Union County, OH
The federal environmental record for Union County (population 69,637): what is on file, where it is, and what remains open. Sources and retrieval dates are on the methodology page.
0
Superfund NPL sites
5
federal cleanup sites
0
PFAS-detecting water systems
4
TRI facilities
6
open tank releases
Drinking water: PFAS testing
No public water system serving Union 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)
4 facilities in Union filed TRI reports for 2024, totalling 740k lb released.
| Facility | City | Top chemicals | Total released |
|---|---|---|---|
| SCOTTS CO | MARYSVILLE | Ammonia, Atrazine | 535k lb |
| HONDA OF AMERICA MANUFACTURING INC | MARYSVILLE | Certain glycol ethers, n-Butyl alcohol | 153k lb |
| CONTITECH USA LLC | MARYSVILLE | Zinc compounds, Antimony And Antimony Compounds | 52k lb |
| SHELLY MATERIALS PLANT 24 (0180000002) | OSTRANDER | Polycyclic aromatic compounds, Benzo[g,h,i]perylene | 0 lb |
Underground fuel tanks
EPA's UST Finder records 96 tank facilities in Union: 118 tanks in service and 195 closed. 133 fuel releases are on record, of which 6 remain open. Open releases are cleanups that have not reached "no further action".
Radon
EPA maps Union 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 Union, including sites assessed but never listed. Presence here records that EPA had reason to look, not a finding of danger.
- BIG DARBY FISH KILLMILFORD CENTER
- BMY WAYNE WHEELED VEHICLESMARYSVILLE
- PARKER HANNIFIN HYDRAULIC PUMP DIVISIONMARYSVILLE
- RAY LEWIS FAMILY FACILITY/DRUM SITEMARYSVILLE
- RAY LEWIS PHARISBURGPHARISBURG