Public water system record
Port Mansfield PUD
Serves Port Mansfield, Willacy County, TX · 800 people served
Federal records show 14 health-based violations and 34 monitoring/reporting issues for Port Mansfield PUD in the last ten years. The most serious issue in this window was a Total Trihalomethanes (TTHMs) violation that EPA lists as archived, not resolved.
System profile
- Health-based violations, last 10 years
- 14
- Resolved
- 11
- Unresolved
- 0
- Archived by EPA
- 3
- Any acute record
- No
- Monitoring issues, last 10 years
- 34
Key facts
- Port Mansfield PUD buys its water from North Alamo WSC.
- Highest measured level in the last 10 years: Total Trihalomethanes (TTHMs), 0.148 mg/L, federal limit 0.08 mg/L (1.9 times the limit), 2018.
- Most recent formal enforcement: compliance order with a penalty by Texas, June 2023.
- Record on file since 2004, with 8 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 661 service lines.
Check whether Port Mansfield PUD 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.
| Contaminant | Rule family | Start date | Status | Acute |
|---|---|---|---|---|
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.124 mg/L, federal limit 0.08 mg/L (1.6 times the limit)
|
220 | Oct 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.104 mg/L, federal limit 0.08 mg/L (1.3 times the limit)
|
220 | Apr 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.086 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
|
220 | Jan 1, 2025 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
LEAD AND COPPER RULE REVISIONS
Treatment technique failure
|
350 | Oct 17, 2024 | Resolved | No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.081 mg/L, federal limit 0.08 mg/L (at or just above the limit)
|
220 | Jul 1, 2022 | Resolved | No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.081 mg/L, federal limit 0.08 mg/L (at or just above the limit)
|
220 | Jan 1, 2022 | Resolved | No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.098 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
|
220 | Apr 1, 2019 | Resolved | No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.106 mg/L, federal limit 0.08 mg/L (1.3 times the limit)
|
220 | Jan 1, 2019 | Resolved | No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.112 mg/L, federal limit 0.08 mg/L (1.4 times the limit)
|
220 | Oct 1, 2018 | Resolved | No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.12 mg/L, federal limit 0.08 mg/L (1.5 times the limit)
|
220 | Jul 1, 2018 | Resolved | No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.119 mg/L, federal limit 0.08 mg/L (1.5 times the limit)
|
220 | Apr 1, 2018 | Resolved | No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.148 mg/L, federal limit 0.08 mg/L (1.9 times the limit)
|
220 | Jan 1, 2018 | Resolved | No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.13 mg/L, federal limit 0.08 mg/L (1.6 times the limit)
|
220 | Oct 1, 2017 | Resolved | No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.117 mg/L, federal limit 0.08 mg/L (1.5 times the limit)
|
220 | Jul 1, 2017 | Resolved | No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Public Notice
OTHER
|
Dec 3, 2025 | Active |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2025 | Active |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
May 27, 2025 | Resolved |
|
Public Notice
OTHER
|
May 1, 2025 | Active |
|
Public Notice
OTHER
|
Apr 5, 2025 | Active |
|
LEAD AND COPPER RULE REVISIONS
RPT
|
Oct 17, 2024 | Resolved |
|
Public Notice
OTHER
|
Jul 24, 2023 | Active |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2023 | Resolved |
|
Public Notice
OTHER
|
Nov 18, 2022 | Active |
|
Public Notice
OTHER
|
Apr 23, 2022 | Active |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Mar 17, 2022 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2020 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Dec 30, 2019 | Resolved |
|
Public Notice
OTHER
|
Sep 12, 2019 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Aug 7, 2019 | Resolved |
|
Public Notice
OTHER
|
Aug 3, 2019 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Jul 22, 2019 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2019 | Resolved |
|
Public Notice
OTHER
|
Apr 16, 2019 | Resolved |
|
Public Notice
OTHER
|
Apr 8, 2019 |
Active
Enforcement action in place
|
|
Public Notice
OTHER
|
Jan 15, 2019 | Resolved |
|
Public Notice
OTHER
|
Sep 12, 2018 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Aug 7, 2018 | Resolved |
|
Public Notice
OTHER
|
Jul 13, 2018 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2018 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Jun 28, 2018 | Resolved |
|
Public Notice
OTHER
|
Mar 20, 2018 | Resolved |
|
Total Trihalomethanes (TTHMs)
Monitoring and reporting
|
Mar 13, 2018 | Resolved |
|
Public Notice
OTHER
|
Oct 22, 2017 | Resolved |
|
Public Notice
OTHER
|
Jan 23, 2017 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Sep 29, 2016 | Resolved |
|
Public Notice
OTHER
|
Apr 1, 2016 | Resolved |
|
Public Notice
OTHER
|
Feb 8, 2016 | Resolved |
|
Public Notice
OTHER
|
Feb 13, 2015 | Resolved |
Full record since 2004
EPA's records for Port Mansfield PUD go back to 2004. Before October 19, 2016 they list 8 health-based violations (8 resolved) and 12 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 2000s | 4 | 1 |
| 2010 to October 18, 2016 | 4 | 11 |
| October 19, 2016 to 2019 | 8 | 18 |
| 2020s | 6 | 12 |
Most recent health-based violation before October 19, 2016: Total Trihalomethanes (TTHMs), began July 2016, Resolved.
Show all 8 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.096 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
|
Jul 1, 2016 | Resolved |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.097 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
|
Apr 1, 2016 | Resolved |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.093 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
|
Jan 1, 2016 | Resolved |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.084 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
|
Jan 1, 2013 | Resolved |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.104 mg/L, federal limit 0.08 mg/L (1.3 times the limit)
|
Jan 1, 2005 | Resolved |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.147 mg/L, federal limit 0.08 mg/L (1.8 times the limit)
|
Oct 1, 2004 | Resolved |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.11 mg/L, federal limit 0.08 mg/L (1.4 times the limit)
|
Jul 1, 2004 | Resolved |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.103 mg/L, federal limit 0.08 mg/L (1.3 times the limit)
|
Apr 1, 2004 | Resolved |
Enforcement actions
Texas regulators took 3 formal enforcement actions against Port Mansfield PUD between 2005 and 2023. The most recent was a compliance order with a penalty in June 2023.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Jun 19, 2023 | Texas | Compliance order with a penalty | 5 violations (1 health-based): Public Notice, Lead and Copper Rule, Total Trihalomethanes (TTHMs) |
| Jun 27, 2018 | Texas | Compliance order with a penalty | 21 violations (11 health-based): Total Trihalomethanes (TTHMs), Public Notice |
| May 26, 2005 | Texas | Signed compliance agreement | 4 violations (4 health-based): Total Trihalomethanes (TTHMs) |
What the violations mean
Total Trihalomethanes (TTHMs)
13 incidentsDisinfection byproduct levels exceeded the federal limit
Long-term TTHM exposure may increase bladder cancer risk
LEAD AND COPPER RULE REVISIONS
1 incidentThe system did not complete a treatment step or action that the LEAD AND COPPER RULE REVISIONS requires (a treatment technique violation).
The utility had to notify customers about this violation.
Where the water comes from
Port Mansfield PUD buys its water from North Alamo WSC. It lists no wells or intakes of its own. It also has an emergency connection to City of Raymondville.
Buys water from
- North Alamo WSC Edinburg, TX
Emergency or part-time connections to
- City of Raymondville Raymondville, TX
Annual water quality report
Port Mansfield PUD 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.
Where the state allows it, systems serving fewer than 10,000 people may publish the report in a local newspaper or news site instead of mailing it, and must provide a copy on request.
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