Community Water System · PWS TX2320032
Concan WSC
Operator location Concan, Texas - upper-third violation load (> 74 violations) with 371 EPA violations; surface water source; 1,488 served (PWS-level, not municipal population).
- 1,488
- People served (this PWS)
- 371
- EPA violations (this PWS)
- 17
- Health-based (this PWS)
- Untested
- UCMR5 (this PWS)
Concan WSC standing, high SDWIS violation third
371 EPA SDWIS violations on record - upper-third violation load (> 74 violations). Corpus terciles use 29,740 systems serving 500+ (the sitemap cohort). Health-based share 5% is middle-third health share (≤ 23%). Population rank #16,109 of 29,740 among systems serving 500+.
The verdict
Concan WSC sits in the upper third of the sitemap cohort by violation count (371), so the tables below sample a dense compliance trail rather than a near-clean ledger. Population served is mid-pack at 1,488 (mid served population (≤ 3,309)). Health-based share is 5% (middle-third health share (≤ 23%)). No UCMR5 PFAS test appears for this system in this extract.
- #16,109 of 29,740
- Population · /systems
- #1,950 of 3,040
- Population · TX
- 371
- Total EPA violations on record
- 5%
- Health-based (MCL / treatment failure)
Population ordinals match the sitemap cohort (systems serving 500+, population_served DESC). See methodology · corpus placement.
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 496
- County
- Uvalde
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 311
- Treatment Tech Violations
- 17
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Interim Enhanced Surface Water Treatment Rule | TT | 17 | 2023 |
| Nitrate | MR | 14 | 2013 |
| Combined Uranium | MR | 11 | 2011 |
| Lead and Copper Rule | MR | 10 | 2017 |
| Gross Alpha, Excl. Radon and U | MR | 9 | 2011 |
| Combined Radium (-226 and -228) | MR | 9 | 2011 |
| Fluoride | MR | 9 | 2011 |
| 1,2-DIBROMO-3-CHLOROPROPANE | MR | 8 | 2011 |
| ETHYLENE DIBROMIDE | MR | 8 | 2011 |
| OXAMYL | MR | 8 | 2011 |
| Aldicarb sulfoxide | MR | 8 | 2011 |
| Aldicarb | MR | 8 | 2011 |
| Dalapon | MR | 8 | 2011 |
| Dinoseb | MR | 8 | 2011 |
| 2,4,5-TP | MR | 8 | 2011 |
| Picloram | MR | 8 | 2011 |
| Public Notice | Other | 8 | 2024 |
| Aldicarb sulfone | MR | 8 | 2011 |
| 2,4-D | MR | 8 | 2011 |
| Carbofuran | MR | 8 | 2011 |
| Consumer Confidence Rule | Other | 6 | 2017 |
| Surface Water Treatment Rule | MR | 5 | 2005 |
| Interim Enhanced Surface Water Treatment Rule | MR | 4 | 2023 |
| Arsenic | MR | 3 | 2011 |
| Cadmium | MR | 3 | 2011 |
| Chromium | MR | 3 | 2011 |
| Mercury | MR | 3 | 2011 |
| Antimony, Total | MR | 3 | 2011 |
| Beryllium, Total | MR | 3 | 2011 |
| Thallium, Total | MR | 3 | 2011 |
Violation Count vs. the National Corpus
Concan WSC has 371 recorded EPA violations, 93% of the 29,740 public water systems serving 500+ people nationwide carry fewer, and 7% carry more. 5% of this system's own violations are health-based (17 of 371), and it ranks #16,109 of 29,740 by population served among that same cohort.
EPA violations vs. the national water-system corpus
Public water systems serving 500+ people (EPA SDWIS)
371 Higher than most more violations than 93% of 29,740 water systems
the national water-system corpus, bucketed by value
Each bar is a band; taller bars hold more water systems. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source EPA SDWIS · 2026-05-15
SDWIS compliance record for Concan WSC
371 violations on record for TX2320032; use EPA SDWIS to confirm return-to-compliance dates and monitoring categories.
Sources: EPA SDWIS · Texas Commission on Environmental Quality (TCEQ) - Drinking Water Watch
Nationwide peers
371 violations · 1,488 served: nearest cross-state SDWIS matches.
Cross-state systems with comparable violation load
Nearest cross-state community systems (500+ served) by total SDWIS violations on record.
Cross-state systems near this population served
Nearest cross-state systems by EPA SDWIS population_served (same 500+ sitemap gate).
What to do with Concan WSC
Use this system's EPA-reported record as a starting filter, not a final verdict.
- See how every tracked system in Texas compares on the same EPA violation measures. Texas systems
- Check whether PFAS was detected at this system under UCMR5 testing. PFAS guide
- Find and compare another public water system by name or PWSID. Search systems
EPA SDWIS and UCMR5 figures are informational only, not a substitute for a certified lab test of your own tap water.