Chlorine
Unresolved Disinfectants and Disinfection Byproducts (Stage 2) violation cited in 2025 (chlorine).
PWSID TX1960007 · GroundwaterMunicipal
325 people served. No health-based SDWIS violations recorded in the past 5 years. 3 remain unresolved. Last cited 1 year ago.
Unresolved Disinfectants and Disinfection Byproducts (Stage 2) violation cited in 2025 (chlorine).
Unresolved Disinfectants and Disinfection Byproducts (Stage 2) violation cited in 2025 (chlorine).
Unresolved Phase I/II/V Synthetic Organic Chemical Rules violation cited in 2025 (contaminant 7000).
Health-based violations exceed an MCL or treatment-technique standard. Monitoring violations are reporting failures with no measured exceedance — they tell you the system isn't fully transparent, not that the water is unsafe today.
Failure to monitor as scheduled
Failure to monitor as scheduled
OTHER
Failure to monitor as scheduled; returned to compliance
OTHER; returned to compliance
OTHER; returned to compliance
OTHER; returned to compliance
OTHER; returned to compliance
Failure to monitor as scheduled; returned to compliance
Failure to monitor as scheduled; returned to compliance
Failure to monitor as scheduled; returned to compliance
Failure to monitor as scheduled; returned to compliance
Failure to monitor as scheduled; returned to compliance
Failure to monitor as scheduled; returned to compliance
Refugio County, Texas (utility's served county per SDWIS GEOGRAPHIC_AREA — city-level not yet matched): a service population of 6,718. Local disparity score for pm2.5 (fine particulate) sits moderately above the reference (129). Why we surface this →
Low-income
People of color
Under age 5
Over age 64
| Indicator | Disparity score | Reading |
|---|---|---|
| PM2.5 (fine particulate) | 129 | moderately above the reference |
| Ozone | 20 | well below the reference |
| Nitrogen dioxide (NO₂) | 47 | well below the reference |
| Diesel particulate | 17 | well below the reference |
| Toxic releases (RSEI) | 104 | near the reference |
| Traffic proximity | 34 | well below the reference |
| Lead-paint risk (pre-1960 housing) | 111 | moderately above the reference |
| Superfund site proximity | 0 | well below the reference |
| RMP-facility proximity | 76 | below the reference |
| Hazardous-waste site proximity | 5 | well below the reference |
| Underground storage tanks | 118 | moderately above the reference |
| NPDES wastewater proximity | 83 | below the reference |
| Drinking-water non-compliance | 172 | well above the reference burden |
Source: Census ACS 2018-2022 (5-year) + USEPA-clone EJ blockgroup stats (raw indicators + EJ disparity mirror).
Source. EPA Safe Drinking Water Information System · retrieved 2026-05-07. Reporting period 2021-01-01 → 2026-05-07.
What this is not. SDWIS records compliance against federal MCLs — not a direct readout of tap-water concentrations. Active health-based violations are not the same as a current crisis; we link to the EPA record so you can verify return-to-compliance status before forming a conclusion.