CVWS SITE 1
PWSID: TX1020047 · Karnack, TX · Serves 426 people
CVWS SITE 1 has 17 health-based violations out of 17 total. Health violations indicate contaminant levels exceeded EPA limits or required treatment was not followed.
CVWS SITE 1 (PWSID TX1020047) is a cws water system drawing from a groundwater source, regulated by the EPA Safe Drinking Water Information System (SDWIS) under the Safe Drinking Water Act. It serves approximately 426 people in Karnack, TX, and is subject to primacy enforcement by the Texas drinking-water program.
The system's federal compliance record contains 17 total violations, with 17 classified as health-based (MCL exceedances or treatment-technique failures). 1 distinct contaminant has been cited, including Total Trihalomethanes (TTHM). Recorded violations span 2018–2023.
A historical violation does not necessarily describe current water quality, systems must notify customers and remediate, and monitoring-type violations often reflect reporting lapses rather than contamination. The most authoritative real-time source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the Texas state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- TX1020047
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Karnack, TX
- Population Served
- 426
- Health Violations
- Yes (17)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Total Trihalomethanes (TTHM) | 17 | 17 |
Violation History (17)
| Contaminant | Health | Date |
|---|---|---|
| Total Trihalomethanes (TTHM) | Yes | Jan 1, 2023 |
| Total Trihalomethanes (TTHM) | Yes | Jan 1, 2023 |
| Total Trihalomethanes (TTHM) | Yes | Jan 1, 2023 |
| Total Trihalomethanes (TTHM) | Yes | Jan 1, 2023 |
| Total Trihalomethanes (TTHM) | Yes | Oct 1, 2022 |
| Total Trihalomethanes (TTHM) | Yes | Oct 1, 2022 |
| Total Trihalomethanes (TTHM) | Yes | Oct 1, 2022 |
| Total Trihalomethanes (TTHM) | Yes | Jul 1, 2022 |
| Total Trihalomethanes (TTHM) | Yes | Jul 1, 2022 |
| Total Trihalomethanes (TTHM) | Yes | Jul 1, 2022 |
| Total Trihalomethanes (TTHM) | Yes | Jul 1, 2022 |
| Total Trihalomethanes (TTHM) | Yes | Oct 1, 2018 |
| Total Trihalomethanes (TTHM) | Yes | Oct 1, 2018 |
| Total Trihalomethanes (TTHM) | Yes | Jul 1, 2018 |
| Total Trihalomethanes (TTHM) | Yes | Jul 1, 2018 |
| Total Trihalomethanes (TTHM) | Yes | Apr 1, 2018 |
| Total Trihalomethanes (TTHM) | Yes | Apr 1, 2018 |
Frequently Asked Questions
Is CVWS SITE 1 water safe to drink?
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What violations does CVWS SITE 1 have?
What contaminants have been found in CVWS SITE 1 water?
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About This Data
Water system data is from the EPA Safe Drinking Water Information System (SDWIS). Health-based violations include Maximum Contaminant Level (MCL) and Treatment Technique (TT) violations that may pose a direct risk to public health. Violation records may span multiple years.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.