Public water system · TX1630010
ActiveEast Medina County Sud Unit 1
At a glance
East Medina County Sud Unit 1 (PWSID TX1630010) is an active community water system in Medina County, Texas. It reports serving 6,153 people through 2,051 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's Safe Drinking Water Act records list no violations for this system.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
6,153
Service connections
2,051
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does East Medina County Sud Unit 1 compare with other water systems in Medina County?
By EPA's size categories, East Medina County Sud Unit 1 is a medium system (3,301 to 10,000 people). Medina County has 32 active public water systems, and East Medina County Sud Unit 1 is the 4th-largest of them by population served. Its population served is about 123% above the county average of 2,764 people per system, and accounts for 7% of the 88,450 people reported by systems filed under the county. Across Texas, the 7,078 active systems average 4,789 people each. Nationally, the average active community water system reports serving 6,703 people, so East Medina County Sud Unit 1 is roughly in line with that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Texas has 4,594 active community water systems, 65% of the state's 7,078 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 5,215 Texas systems (74%) list groundwater as their primary source.
Who owns and regulates East Medina County Sud Unit 1?
EPA lists East Medina County Sud Unit 1 as owned by a local government. The TX state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 20 of the 32 active systems in Medina County (63%) are also owned by a local government.
Does East Medina County Sud Unit 1 have drinking water violations?
No SDWA violations on record.
EPA's SDWA violation and enforcement data (via EPA ECHO, updated quarterly) lists no violations for East Medina County Sud Unit 1. For the latest compliance status, check EPA ECHO for current compliance history.
East Medina County Sud Unit 1: frequently asked questions
Who runs East Medina County Sud Unit 1?
East Medina County Sud Unit 1 (PWSID TX1630010) is a community water system owned by a local government. It is regulated by the TX state drinking water program.
How many people does East Medina County Sud Unit 1 serve?
East Medina County Sud Unit 1 reports serving 6,153 people through 2,051 service connections in Medina County, Texas.
Where does East Medina County Sud Unit 1 get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does East Medina County Sud Unit 1 have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is East Medina County Sud Unit 1's water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. EPA's Safe Drinking Water Act records list no violations for this system. For current results, consult the system's annual water quality report, EPA ECHO, or the TX state drinking water program.
Where can I find East Medina County Sud Unit 1's water quality report?
As a community water system, East Medina County Sud Unit 1 must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Medina County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Benton City WSC | Medina | 32,000 | Community | Groundwater |
| Yancey WSC | Medina | 12,186 | Community | Groundwater |
| City of Hondo | Medina | 11,044 | Community | Groundwater |
| City of Devine | Medina | 4,335 | Community | Groundwater |
| City of Castroville | Medina | 3,913 | Community | Groundwater |
| East Medina County Sud Unit 2 | Medina | 2,505 | Community | Groundwater |
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About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “East Medina County Sud Unit 1, PWSID TX1630010, Texas”, https://aquacensus.com/water-systems/texas/east-medina-county-sud-unit-1-tx1630010 (data as of October 1, 2026).