Fresno County, CA
The federal environmental record for Fresno County (population 1,017,162): what is on file, where it is, and what remains open. Sources and retrieval dates are on the methodology page.
7
Superfund NPL sites
23
federal cleanup sites
7
PFAS-detecting water systems
33
TRI facilities
43
open tank releases
Superfund NPL sites
| Site | City | Status | Listed |
|---|---|---|---|
| Atlas Asbestos Mine | Fresno County | on the NPL | 09/21/1984 |
| Coalinga Asbestos Mine | Coalinga | deleted | 09/21/1984 |
| Fresno Municipal Sanitary Landfill | Fresno | on the NPL | 10/04/1989 |
| Industrial Waste Processing | Fresno | on the NPL | 08/30/1990 |
| Purity Oil Sales, Inc. | Malaga | on the NPL | 09/08/1983 |
| Selma Treating Co. | Selma | on the NPL | 09/08/1983 |
| T.H. Agriculture & Nutrition Co. | Fresno | deleted | 06/10/1986 |
Drinking water: PFAS testing
Public water systems serving Fresno 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 |
|---|---|---|
| CITY OF CLOVIS CA1010003 | PFOS: 41 ng/L PFOA: 18 ng/L PFHxS: 8.8 ng/L | above final limit |
| CITY OF FRESNO CA1010007 | PFPeA: 47 ng/L PFHxA: 34 ng/L PFHpA: 31 ng/L | above final limit |
| LATON COMMUNITY SERVICES DISTRICT CA1010020 | PFOA: 6.2 ng/L PFOS: 6.1 ng/L PFBS: 3.9 ng/L | above final limit |
| PINEDALE COUNTY WATER DISTRICT CA1010026 | PFPeA: 20 ng/L PFHxA: 16 ng/L PFHpA: 13 ng/L | above final limit |
| CITY OF SANGER CA1010029 | PFOS: 6.7 ng/L PFOA: 5.6 ng/L PFPeA: 5.1 ng/L | above final limit |
| CALIFORNIA STATE UNIVERSITY FRESNO CA1010339 | PFPeA: 16 ng/L PFBS: 13 ng/L PFOA: 12 ng/L | above final limit |
| CITY OF FOWLER CA1010006 | 6:2 FTS: 5.3 ng/L | detected |
On a system with detections? Testing and treatment options
Facilities reporting toxic releases (2024)
33 facilities in Fresno filed TRI reports for 2024, totalling 367k lb released. The 25 largest by volume:
| Facility | City | Top chemicals | Total released |
|---|---|---|---|
| ACTAGRO LLC | BIOLA | Ammonia, Zinc compounds | 187k lb |
| J R SIMPLOT CO | HELM | Ammonia, Nitric acid | 72k lb |
| E & J GALLO WINERY FRESNO | FRESNO | Ammonia | 37k lb |
| CALIFORNIA DAIRIES INC FRESNO | FRESNO | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 25k lb |
| POM WONDERFUL | DEL REY | Peracetic acid | 15k lb |
| PRODUCERS DAIRY FOODS INC. | FRESNO | Nitrate compounds (water dissociable; reportable only when in aqueous solution), Nitric acid | 6k lb |
| WILBUR-ELLIS CO RNA | SAN JOAQUIN | Zinc compounds, Ammonia | 6k lb |
| MODERN WELDING CO OF CALIFORNIA | FRESNO | Styrene | 4k lb |
| GUARDIAN INDUSTRIES LLC | KINGSBURG | Ammonia, Lead And Lead Compounds | 4k lb |
| FOSTER FARMS BELGRAVIA PLANT | FRESNO | Peracetic acid | 3k lb |
| CALIFORNIA NATURAL COLOR | FRESNO | Ammonia | 2k lb |
| FRESNO CHERRY AVENUE | FRESNO | Peracetic acid | 2k lb |
| FEDERAL BUREAU OF PRISONS FCI MENDOTA | MENDOTA | Lead | 931 lb |
| EXCELSIOR INC. | FRESNO | Manganese, Chromium | 560 lb |
| HELENA INDUSTRIES LLC | KERMAN | Zinc compounds, Manganese | 495 lb |
| GOLDEN STATE VINTNERS | FRESNO | Ammonia | 186 lb |
| MODERN CUSTOM FABRICATION INC | FRESNO | Chromium | 139 lb |
| FRESNO VALVES & CASTINGS INC. | SELMA | Copper, Zinc (fume or dust) | 117 lb |
| ADCO MANUFACTURING | SANGER | Manganese, Chromium | 34 lb |
| GENERAL COATINGS MANUFACTURING CORP | FRESNO | Ethylene glycol | 16 lb |
| KNAPP MFG | FRESNO | Nitric acid | 10 lb |
| VALLEY CHROME PLATING INC. | CLOVIS | Nickel And Nickel Compounds | 10 lb |
| GEA FARM TECHNOLOGIES INC. DBA GEA WS WEST | FRESNO | Nitric acid | 10 lb |
| CEMEX FRESNO PLANT | FRESNO | Lead And Lead Compounds | 1 lb |
| HENRY FRESNO | FRESNO | Polycyclic aromatic compounds | 1 lb |
Underground fuel tanks
EPA's UST Finder records 371 tank facilities in Fresno: 1,039 tanks in service and 0 closed. 890 fuel releases are on record, of which 43 remain open. Open releases are cleanups that have not reached "no further action".
Radon
EPA maps Fresno as Zone 2, moderate predicted indoor radon (2 to 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 Fresno, including sites assessed but never listed. Presence here records that EPA had reason to look, not a finding of danger.
- ARATEX SERVICESFRESNO
- ATLAS ASBESTOS MINECOALINGA
- BIG CREEK PESTICIDE BLDGBIG CREEK
- CALCOT, LTD.PINEDALE
- CLINTON AVE. APARTMENTS MERCURY RESPONSEFRESNO
- CLOVIS AVENUE MERCURY SPILLFRESNO
- CLOVIS MERCURYCLOVIS
- COALINGA ASBESTOS MINECOALINGA
- DOW BRANDS FACILITY (FORMER)FRESNO
- FRENSO SHIELDS ARMORYFRESNO
- FRESNO AIR TERMINALFRESNO
- FRESNO COUNTY DEPT AGRICULTUREFRESNO
- FRESNO DRUM SITEFRESNO
- FRESNO MUNICIPAL SANITARY LANDFILLFRESNO
- INDUSTRIAL WASTE PROCESSINGFRESNO
- JORGENSON'S BATTERY SHOPFRESNO
- ORANGE AVENUE DISPOSAL INCFRESNO
- SELMA PRESSURE TREATING COMPANYSELMA
- T H AGRICULTURE & NUTRITION CO INCFRESNO
- UNION CARBIDE CORP JOE MINECOALINGA
- UNIVERSAL MEDITECH INC.REEDLEY
- USDA ARS CA FRESNOFRESNO
- VENDO COMPANYFRESNO