Plymouth County, IA
The federal environmental record for Plymouth County (population 25,722): what is on file, where it is, and what remains open. Sources and retrieval dates are on the methodology page.
1
Superfund NPL sites
4
federal cleanup sites
0
PFAS-detecting water systems
6
TRI facilities
8
open tank releases
Superfund NPL sites
| Site | City | Status | Listed |
|---|---|---|---|
| Highway 3 PCE | Le Mars | on the NPL | 09/09/2022 |
Drinking water: PFAS testing
No public water system serving Plymouth reported a PFAS detection in the UCMR5 national testing round. Systems serving under 3,300 people were only sampled in part, so absence from this table is not proof of absence in the water.
Facilities reporting toxic releases (2024)
6 facilities in Plymouth filed TRI reports for 2024, totalling 25k lb released.
| Facility | City | Top chemicals | Total released |
|---|---|---|---|
| PLYMOUTH ENERGY LLC | MERRILL | Acetaldehyde, n-Hexane | 18k lb |
| DFA DAIRY BRANDS FLUID LLC DBA KEMPS LE MARS | LE MARS | Nitrate compounds (water dissociable; reportable only when in aqueous solution), Nitric acid | 6k lb |
| WELLS ENTERPRISES INC SOUTH ICE CREAM PLANT | LE MARS | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 1k lb |
| WELLS ENTERPRISES INC NORTH ICE CREAM PLANT | LE MARS | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 252 lb |
| GCC-LE MARS S | LE MARS | - | 0 lb |
| WELLS ENTERPRISES INC ENGINEERING CENTER | LE MARS | - | 0 lb |
Underground fuel tanks
EPA's UST Finder records 144 tank facilities in Plymouth: 71 tanks in service and 374 closed. 63 fuel releases are on record, of which 8 remain open. Open releases are cleanups that have not reached "no further action".
Radon
EPA maps Plymouth 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 Plymouth, including sites assessed but never listed. Presence here records that EPA had reason to look, not a finding of danger.
- HIGHWAY 3 PCELE MARS
- LE MARS COAL GAS PLANTLE MARS
- RECYCLETRONICS-AKRON FARM FACILITYAKRON
- WESTERN AREA POWER ADMIN-HINTON SUBSTNHINTON