Community Water System · PWS TX0930034
Tdcj Pack Unit
Operator location Huntsville, Texas - 79% of 434 violations are health-based (upper-third health share (> 23%)); groundwater source; 1,597 served per SDWIS.
- 1,597
- People served (this PWS)
- 434
- EPA violations (this PWS)
- 345
- Health-based (this PWS)
- Untested
- UCMR5 (this PWS)
Tdcj Pack Unit standing, high SDWIS violation third
79% of 434 recorded violations are health-based - upper-third health share (> 23%). Corpus terciles use 29,740 systems serving 500+ (the sitemap cohort). Health-based share 79% is upper-third health share (> 23%). Population rank #15,415 of 29,740 among systems serving 500+.
The verdict
Tdcj Pack Unit sits in the upper third of the sitemap cohort by violation count (434), so the tables below sample a dense compliance trail rather than a near-clean ledger. Population served is mid-pack at 1,597 (mid served population (≤ 3,309)). Health-based share is 79% - most of this ledger is MCL or treatment-technique exceedance. No UCMR5 PFAS test appears for this system in this extract.
- #15,415 of 29,740
- Population · /systems
- #1,877 of 3,040
- Population · TX
- 434
- Total EPA violations on record
- 79%
- 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
- State
- Connections
- 532
- County
- Grimes
- School/Daycare
- No
- MCL Violations
- 341
- Monitoring Violations
- 57
- Treatment Tech Violations
- 4
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Arsenic | MCL | 331 | 2025 |
| Coliform (TCR) | MCL | 10 | 2015 |
| Public Notice | Other | 10 | 2025 |
| E. COLI | MR | 8 | 2015 |
| Arsenic | MR | 8 | 2023 |
| Lead and Copper Rule | MR | 5 | 2025 |
| Cadmium | MR | 4 | 2023 |
| Chromium | MR | 4 | 2023 |
| Mercury | MR | 4 | 2023 |
| Beryllium, Total | MR | 4 | 2023 |
| Selenium | MR | 4 | 2023 |
| LEAD AND COPPER RULE REVISIONS | TT | 4 | 2024 |
| Barium | MR | 4 | 2023 |
| Thallium, Total | MR | 4 | 2023 |
| LEAD AND COPPER RULE REVISIONS | RPT | 4 | 2024 |
| Coliform (TCR) | MR | 4 | 2012 |
| Antimony, Total | MR | 4 | 2023 |
Violation Count vs. the National Corpus
Tdcj Pack Unit has 434 recorded EPA violations, 94% of the 29,740 public water systems serving 500+ people nationwide carry fewer, and 6% carry more. 79% of this system's own violations are health-based (345 of 434), and it ranks #15,415 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)
434 Higher than most more violations than 94% 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
Health-based violations on Tdcj Pack Unit
345 health-based rows in the tables above map to MCL or treatment-technique exceedances, verify each contaminant code on the federal SDWIS report for TX0930034.
Sources: EPA SDWIS · Texas Commission on Environmental Quality (TCEQ) - Drinking Water Watch
Nationwide peers
434 violations · 1,597 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 Tdcj Pack Unit
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.