Total Sites
59,092
9 federal databases
Severity Density
0.97
Severity-weighted sites per sq mi
High-Severity Sites
324
Superfund NPL, PFAS detections + similar top-tier records
Data Sources
EPA, USGS
9 databases checked
Source Breakdown
Top Counties in Minnesota
Ramsey County carries Minnesota's densest documented record — 35.56 severity-weighted sites per square mile across 4,756 records, most commonly Brownfields, including 38 high-severity sites. Density describes the county's record, not any single parcel.
| County | Sites | Density | Dominant Source |
|---|---|---|---|
| Ramsey | 4,756 | 35.56 | Brownfields |
| Hennepin | 10,979 | 22.55 | Brownfields |
| Anoka | 3,310 | 9.74 | Brownfields |
| Dakota | 3,608 | 7.60 | Brownfields |
| Washington | 1,740 | 5.91 | Brownfields |
| Scott | 1,289 | 4.28 | Brownfields |
| Carver | 1,015 | 3.63 | Brownfields |
| Sherburne | 879 | 3.20 | Nitrate |
| Blue Earth | 1,111 | 2.23 | Nitrate |
| Olmsted | 1,085 | 2.04 | Brownfields |
Ramsey
Sites
5K
Density
35.6
Source
BrownfieldsHennepin
Sites
11K
Density
22.5
Source
BrownfieldsAnoka
Sites
3K
Density
9.7
Source
BrownfieldsDakota
Sites
4K
Density
7.6
Source
BrownfieldsWashington
Sites
2K
Density
5.9
Source
BrownfieldsScott
Sites
1K
Density
4.3
Source
BrownfieldsCarver
Sites
1K
Density
3.6
Source
BrownfieldsSherburne
Sites
879
Density
3.2
Source
NitrateBlue Earth
Sites
1K
Density
2.2
Source
NitrateOlmsted
Sites
1K
Density
2.0
Source
BrownfieldsAgricultural Pesticide Use in Minnesota
In the 2019 federal survey estimates, Minnesota's most-applied agricultural pesticides statewide were Glyphosate, Acetochlor and Metolachlor & Metolachlor-S. 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 Minnesota
The federal record isn't uniform across a state. Here's what's documented around Minnesota'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 Ramsey County?
Federal record: HighWe checked the federal record around Ramsey County — 4,756 documented sites across 6 of the 9 source types we track, 38 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.
Ramsey County carries one of the heavier federal records we track — 4,756 documented sites, most of them brownfields. 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 Ramsey County center
- 3m Tape Building 26 — Underground Storage Tanks · ~0.1 km from the county center
- Tiesi/Harvest States Coop — Underground Storage Tanks · ~0.1 km from the county center
- 3m Tape Plant Building 22 — Underground Storage Tanks · ~0.1 km from the county center
These are the closest documented sites to Ramsey County's geographic center — a screening reference, not a reading on any specific address. Check your own Minnesota parcel to see what's actually near you.
Is It Safe to Grow Food in Hennepin County?
Federal record: HighWe checked the federal record around Hennepin County — 10,979 documented sites across 6 of the 9 source types we track, 68 of them high-severity.
The most significant on record: 44 Superfund sites. Sites tracked in EPA's Superfund program — from assessment-stage CERCLIS entries to confirmed National Priorities List cleanup sites.
Hennepin County carries one of the heavier federal records we track — 10,979 documented sites, most of them brownfields. 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 Hennepin County center
- Gentra Systems Inc — Brownfields · ~0.1 km from the county center
- Crane Engineering — Brownfields · ~0.2 km from the county center
- Vixar Inc — Brownfields · ~0.2 km from the county center
These are the closest documented sites to Hennepin County's geographic center — a screening reference, not a reading on any specific address. Check your own Minnesota parcel to see what's actually near you.
Is It Safe to Grow Food in Anoka County?
Federal record: HighWe checked the federal record around Anoka County — 3,310 documented sites across 6 of the 9 source types we track, 21 of them high-severity.
The most significant on record: 12 Superfund sites. Sites tracked in EPA's Superfund program — from assessment-stage CERCLIS entries to confirmed National Priorities List cleanup sites.
Anoka County carries one of the heavier federal records we track — 3,310 documented sites, most of them brownfields. 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 Anoka County center
- Engines By Alan Bohlman - Ham — Brownfields · ~0.7 km from the county center
- American Wookmark — Toxic Release Inventory · ~0.8 km from the county center
- Diamond Auto Collision — Brownfields · ~0.8 km from the county center
These are the closest documented sites to Anoka County's geographic center — a screening reference, not a reading on any specific address. Check your own Minnesota parcel to see what's actually near you.
Is It Safe to Grow Food in Dakota County?
Federal record: HighWe checked the federal record around Dakota County — 3,608 documented sites across 7 of the 9 source types we track, 19 of them high-severity.
The most significant on record: 9 Superfund sites. Sites tracked in EPA's Superfund program — from assessment-stage CERCLIS entries to confirmed National Priorities List cleanup sites.
Dakota County carries one of the heavier federal records we track — 3,608 documented sites, most of them brownfields. 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 Dakota County center
- Church Of Saint Peter — Underground Storage Tanks · ~0.4 km from the county center
- Statistical Products Corp — Underground Storage Tanks · ~0.4 km from the county center
- 114n19w23adc David Kamen — Nitrate · ~0.5 km from the county center
These are the closest documented sites to Dakota County's geographic center — a screening reference, not a reading on any specific address. Check your own Minnesota 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 — 1,740 documented sites across 6 of the 9 source types we track, 18 of them high-severity.
The most significant on record: 6 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 — 1,740 documented sites, most of them brownfields. 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
- Whitehorse Townhomes — Underground Storage Tanks · ~0.3 km from the county center
- Hansman Industries — Brownfields · ~0.4 km from the county center
- 105325 — Nitrate · ~0.5 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 Minnesota parcel to see what's actually near you.
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