Dakota County, MN
The federal environmental record for Dakota County (population 447,440): what is on file, where it is, and what remains open. Sources and retrieval dates are on the methodology page.
5
Superfund NPL sites
9
federal cleanup sites
8
PFAS-detecting water systems
21
TRI facilities
10
open tank releases
Superfund NPL sites
| Site | City | Status | Listed |
|---|---|---|---|
| Dakhue Sanitary Landfill | Cannon Falls | deleted | 08/30/1990 |
| Freeway Sanitary Landfill | Burnsville | on the NPL | 06/10/1986 |
| Koch Refining Co./N-Ren Corp. | Pine Bend | deleted | 06/10/1986 |
| Pine Bend Sanitary Landfill | Dakota County | deleted | 06/10/1986 |
| University of Minnesota (Rosemount Research Center) | Rosemount | deleted | 06/10/1986 |
Drinking water: PFAS testing
Public water systems serving Dakota with at least one PFAS detection under UCMR5. The federal limit for PFOA and PFOS is 4 ng/L; EPA proposed in May 2026 to rescind the limits for the other compounds, which are shown for information.
| System | Highest results | Reading |
|---|---|---|
| Hastings, MN MN1190012 | PFBA: 380 ng/L PFOA: 23.7 ng/L PFPeA: 20.5 ng/L | above final limit |
| South Saint Paul MN1190020 | PFBA: 168 ng/L PFPeA: 11 ng/L PFOA: 7.6 ng/L | above final limit |
| Apple Valley MN1190001 | PFBA: 27.5 ng/L PFHxS: 3.1 ng/L | detected |
| Burnsville MN1190002 | PFBA: 25.5 ng/L | detected |
| Eagan MN1190007 | PFBA: 19.3 ng/L | detected |
| Farmington MN1190008 | PFBA: 35.7 ng/L | detected |
| Inver Grove Heights MN1190014 | PFBA: 102 ng/L PFPeA: 3.5 ng/L | detected |
| Rosemount MN1190019 | PFBA: 70.3 ng/L | detected |
On a system with detections? Testing and treatment options
Facilities reporting toxic releases (2024)
21 facilities in Dakota filed TRI reports for 2024, totalling 3.4M lb released.
| Facility | City | Top chemicals | Total released |
|---|---|---|---|
| GOPHER RESOURCE LLC | EAGAN | Lead And Lead Compounds, Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 2.4M lb |
| FLINT HILLS RESOURCES PINE BEND LLC | ROSEMOUNT | Nitrate compounds (water dissociable; reportable only when in aqueous solution), Ammonia | 770k lb |
| EGA SPECTRO ALLOYS | ROSEMOUNT | Aluminum (fume or dust), Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 127k lb |
| VALMONT INDUSTRIES INC | FARMINGTON | Aluminum (fume or dust) | 34k lb |
| SANIMAX USA LLC | SOUTH SAINT PAUL | Ammonia | 21k lb |
| TWIN CITY TANNING CO LLP | SOUTH SAINT PAUL | Chromium compounds (except for chromite ore mined in the Transvaal Region), Manganese compounds | 6k lb |
| KEMPS LLC | FARMINGTON | Nitrate compounds (water dissociable; reportable only when in aqueous solution), Nitric acid | 3k lb |
| AIRGAS SPECIALTY PRODUCTS - S ST PAUL MN | SOUTH SAINT PAUL | Ammonia | 928 lb |
| CHS INC LUBRICANTS PLANT | INVER GROVE HEIGHTS | Zinc compounds | 645 lb |
| CEMSTONE - ROSEMOUNT UMORE | ROSEMOUNT | Nitrate compounds (water dissociable; reportable only when in aqueous solution), Lead | 512 lb |
| HAWKINS INC. - ROSEMOUNT | ROSEMOUNT | Nitric acid, Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 454 lb |
| ROSEMOUNT AEROSPACE INC. | BURNSVILLE | Nickel, Copper | 192 lb |
| CEMSTONE - BURNSVILLE | BURNSVILLE | Nitrate compounds (water dissociable; reportable only when in aqueous solution), Lead | 172 lb |
| HOBO INC | LAKEVILLE | - | 0 lb |
| BTD MANUFACTURING INC. | LAKEVILLE | - | 0 lb |
| MAPEI | EAGAN | - | 0 lb |
| CEMSTONE - HASTINGS | HASTINGS | Lead | 0 lb |
| CHEMSTATION OF MINNESOTA | SAINT PAUL | - | 0 lb |
| HAWKINS INC. - PINE BEND | ROSEMOUNT | - | 0 lb |
| TCC MATERIALS ROSEMOUNT | ROSEMOUNT | Lead | 0 lb |
| PURINA ANIMAL NUTRITION LLC - INVER GROVE HEIGHTS | INVER GROVE HEIGHTS | - | 0 lb |
Underground fuel tanks
EPA's UST Finder records 675 tank facilities in Dakota: 705 tanks in service and 1,516 closed. 486 fuel releases are on record, of which 10 remain open. Open releases are cleanups that have not reached "no further action".
Radon
EPA maps Dakota as Zone 1, the highest predicted indoor radon levels (over 4 pCi/L average). Radon and air quality are covered in depth on lung.com.
The record for one specific address
County figures blur what matters: distance. The Address Environmental Report runs these same federal datasets against one address and reports every site, tank, polluter and water result around it, with distances, in about a minute.
Get the report - $39All federal cleanup sites on file
The wider Superfund enterprise inventory (SEMS) for Dakota, including sites assessed but never listed. Presence here records that EPA had reason to look, not a finding of danger.
- DAKHUE SANITARY LANDFILLCANNON FALLS
- FREEWAY SANITARY LANDFILLBURNSVILLE
- KOCH REFINING CO./N-REN CORP.ROSEMOUNT
- LARSON FARMROSEMOUNT
- OLD FREEWAY DUMPBURNSVILLE
- PINE BEND SANITARY LANDFILLDAKOTA COUNTY
- SOUTHVIEW BOULEVARDST. PAUL
- UNIVERSITY OF MINNESOTA (ROSEMOUNT RESEARCH CENTER)ROSEMOUNT
- US POSTAL SERVICE BULK MAIL CENTERST. PAUL