bristol County's geographic center — a screening reference, not a reading on any specific address. Check your own Rhode Island parcel to see what's actually near you.
Is It Safe to Grow Food in Providence County?
Federal record: HighWe checked the federal record around Providence County — 3,820 documented sites across 7 of the 9 source types we track, 61 of them high-severity.
The most significant on record: 57 Superfund sites. Sites tracked in EPA's Superfund program — from assessment-stage CERCLIS entries to confirmed National Priorities List cleanup sites.
Providence County carries one of the heavier federal records we track — 3,820 documented sites, most of them underground storage tanks. That's a record of the area's history, not a verdict on any one yard: proximity to a documented site is information, not a diagnosis. Before food beds go in, a professional soil test tells you exactly what you're working with — and raised beds with clean imported soil grow well almost anywhere in the meantime.
Documented sites nearest the Providence County center
- Iron Mountain Rhode Island — Underground Storage Tanks · ~0.7 km from the county center
- New England Telephone — Underground Storage Tanks · ~0.9 km from the county center
- Glocester Garage (D.o.t.) — Underground Storage Tanks · ~1.7 km from the county center
These are the closest documented sites to Providence County's geographic center — a screening reference, not a reading on any specific address. Check your own Rhode Island parcel to see what's actually near you.
Is It Safe to Grow Food in Kent County?
Federal record: HighWe checked the federal record around Kent County — 1,046 documented sites across 6 of the 9 source types we track, 15 of them high-severity.
The most significant on record: 14 Superfund sites. Sites tracked in EPA's Superfund program — from assessment-stage CERCLIS entries to confirmed National Priorities List cleanup sites.
Kent County carries one of the heavier federal records we track — 1,046 documented sites, most of them underground storage tanks. That's a record of the area's history, not a verdict on any one yard: proximity to a documented site is information, not a diagnosis. Before food beds go in, a professional soil test tells you exactly what you're working with — and raised beds with clean imported soil grow well almost anywhere in the meantime.
Documented sites nearest the Kent County center
- Tractor Supply Company #1219 — Brownfields · ~0.5 km from the county center
- Ocean State Job Lot #104 — Brownfields · ~0.6 km from the county center
- Atlantic Plumbing — Underground Storage Tanks · ~0.7 km from the county center
These are the closest documented sites to Kent County's geographic center — a screening reference, not a reading on any specific address. Check your own Rhode Island parcel to see what's actually near you.
Is It Safe to Grow Food in Newport County?
Federal record: HighWe checked the federal record around Newport County — 636 documented sites across 5 of the 9 source types we track, 31 of them high-severity.
The most significant on record: 27 Superfund sites. Sites tracked in EPA's Superfund program — from assessment-stage CERCLIS entries to confirmed National Priorities List cleanup sites.
Newport County carries one of the heavier federal records we track — 636 documented sites, most of them underground storage tanks. That's a record of the area's history, not a verdict on any one yard: proximity to a documented site is information, not a diagnosis. Before food beds go in, a professional soil test tells you exactly what you're working with — and raised beds with clean imported soil grow well almost anywhere in the meantime.
Documented sites nearest the Newport County center
- Analysis & Technology Inc — Brownfields · ~0.1 km from the county center
- Lockhead Martin — Brownfields · ~0.2 km from the county center
- Progeny Systems — Brownfields · ~0.2 km from the county center
These are the closest documented sites to Newport County's geographic center — a screening reference, not a reading on any specific address. Check your own Rhode Island parcel to see what's actually near you.
Is It Safe to Grow Food in Washington County?
Federal record: HighWe checked the federal record around Washington County — 1,484 documented sites across 6 of the 9 source types we track, 44 of them high-severity.
The most significant on record: 39 Superfund sites. Sites tracked in EPA's Superfund program — from assessment-stage CERCLIS entries to confirmed National Priorities List cleanup sites.
Washington County carries one of the heavier federal records we track — 1,484 documented sites, most of them nitrate. That's a record of the area's history, not a verdict on any one yard: proximity to a documented site is information, not a diagnosis. Before food beds go in, a professional soil test tells you exactly what you're working with — and raised beds with clean imported soil grow well almost anywhere in the meantime.
Documented sites nearest the Washington County center
- Compass Hardware — Brownfields · ~0.8 km from the county center
- Windor Incorporated — Brownfields · ~0.8 km from the county center
- Burlingame State Park — Underground Storage Tanks · ~1.0 km from the county center
These are the closest documented sites to Washington County's geographic center — a screening reference, not a reading on any specific address. Check your own Rhode Island parcel to see what's actually near you.
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