Hamlin County, SD
The federal environmental record for Hamlin County (population 6,451): what is on file, where it is, and what remains open. Sources and retrieval dates are on the methodology page.
0
Superfund NPL sites
0
federal cleanup sites
0
PFAS-detecting water systems
1
TRI facilities
1
open tank releases
Drinking water: PFAS testing
No public water system serving Hamlin 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)
1 facilities in Hamlin filed TRI reports for 2024, totalling 48k lb released.
| Facility | City | Top chemicals | Total released |
|---|---|---|---|
| AGROPUR INC. | LAKE NORDEN | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 48k lb |
Underground fuel tanks
EPA's UST Finder records 31 tank facilities in Hamlin: 33 tanks in service and 62 closed. 38 fuel releases are on record, of which 1 remain open. Open releases are cleanups that have not reached "no further action".
Radon
EPA maps Hamlin 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 - $39