Community Water System · PWS TX2280002
City of Trinity
Operator location Trinity, Texas - larger served population (> 3,309) at 4,619 people served; 155 SDWIS violations on record from groundwater sources.
- 4,619
- People served (this PWS)
- 155
- EPA violations (this PWS)
- 15
- Health-based (this PWS)
- Untested
- UCMR5 (this PWS)
City of Trinity standing, high SDWIS violation third
4,619 people served (SDWIS) - larger served population (> 3,309). Corpus terciles use 29,740 systems serving 500+ (the sitemap cohort). Health-based share 10% is middle-third health share (≤ 23%). Population rank #8,097 of 29,740 among systems serving 500+.
The verdict
City of Trinity sits in the upper third of the sitemap cohort by violation count (155), so the tables below sample a dense compliance trail rather than a near-clean ledger. Population served is large (4,619; larger served population (> 3,309)), so household exposure scale sits behind the violation mix. Health-based share is 10% (middle-third health share (≤ 23%)). No UCMR5 PFAS test appears for this system in this extract.
- #8,097 of 29,740
- Population · /systems
- #907 of 3,040
- Population · TX
- 155
- Total EPA violations on record
- 10%
- 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
- 2,614
- County
- Trinity
- School/Daycare
- No
- MCL Violations
- 11
- Monitoring Violations
- 100
- Treatment Tech Violations
- 4
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Chlorine | MR | 72 | 2021 |
| Public Notice | Other | 14 | 2024 |
| Revised Total Coliform Rule | MON | 11 | 2022 |
| Lead and Copper Rule | MR | 10 | 2023 |
| Coliform (TCR) | MCL | 7 | 2014 |
| Consumer Confidence Rule | Other | 4 | 2016 |
| TTHM | MCL | 4 | 2016 |
| Revised Total Coliform Rule | TT | 4 | 2021 |
| TTHM | MR | 4 | 2019 |
| E. COLI | MR | 3 | 2014 |
Violation Count vs. the National Corpus
City of Trinity has 155 recorded EPA violations, 82% of the 29,740 public water systems serving 500+ people nationwide carry fewer, and 18% carry more. 10% of this system's own violations are health-based (15 of 155), and it ranks #8,097 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)
155 Higher than most more violations than 82% 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
Population served record for City of Trinity
EPA SDWIS lists 4,619 people served and 2,614 connections for this PWS, confirm the service-area footprint on the federal report before comparing to municipal census totals.
Sources: EPA SDWIS · Texas Commission on Environmental Quality (TCEQ) - Drinking Water Watch
Nationwide peers
155 violations · 4,619 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 with similar served population
Nearest cross-state systems by EPA SDWIS population_served (same 500+ sitemap gate).
What to do with City of Trinity
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.