Comal County, TX
The federal environmental record for Comal County (population 193,928): what is on file, where it is, and what remains open. Sources and retrieval dates are on the methodology page.
0
Superfund NPL sites
1
federal cleanup sites
4
PFAS-detecting water systems
11
TRI facilities
4
open tank releases
Drinking water: PFAS testing
Public water systems serving Comal 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 |
|---|---|---|
| SJWTX TRIPLE PEAK PLANT TX0460172 | PFHxS: 12.5 ng/L PFBS: 6.4 ng/L PFOS: 5.2 ng/L | above final limit |
| NEW BRAUNFELS UTILITIES TX0460001 | PFBA: 10.2 ng/L PFHxS: 3.7 ng/L PFPeA: 3.4 ng/L | detected |
| CLWSC CANYON LAKE SHORES TX0460019 | PFBA: 7.1 ng/L | detected |
| CANYON SPRINGS WATER TX0460022 | PFBS: 12.2 ng/L PFHxS: 3.9 ng/L PFPeA: 3.6 ng/L | detected |
On a system with detections? Testing and treatment options
Facilities reporting toxic releases (2024)
11 facilities in Comal filed TRI reports for 2024, totalling 199k lb released.
| Facility | City | Top chemicals | Total released |
|---|---|---|---|
| LEISURE POOLS & SPAS MANUFACTURING N.A. INC. | NEW BRAUNFELS | Styrene | 86k lb |
| ASH GROVE CEMENT SOUTH TEXAS LLC | NEW BRAUNFELS | Ammonia, Manganese compounds | 85k lb |
| CEMEX CONSTRUCTION MATERIALS SOUTH LLC - BALCONES PLANT | NEW BRAUNFELS | Ammonia, Mercury And Mercury Compounds | 19k lb |
| LHOIST NORTH AMERICA - PLANT | NEW BRAUNFELS | Vanadium compounds, Lead compounds | 6k lb |
| LONESTAR FIBERGLASS NEW BRAUNFELS | NEW BRAUNFELS | Styrene | 3k lb |
| CENTRAL TEXAS IRON WORKS - SCHERTZ | SCHERTZ | Manganese, Chromium | 30 lb |
| NEW BRAUNFELS PLANT | NEW BRAUNFELS | Polycyclic aromatic compounds, Benzo[g,h,i]perylene | 6 lb |
| ASPHALT INC. GARDEN RIDGE | NEW BRAUNFELS | Polycyclic aromatic compounds | 1 lb |
| ASPHALT INC HANSON GARDEN RIDGE PLANT | NEW BRAUNFELS | Polycyclic aromatic compounds | 1 lb |
| CGT US LTD | NEW BRAUNFELS | Antimony And Antimony Compounds, Zinc compounds | 0 lb |
| AXEL ROYAL LLC | SCHERTZ | - | 0 lb |
Underground fuel tanks
EPA's UST Finder records 232 tank facilities in Comal: 226 tanks in service and 444 closed. 110 fuel releases are on record, of which 4 remain open. Open releases are cleanups that have not reached "no further action".
Radon
EPA maps Comal 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 Comal, including sites assessed but never listed. Presence here records that EPA had reason to look, not a finding of danger.
- NEW BRAUNFELS SMOKEHOUSE AMMONIA RELEASENEW BRAUNFELS