Public water system record
Harris County MUD 189
Serves an area of Harris County, TX that includes Houston · 6,906 people served
Federal records show no health-based violations and 16 monitoring/reporting issues for Harris County MUD 189 in the last ten years.
System profile
- Health-based violations, last 10 years
- 0
- Resolved
- 0
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 16
Key facts
- Harris County MUD 189 draws water from 2 wells.
- Record on file since 1984, with 7 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 158 unknown out of 556 service lines.
Check whether Harris County MUD 189 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 |
|---|---|---|
|
Chlordane
Monitoring and reporting
|
Jan 1, 2019 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Pentachlorophenol
Monitoring and reporting
|
Jan 1, 2019 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Benzo(a)pyrene
Monitoring and reporting
|
Jan 1, 2019 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
HEXACHLOROBENZENE
Monitoring and reporting
|
Jan 1, 2019 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Heptachlor epoxide
Monitoring and reporting
|
Jan 1, 2019 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Heptachlor
Monitoring and reporting
|
Jan 1, 2019 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
LASSO
Monitoring and reporting
|
Jan 1, 2019 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Atrazine
Monitoring and reporting
|
Jan 1, 2019 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Hexachlorocyclopentadiene
Monitoring and reporting
|
Jan 1, 2019 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Di(2-ethylhexyl) phthalate
Monitoring and reporting
|
Jan 1, 2019 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Simazine
Monitoring and reporting
|
Jan 1, 2019 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Di(2-ethylhexyl) adipate
Monitoring and reporting
|
Jan 1, 2019 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Toxaphene
Monitoring and reporting
|
Jan 1, 2019 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Methoxychlor
Monitoring and reporting
|
Jan 1, 2019 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
BHC-GAMMA
Monitoring and reporting
|
Jan 1, 2019 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
|
Endrin
Monitoring and reporting
|
Jan 1, 2019 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
Full record since 1984
EPA's records for Harris County MUD 189 go back to 1984. Before October 19, 2016 they list 7 health-based violations (5 resolved, 2 archived by EPA without a recorded fix) and 16 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1980s | 2 | 0 |
| 1990s | 0 | 2 |
| 2000s | 4 | 2 |
| 2010 to October 18, 2016 | 1 | 12 |
| October 19, 2016 to 2019 | 0 | 16 |
Most recent health-based violation before October 19, 2016: Gross Alpha, Excl. Radon and U, began April 2014, Resolved.
Show all 7 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
Measured 16 pCi/L, federal limit 15 pCi/L (1.1 times the limit)
|
Apr 1, 2014 | Resolved |
|
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
Measured 17 pCi/L, federal limit 15 pCi/L (1.1 times the limit)
|
Apr 1, 2008 | Resolved |
|
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
Measured 17 pCi/L, federal limit 15 pCi/L (1.1 times the limit)
|
Jan 1, 2008 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jun 1, 2005 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
May 1, 2004 | Resolved |
|
Combined Radium (-226 and -228)
Contaminant limit exceeded
|
Apr 5, 1984 | Archived |
|
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
|
Apr 5, 1984 | Archived |
Where the water comes from
Harris County MUD 189 draws water from 2 wells. It also has emergency connections to Harris County MUD 200 Cranbrook and North Forest MUD. 2 other public water systems have emergency connections to Harris County MUD 189.
Emergency or part-time connections to
- Harris County MUD 200 Cranbrook Houston, TX
- North Forest MUD Houston, TX
Annual water quality report
Harris County MUD 189 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