Guernsey County, OH
The federal environmental record for Guernsey County (population 38,089): 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
2
PFAS-detecting water systems
8
TRI facilities
11
open tank releases
Superfund NPL sites
| Site | City | Status | Listed |
|---|---|---|---|
| Fultz Landfill | Jackson Township | on the NPL | 09/08/1983 |
Drinking water: PFAS testing
Public water systems serving Guernsey 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 |
|---|---|---|
| CAMBRIDGE, CITY OF OH3000111 | PFOA: 5.6 ng/L PFBA: 5.4 ng/L | above final limit |
| GUERNSEY CO. WATER DEPT. OH3000603 | PFOA: 9.8 ng/L | above final limit |
On a system with detections? Testing and treatment options
Facilities reporting toxic releases (2024)
8 facilities in Guernsey filed TRI reports for 2024, totalling 103k lb released.
| Facility | City | Top chemicals | Total released |
|---|---|---|---|
| QUANEX IG SYSTEMS | CAMBRIDGE | Sodium nitrite, Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 44k lb |
| AMG VANADIUM LLC | CAMBRIDGE | Vanadium compounds, Zinc compounds | 29k lb |
| QUANEX IG SYSTEMS DBA QUANEX CUSTOM MIXING | CAMBRIDGE | Zinc compounds, 2-Mercaptobenzothiazole | 11k lb |
| COLGATE-PALMOLIVE CO CAMBRIDGE PLANT | CAMBRIDGE | Ammonia, 1,3,4,6,7,8-Hexahydro-4,6,6,7,8,8-hexamethylcyclopenta[g]-2-benzopyran | 10k lb |
| BLUESCOPE COATED PRODUCTS LLC | CAMBRIDGE | Xylene (mixed isomers), Certain glycol ethers | 5k lb |
| MONOGRAM METALS INC | BYESVILLE | Zinc compounds, Ammonia | 4k lb |
| WAMPUM HARDWARE CO. | SALESVILLE | Nitrate compounds (water dissociable; reportable only when in aqueous solution), Ammonia | 53 lb |
| ZEKELMAN INDUSTRIES CO DBA PICOMA INDUSTRIES | CAMBRIDGE | - | 0 lb |
Underground fuel tanks
EPA's UST Finder records 137 tank facilities in Guernsey: 129 tanks in service and 350 closed. 187 fuel releases are on record, of which 11 remain open. Open releases are cleanups that have not reached "no further action".
Radon
EPA maps Guernsey 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 Guernsey, including sites assessed but never listed. Presence here records that EPA had reason to look, not a finding of danger.
- FULTZ LANDFILLJACKSON TOWNSHIP
- LH INCORPORATIONCAMBRIDGE
- PRESTO CHEMICAL CORPORATIONNEW CONCORD
- SHIELDALLOY METALLURGICAL CORPORATIONCAMBRIDGE