Public water system · TX0790376
ActiveSienna MUD 3
Community water system in Fort Bend County, Texas, drawing primarily on purchased groundwater.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
7,365
Service connections
2,455
Primary source
GWP
Purchased groundwater
System type
CWS
Community water system
System record
Violations & enforcement
| Began | Violation | Contaminant | Health-based | Status |
|---|---|---|---|---|
| 2025-11-01 | 3A | 8000 | No | Archived |
Sienna MUD 3: frequently asked questions
Is Sienna MUD 3's water safe to drink?
Sienna MUD 3 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 Sienna MUD 3?
Sienna MUD 3 (PWSID TX0790376) is a local government-owned community water system, regulated by the TX state drinking water program.
How many people does Sienna MUD 3 serve?
Sienna MUD 3 reports serving 7,365 people through 2,455 service connections in Fort Bend County, Texas.
Where does Sienna MUD 3 get its water?
EPA SDWIS lists this system's primary water source as purchased groundwater.
Other water systems in Fort Bend County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Sugar Land | Fort Bend | 90,909 | Community | Surface water |
| Fort Bend County Wcid 2 | Fort Bend | 49,173 | Community | Surface water |
| City of Rosenberg | Fort Bend | 42,158 | Community | Purchased surface water |
| City of Fulshear | Fort Bend | 34,000 | Community | Groundwater |
| City of Richmond | Fort Bend | 25,326 | Community | Surface water |
| Fort Bend County MUD 30 | Fort Bend | 15,798 | Community | Purchased surface water |