Public water system record
Quailwood Water System
Serves an area of Harris County, TX · 48 people served
Federal records show no health-based violations and 8 monitoring/reporting issues for Quailwood Water System in the last ten years. At least one of these issues remains unresolved.
System profile
- Health-based violations, last 10 years
- 0
- Resolved
- 0
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 8
Key facts
- Quailwood Water System buys its water from Harris County MUD 304.
- Most recent formal enforcement: signed compliance agreement by Texas, January 2009.
- Record on file since 1993, with 13 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 16 service lines.
Check whether Quailwood Water System serves your address
Health-based violations
Since October 2016Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.
None since October 2016.
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Revised Total Coliform Rule
Monitoring violation
|
Sep 1, 2025 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Aug 1, 2025 | Resolved |
|
Chlorine
Monitoring and reporting
|
Jul 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2025 | Active |
|
Consumer Confidence Rule
OTHER
|
Jul 2, 2024 | Active |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2023 | Active |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2021 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Dec 30, 2019 | Resolved |
Full record since 1993
EPA's records for Quailwood Water System go back to 1993. Before October 19, 2016 they list 13 health-based violations (13 resolved) and 9 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 0 | 2 |
| 2000s | 9 | 3 |
| 2010 to October 18, 2016 | 4 | 4 |
| October 19, 2016 to 2019 | 0 | 1 |
| 2020s | 0 | 7 |
Most recent health-based violation before October 19, 2016: Arsenic, began October 2010, Resolved.
Show all 13 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Arsenic
Contaminant limit exceeded
Measured 0.06 mg/L, federal limit 0.01 mg/L (6 times the limit)
|
Oct 1, 2010 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.06 mg/L, federal limit 0.01 mg/L (6 times the limit)
|
Jul 1, 2010 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.056575 mg/L, federal limit 0.01 mg/L (5.7 times the limit)
|
Apr 1, 2010 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.05615 mg/L, federal limit 0.01 mg/L (5.6 times the limit)
|
Jan 1, 2010 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.045125 mg/L, federal limit 0.01 mg/L (4.5 times the limit)
|
Oct 1, 2009 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.044 mg/L, federal limit 0.01 mg/L (4.4 times the limit)
|
Jul 1, 2009 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.04425 mg/L, federal limit 0.01 mg/L (4.4 times the limit)
|
Apr 1, 2009 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.043975 mg/L, federal limit 0.01 mg/L (4.4 times the limit)
|
Jan 1, 2009 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.053525 mg/L, federal limit 0.01 mg/L (5.4 times the limit)
|
Oct 1, 2008 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.04015 mg/L, federal limit 0.01 mg/L (4 times the limit)
|
Jul 1, 2008 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.027625 mg/L, federal limit 0.01 mg/L (2.8 times the limit)
|
Apr 1, 2008 | Resolved |
|
Arsenic
Contaminant limit exceeded
Measured 0.0139 mg/L, federal limit 0.01 mg/L (1.4 times the limit)
|
Jan 1, 2008 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Oct 1, 2006 | Resolved |
Enforcement actions
Texas regulators took 1 formal enforcement action against Quailwood Water System in 2009. The most recent was a signed compliance agreement in January 2009.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Jan 22, 2009 | Texas | Signed compliance agreement | 10 violations (10 health-based): Arsenic |
Where the water comes from
Quailwood Water System buys its water from Harris County MUD 304. It lists no wells or intakes of its own.
Buys water from
- Harris County MUD 304 The Woodlands, TX
Annual water quality report
Quailwood Water System must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.
Systems serving 500 or fewer people may meet the rule by telling customers the report is available on request, so you may need to ask Quailwood Water System for a copy.
Find a posted report with EPA's Consumer Confidence Report search
Testing your own water
To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Texas.
Certified drinking water labs by state EPA guidance for private wells