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Community Water System · PWS TX1720005

City of Lone Star

Operator location Lone Star, Texas - 13% of 52 violations are health-based (middle-third health share (≤ 23%)); surface water source; 1,400 served per SDWIS.

1,400
People served (this PWS)
52
EPA violations (this PWS)
7
Health-based (this PWS)
Untested
UCMR5 (this PWS)
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City of Lone Star standing, mid SDWIS violation third

13% of 52 recorded violations are health-based - middle-third health share (≤ 23%). Corpus terciles use 29,740 systems serving 500+ (the sitemap cohort). Health-based share 13% is middle-third health share (≤ 23%). Population rank #16,604 of 29,740 among systems serving 500+.

The verdict

City of Lone Star lands in the middle third by violation volume (52), large enough for peer comparisons without matching the fleet's heaviest ledgers. Population served is mid-pack at 1,400 (mid served population (≤ 3,309)). Health-based share is 13% (middle-third health share (≤ 23%)). No UCMR5 PFAS test appears for this system in this extract.

#16,604 of 29,740
Population · /systems
#2,005 of 3,040
Population · TX
52
Total EPA violations on record
13%
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
850
County
Morris
School/Daycare
No
MCL Violations
4
Monitoring Violations
27
Treatment Tech Violations
3

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 14 2011
Public Notice Other 7 2025
Lead and Copper Rule MR 6 2022
Consumer Confidence Rule Other 6 2024
Coliform (TCR) MCL 4 2011
Revised Total Coliform Rule MON 4 2024
LEAD AND COPPER RULE REVISIONS TT 3 2024
LEAD AND COPPER RULE REVISIONS RPT 3 2024
Chlorine MR 3 2019

Violation Count vs. the National Corpus

City of Lone Star has 52 recorded EPA violations, 57% of the 29,740 public water systems serving 500+ people nationwide carry fewer, and 42% carry more. 13% of this system's own violations are health-based (7 of 52), and it ranks #16,604 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)

52 Around the middle fewer violations than 42% 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 City of Lone Star

7 health-based rows in the tables above map to MCL or treatment-technique exceedances, verify each contaminant code on the federal SDWIS report for TX1720005.

Sources: EPA SDWIS · Texas Commission on Environmental Quality (TCEQ) - Drinking Water Watch

Nationwide peers

52 violations · 1,400 served: nearest cross-state SDWIS matches.

What to do with City of Lone Star

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.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater