Community Water System · PWS TX1010348
City of Houston Ud 5 - Kingwood
Operator location Houston, Texas - larger served population (> 3,309) at 80,073 people served; 23 SDWIS violations on record from groundwater sources.
- 80,073
- People served (this PWS)
- 23
- EPA violations (this PWS)
- 3
- Health-based (this PWS)
- No PFAS
- UCMR5 (this PWS)
City of Houston Ud 5 - Kingwood standing, mid SDWIS violation third
80,073 people served (SDWIS) - larger served population (> 3,309). Corpus terciles use 29,740 systems serving 500+ (the sitemap cohort). Health-based share 13% is middle-third health share (≤ 23%). UCMR5: UCMR5 tested, none detected. Population rank #645 of 29,740 among systems serving 500+.
The verdict
City of Houston Ud 5 - Kingwood lands in the middle third by violation volume (23), large enough for peer comparisons without matching the fleet's heaviest ledgers. Population served is large (80,073; larger served population (> 3,309)), so household exposure scale sits behind the violation mix. Health-based share is 13% (middle-third health share (≤ 23%)). UCMR5 tested this system and reported no PFAS above the minimum reporting level.
- #645 of 29,740
- Population · /systems
- #57 of 3,040
- Population · TX
- 23
- 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
- 26,691
- County
- Harris
- School/Daycare
- No
- MCL Violations
- 3
- Monitoring Violations
- 15
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Lead and Copper Rule | MR | 6 | 2019 |
| E. COLI | MR | 4 | 2010 |
| Arsenic | MCL | 3 | 2007 |
| Chlorine | MR | 2 | 2010 |
| TTHM | MR | 1 | 2010 |
| Total Haloacetic Acids (HAA5) | MR | 1 | 2010 |
| Coliform (TCR) | MR | 1 | 1992 |
| Coliform (TCR) | Other | 1 | 1992 |
Violation Count vs. the National Corpus
City of Houston Ud 5 - Kingwood has 23 recorded EPA violations, 35% of the 29,740 public water systems serving 500+ people nationwide carry fewer, and 64% carry more. 13% of this system's own violations are health-based (3 of 23), and it ranks #645 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)
23 Lower than most fewer violations than 64% 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
PFAS Testing Results (UCMR5)
Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 348 samples detected PFAS.
| Contaminant | Date | Result | MRL | Status |
|---|---|---|---|---|
| 9Cl-PF3ONS | 9/20/2024 | <2.00 ppt | 2.00 ppt | Not Detected |
| 6:2 FTS | 9/20/2024 | <5.00 ppt | 5.00 ppt | Not Detected |
| HFPO-DA | 9/20/2024 | <5.00 ppt | 5.00 ppt | Not Detected |
| PFHpS | 9/20/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFPeS | 9/20/2024 | <4.00 ppt | 4.00 ppt | Not Detected |
| NFDHA | 9/20/2024 | <20.00 ppt | 20.00 ppt | Not Detected |
| PFEESA | 9/20/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFMBA | 9/20/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFPeA | 9/20/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFMPA | 9/20/2024 | <4.00 ppt | 4.00 ppt | Not Detected |
| 4:2 FTS | 9/20/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFBA | 9/20/2024 | <5.00 ppt | 5.00 ppt | Not Detected |
| ADONA | 9/20/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| 11Cl-PF3OUdS | 9/20/2024 | <5.00 ppt | 5.00 ppt | Not Detected |
| PFUnA | 9/20/2024 | <2.00 ppt | 2.00 ppt | Not Detected |
| 8:2 FTS | 9/20/2024 | <5.00 ppt | 5.00 ppt | Not Detected |
| PFHxA | 9/20/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFBS | 9/20/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFHpA | 9/20/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFHxS | 9/20/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFOS | 9/20/2024 | <4.00 ppt | 4.00 ppt | Not Detected |
| PFOA | 9/20/2024 | <4.00 ppt | 4.00 ppt | Not Detected |
| PFDA | 9/20/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFDoA | 9/20/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFNA | 9/20/2024 | <4.00 ppt | 4.00 ppt | Not Detected |
| PFOA | 9/20/2024 | <4.00 ppt | 4.00 ppt | Not Detected |
| PFBS | 9/20/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFHpA | 9/20/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFHxS | 9/20/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFOS | 9/20/2024 | <4.00 ppt | 4.00 ppt | Not Detected |
| PFDA | 9/20/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFDoA | 9/20/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFHxA | 9/20/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFUnA | 9/20/2024 | <2.00 ppt | 2.00 ppt | Not Detected |
| 11Cl-PF3OUdS | 9/20/2024 | <5.00 ppt | 5.00 ppt | Not Detected |
| PFEESA | 9/20/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFHpS | 9/20/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFNA | 9/20/2024 | <4.00 ppt | 4.00 ppt | Not Detected |
| NFDHA | 9/20/2024 | <20.00 ppt | 20.00 ppt | Not Detected |
| 9Cl-PF3ONS | 9/20/2024 | <2.00 ppt | 2.00 ppt | Not Detected |
| PFMBA | 9/20/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFPeA | 9/20/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| PFMPA | 9/20/2024 | <4.00 ppt | 4.00 ppt | Not Detected |
| 4:2 FTS | 9/20/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| 6:2 FTS | 9/20/2024 | <5.00 ppt | 5.00 ppt | Not Detected |
| PFBA | 9/20/2024 | <5.00 ppt | 5.00 ppt | Not Detected |
| HFPO-DA | 9/20/2024 | <5.00 ppt | 5.00 ppt | Not Detected |
| ADONA | 9/20/2024 | <3.00 ppt | 3.00 ppt | Not Detected |
| 8:2 FTS | 9/20/2024 | <5.00 ppt | 5.00 ppt | Not Detected |
| PFPeS | 9/20/2024 | <4.00 ppt | 4.00 ppt | Not Detected |
Population served record for City of Houston Ud 5 - Kingwood
EPA SDWIS lists 80,073 people served and 26,691 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
23 violations · 80,073 served: nearest cross-state SDWIS matches.
Cross-state systems near this violation count
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 Houston Ud 5 - Kingwood
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.