Public water system · TX1011911
ActiveSouthwest Harris County MUD 1
Community water system in Harris County, Texas, drawing primarily on purchased surface water.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,581
Service connections
527
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
Violations & enforcement
| Began | Violation | Contaminant | Health-based | Status |
|---|---|---|---|---|
| 2025-10-26 | 75 | 7500 | No | Unaddressed |
| 2024-10-01 | 52 | 5000 | No | Resolved |
| 2022-06-11 | 75 | 7500 | No | Resolved |
| 2022-06-11 | 75 | 7500 | No | Resolved |
| 2022-04-01 | 57 | 5000 | Yes | Resolved |
| 2022-03-31 | 57 | 5000 | Yes | Resolved |
| 2022-01-21 | 75 | 7500 | No | Resolved |
| 2021-12-01 | 65 | 5000 | Yes | Resolved |
| 2006-04-01 | 24 | 3100 | No | Resolved |
Southwest Harris County MUD 1: frequently asked questions
Is Southwest Harris County MUD 1's water safe to drink?
Southwest Harris County MUD 1 is an active community water system regulated under the Safe Drinking Water Act, overseen by the TX state drinking water program. EPA SDWA violation and enforcement records for this system are being added to AquaCensus from EPA ECHO; consult EPA ECHO or your annual Consumer Confidence Report for its current compliance status.
Who runs Southwest Harris County MUD 1?
Southwest Harris County MUD 1 (PWSID TX1011911) is a local government-owned community water system, regulated by the TX state drinking water program.
How many people does Southwest Harris County MUD 1 serve?
Southwest Harris County MUD 1 reports serving 1,581 people through 527 service connections in Harris County, Texas.
Where does Southwest Harris County MUD 1 get its water?
EPA SDWIS lists this system's primary water source as purchased surface water.
Other water systems in Harris County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Houston | Harris | 2,970,543 | Community | Surface water |
| City of Pasadena | Harris | 152,000 | Community | Purchased surface water |
| Clear Lake City Water Authority | Harris | 89,702 | Community | Purchased surface water |
| City of Baytown | Harris | 86,004 | Community | Purchased surface water |
| City of Houston Ud 5 - Kingwood | Harris | 80,073 | Community | Groundwater |
| Harris County MUD 165 | Harris | 40,503 | Community | Purchased surface water |