Guadalupe County, TX
The federal environmental record for Guadalupe County (population 188,454): 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
5
PFAS-detecting water systems
16
TRI facilities
4
open tank releases
Drinking water: PFAS testing
Public water systems serving Guadalupe 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 |
|---|---|---|
| SPRINGS HILL WSC TX0940022 | PFBA: 5.4 ng/L PFOS: 4.4 ng/L PFPeA: 3.5 ng/L | above final limit |
| CITY OF SEGUIN TX0940002 | PFBA: 9.7 ng/L PFPeA: 3.9 ng/L | detected |
| CRYSTAL CLEAR SUD TX0940015 | PFBA: 5.6 ng/L PFPeA: 4 ng/L | detected |
| CITY OF CIBOLO TX0940018 | PFBA: 5.4 ng/L | detected |
| GREEN VALLEY SUD TX0940020 | PFPeA: 4.9 ng/L | detected |
On a system with detections? Testing and treatment options
Facilities reporting toxic releases (2024)
16 facilities in Guadalupe filed TRI reports for 2024, totalling 1.1M lb released.
| Facility | City | Top chemicals | Total released |
|---|---|---|---|
| STRUCTURAL METALS INC | SEGUIN | Zinc compounds, Manganese compounds | 839k lb |
| XERXES CORP | SEGUIN | Styrene | 137k lb |
| TEIJIN AUTOMOTIVE TECHNOLOGIES TEXAS | SEGUIN | Styrene | 115k lb |
| EOG RESOURCES INC SMILEY HUB | SMILEY | Toluene, n-Hexane | 31k lb |
| ARMORTEX (FORMERLY SAFEGUARD SECURITY SERVICES) | SCHERTZ | Styrene | 11k lb |
| TYSON FARMS INC. - SEGUIN POULTRY PROCESSING PLANT | SEGUIN | Nitrate compounds (water dissociable; reportable only when in aqueous solution), Peracetic acid | 2k lb |
| UFP SCHERTZ LLC | SCHERTZ | Copper compounds | 500 lb |
| VITESCO TECHNOLOGIES USA LLC | SEGUIN | Lead | 180 lb |
| TMS INTERNATIONAL LLC | SEGUIN | Manganese And Manganese Compounds, Lead And Lead Compounds | 13 lb |
| AW TEXAS | CIBOLO | - | 0 lb |
| MUNTERS | SCHERTZ | - | 0 lb |
| AMERITEX PIPE & PRODUCTS SEGUIN | SEGUIN | Lead | 0 lb |
| CEMEX CONSTRUCTION MATERIALS SOUTH LLC - SEGUIN RM | SEGUIN | - | 0 lb |
| CARGILL FEED & NUTRITION SEGUIN | SEGUIN | - | 0 lb |
| CAVCO INDUSTRIES INC SEGUIN | SEGUIN | - | 0 lb |
| CEMEX CONSTRUCTION MATERIALS SOUTH LLC - SCHERTZ RM | SCHERTZ | - | 0 lb |
Underground fuel tanks
EPA's UST Finder records 252 tank facilities in Guadalupe: 213 tanks in service and 444 closed. 95 fuel releases are on record, of which 4 remain open. Open releases are cleanups that have not reached "no further action".
Radon
EPA maps Guadalupe 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 - $39