Galveston County, TX
The federal environmental record for Galveston County (population 361,744): what is on file, where it is, and what remains open. Sources and retrieval dates are on the methodology page.
3
Superfund NPL sites
11
federal cleanup sites
11
PFAS-detecting water systems
20
TRI facilities
18
open tank releases
Superfund NPL sites
| Site | City | Status | Listed |
|---|---|---|---|
| Malone Service Company, Inc. | Texas City | on the NPL | 06/14/2001 |
| Motco, Inc. | La Marque | on the NPL | 09/08/1983 |
| Tex-Tin Corp. | Texas City | on the NPL | 09/18/1998 |
Drinking water: PFAS testing
Public water systems serving Galveston 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 LEAGUE CITY TX0840007 | PFPeA: 102 ng/L PFBA: 31.9 ng/L PFHxA: 7.1 ng/L | above final limit |
| GALVESTON COUNTY WCID 1 TX0840001 | PFPeA: 157 ng/L PFBA: 12.1 ng/L PFHxA: 5.4 ng/L | detected |
| CITY OF FRIENDSWOOD TX0840002 | PFBA: 6.4 ng/L PFPeA: 4.8 ng/L PFHxA: 4.4 ng/L | detected |
| CITY OF GALVESTON TX0840003 | PFPeA: 88.6 ng/L PFBA: 35.9 ng/L PFHxA: 4.4 ng/L | detected |
| CITY OF HITCHCOCK TX0840004 | PFPeA: 42.1 ng/L PFBA: 20.5 ng/L 6:2 FTS: 5.8 ng/L | detected |
| CITY OF LA MARQUE TX0840006 | PFPeA: 77.4 ng/L PFBA: 13.7 ng/L PFHxA: 3.4 ng/L | detected |
| CITY OF TEXAS CITY TX0840008 | PFPeA: 82.5 ng/L PFBA: 22.5 ng/L PFHxA: 5.8 ng/L | detected |
| GALVESTON COUNTY WCID 8 TX0840009 | PFPeA: 156 ng/L PFBA: 19.3 ng/L PFHxA: 6.2 ng/L | detected |
| BACLIFF MUD TX0840011 | PFPeA: 41.2 ng/L PFBA: 21.1 ng/L PFHxA: 3.8 ng/L | detected |
| GALVESTON COUNTY WCID 12 TX0840031 | PFPeA: 84.6 ng/L PFBA: 35.9 ng/L PFHxA: 4.1 ng/L | detected |
| SAN LEON MUD TX0840063 | PFPeA: 74.9 ng/L PFBA: 30.8 ng/L PFHxA: 4.4 ng/L | detected |
On a system with detections? Testing and treatment options
Facilities reporting toxic releases (2024)
20 facilities in Galveston filed TRI reports for 2024, totalling 11.0M lb released.
| Facility | City | Top chemicals | Total released |
|---|---|---|---|
| BLANCHARD REFINING CO LLC | TEXAS CITY | Hydrogen sulfide, Ammonia | 7.6M lb |
| ISP TECHNOLOGIES INC | TEXAS CITY | Nitrate compounds (water dissociable; reportable only when in aqueous solution), Methanol | 1.5M lb |
| VALERO REFINING-TEXAS LP | TEXAS CITY | Nitrate compounds (water dissociable; reportable only when in aqueous solution), Hydrogen cyanide | 1.5M lb |
| UNION CARBIDE CORP TEXAS CITY PLANT | TEXAS CITY | Propionaldehyde, Ethylene | 101k lb |
| INEOS STYROLUTION AMERICA LLC | TEXAS CITY | Styrene, Ethylbenzene | 59k lb |
| LINDE INC TEXAS CITY SMR | TEXAS CITY | Ammonia | 46k lb |
| AIR PRODUCTS INDUSTRIAL GASES LLC | TEXAS CITY | Ammonia, Methanol | 42k lb |
| BP AMOCO CHEMICAL COMPANY | TEXAS CITY | m-Xylene, p-Xylene | 36k lb |
| THIRD COAST PACKAGING INC. FRIENDSWOOD | FRIENDSWOOD | Diisocyanates, Certain glycol ethers | 22k lb |
| TEXAS INTERNATIONAL REFINING | GALVESTON | 1,2,4-Trimethylbenzene, Xylene (mixed isomers) | 15k lb |
| INEOS ACETYLS CHEMICALS TEXAS CITY | TEXAS CITY | Methanol, Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 14k lb |
| GCA AMMONIA PROCESSING PLANT | TEXAS CITY | Ammonia | 6k lb |
| TEXAS CITY EXTRACTION PLANT | TEXAS CITY | n-Hexane, Toluene | 5k lb |
| TEXAS INTERNATIONAL TERMINALS | GALVESTON | Xylene (mixed isomers), Naphthalene | 3k lb |
| CUSTOM CHEMICAL SERVICES | HITCHCOCK | Xylene (mixed isomers) | 760 lb |
| CLEAN HARBORS SAN LEON INC | SAN LEON | Nickel And Nickel Compounds, Dichloromethane | 527 lb |
| SOUTHWEST SHIPYARD L.P. - GALVESTON | GALVESTON | Manganese | 251 lb |
| THE DALLAS GROUP OF AMERICA INC | TEXAS CITY | Ammonia, Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 12 lb |
| MARTIN OPERATING PTNR-GALVESTON | GALVESTON | Polycyclic aromatic compounds | 2 lb |
| MOMENTIVE PERFORMANCE MATERIALS INC. | TEXAS CITY | - | 0 lb |
Underground fuel tanks
EPA's UST Finder records 682 tank facilities in Galveston: 579 tanks in service and 1,289 closed. 347 fuel releases are on record, of which 18 remain open. Open releases are cleanups that have not reached "no further action".
Radon
EPA maps Galveston as Zone 3, the lowest predicted indoor radon (under 2 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 Galveston, including sites assessed but never listed. Presence here records that EPA had reason to look, not a finding of danger.
- GALVESTON BAY BIOFUELS TANK FIREGALVESTON
- GALVESTON BAY REFINERYTEXAS CITY
- GALVESTON BAY REFINERYTEXAS CITY
- GALVESTON FEDERAL ARMORYGALVESTON
- HITCH TRAINHITHCOCK
- MALONE SERVICE CO - SWAN LAKE PLANTTEXAS CITY
- MOTCO, INC.LA MARQUE
- TEX-TIN CORP.TEXAS CITY
- U.S. COAST GUARD BASE GALVESTONGALVESTON
- VALERO TEXAS CITY REFINERY FIRETEXAS CITY
- VIKING TANK BATTERY WELL 31HITCHCOCK