Public water system · TX2320032

Active

Concan WSC

At a glance

Concan WSC (PWSID TX2320032) is an active community water system in Uvalde County, Texas. It reports serving 1,488 people through 496 service connections. Its primary water source is groundwater under influence of surface water, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, 4 are health-based, and the most recent began in July 2024.

Dataset updated October 2026 . Source: EPA SDWIS/ECHO public records.

Population served

1,488

Service connections

496

Primary source

Groundwater under influence of surface water

System type

CWS

Community water system

System record

PWSIDTX2320032

System typeCommunity water system

Activity statusActive

Population served1,488

Service connections496

Primary water sourceGroundwater under influence of surface water

Owner typeLocal government

Primacy agencyTX state drinking water program

City served—

StateTexas

ZIP—

CountyUvalde County

How does Concan WSC compare with other water systems in Uvalde County?

By EPA's size categories, Concan WSC is a small system (501 to 3,300 people). Uvalde County has 29 active public water systems, and Concan WSC is the 4th-largest of them by population served. Its population served is about 40% above the county average of 1,061 people per system, and accounts for 4.8% of the 30,772 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 Concan WSC is well below 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 under the influence of surface water is well or spring water that the regulator has found to be affected by nearby surface water, so it is regulated under the surface-water treatment rules. 37 Texas systems (0.5%) list groundwater under influence of surface water as their primary source.

Who owns and regulates Concan WSC?

EPA lists Concan WSC 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. 8 of the 29 active systems in Uvalde County (28%) are also owned by a local government.

Does Concan WSC have drinking water violations?

Of the 12 most recent violations in EPA's records, 4 are health-based, and the most recent began in July 2024. The violations listed here began between October 2014 and July 2024. By type: 5 public notice, recordkeeping or other, 4 required treatment not met and 3 monitoring and reporting. The contaminant or rule involved most often is Interim Enhanced Surface Water Treatment Rule (5 of them). EPA lists 12 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.

Began	Violation	Contaminant or rule	Health-based	Status
2024-07-19	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2023-07-01	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2023-05-01	Required treatment not metMonthly Turbidity Exceed (Enhanced SWTR) · code 44	Interim Enhanced Surface Water Treatment Rulecode 0300	Yes	Resolved
2023-05-01	Monitoring and reportingMonitoring, Turbidity (Enhanced SWTR) · code 38	Interim Enhanced Surface Water Treatment Rulecode 0300	No	Resolved
2021-12-31	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2021-11-01	Required treatment not metMonthly Turbidity Exceed (Enhanced SWTR) · code 44	Interim Enhanced Surface Water Treatment Rulecode 0300	Yes	Resolved
2021-10-01	Required treatment not metMonthly Turbidity Exceed (Enhanced SWTR) · code 44	Interim Enhanced Surface Water Treatment Rulecode 0300	Yes	Resolved
2021-10-01	Required treatment not metSingle Turbidity Exceed (Enhanced SWTR) · code 43	Interim Enhanced Surface Water Treatment Rulecode 0300	Yes	Resolved
2017-12-30	Monitoring and reportingLead Consumer Notice · code 66	Lead and Copper Rulecode 5000	No	Resolved
2017-07-01	Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72	Consumer Confidence Rulecode 7000	No	Resolved
2014-12-30	Monitoring and reportingLead Consumer Notice · code 66	Lead and Copper Rulecode 5000	No	Resolved
2014-10-21	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved

The 12 most recent violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.

Concan WSC: frequently asked questions

Who runs Concan WSC?

Concan WSC (PWSID TX2320032) is a community water system owned by a local government. It is regulated by the TX state drinking water program.

How many people does Concan WSC serve?

Concan WSC reports serving 1,488 people through 496 service connections in Uvalde County, Texas.

Where does Concan WSC get its water?

EPA SDWIS lists this system's primary water source as groundwater under influence of surface water. Groundwater under the influence of surface water is well or spring water that the regulator has found to be affected by nearby surface water, so it is regulated under the surface-water treatment rules.

Does Concan WSC have any drinking water violations?

Of the 12 most recent violations in EPA's records, 4 are health-based, and the most recent began in July 2024. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.

Is Concan WSC'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. Of the 12 most recent violations in EPA's records, 4 are health-based, and the most recent began in July 2024. For current results, consult the system's annual water quality report, EPA ECHO, or the TX state drinking water program.

Where can I find Concan WSC's water quality report?

As a community water system, Concan WSC 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 Uvalde County

Water system	County	Population served	Type	Source
City of Uvalde	Uvalde	17,450	Community	Groundwater
Windmill WSC	Uvalde	2,900	Community	Groundwater
City of Sabinal	Uvalde	2,301	Community	Groundwater
Tpwd Garner State Park	Uvalde	1,232	Transient non-community	Groundwater
Knippa WSC	Uvalde	933	Community	Groundwater
Camp Riverview	Uvalde	914	Transient non-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, “Concan WSC, PWSID TX2320032, Texas”, https://aquacensus.com/water-systems/texas/concan-wsc-tx2320032 (data as of October 1, 2026).