Public water system record
City of Midlothian
Serves Midlothian, Ellis County, TX · 27,699 people served
Federal records show 1 health-based violation and 4 monitoring/reporting issues for City of Midlothian in the last ten years. The most serious issue in this window was a resolved Chlorite violation.
System profile
- Health-based violations, last 10 years
- 1
- Resolved
- 1
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 4
Key facts
- City of Midlothian draws water from 1 surface water intake.
- Record on file since 1992, with 3 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 1,438 service lines.
Check whether City of Midlothian 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 |
|---|---|---|---|---|
|
Chlorite
Contaminant limit exceeded
|
210 | Nov 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
|
Feb 7, 2022 | Resolved |
|
Chlorite
Monitoring and reporting
|
May 1, 2020 | Resolved |
|
Chlorite
Monitoring and reporting
|
Nov 1, 2017 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Dec 30, 2016 | Resolved |
Full record since 1992
EPA's records for City of Midlothian go back to 1992. Before October 19, 2016 they list 3 health-based violations (1 resolved, 2 archived by EPA without a recorded fix) and 7 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 2 | 5 |
| 2000s | 1 | 1 |
| 2010 to October 18, 2016 | 0 | 1 |
| October 19, 2016 to 2019 | 1 | 2 |
| 2020s | 0 | 2 |
Most recent health-based violation before October 19, 2016: Total Trihalomethanes (TTHMs), began October 2007, Resolved.
Show all 3 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.088 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
|
Oct 1, 2007 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
May 1, 1993 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Jan 1, 1993 | Archived |
What the violations mean
Chlorite
1 incidentTest results for Chlorite were above the federal limit (a maximum contaminant level violation).
The utility had to notify customers about this violation.
Where the water comes from
City of Midlothian draws water from 1 surface water intake. It also buys water from Tarrant Regional Water District. 5 other community water systems buy water from City of Midlothian.
Buys water from
- Tarrant Regional Water District Fort Worth, TX
Community systems that buy water from it
- City of Grand Prairie Grand Prairie, TX
- City of Venus Venus, TX
- Mountain Peak SUD Midlothian, TX
- Rockett SUD Red Oak, TX
- Sardis Lone Elm WSC Midlothian, TX
Annual water quality report
City of Midlothian 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 10,000 or more people must mail or deliver the report to every customer, and from 2027 they must send it twice a year.
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