Public water system · TX1890002

Active

City of Presidio

At a glance

City of Presidio (PWSID TX1890002) is an active community water system in Presidio County, Texas. It reports serving 5,514 people through 2,143 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in May 2025.

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

Population served

5,514

Service connections

2,143

Primary source

Groundwater

System type

CWS

Community water system

System record

PWSIDTX1890002

System typeCommunity water system

Activity statusActive

Population served5,514

Service connections2,143

Primary water sourceGroundwater

Owner typeLocal government

Primacy agencyTX state drinking water program

City served—

StateTexas

ZIP—

CountyPresidio County

How does City of Presidio compare with other water systems in Presidio County?

By EPA's size categories, City of Presidio is a medium system (3,301 to 10,000 people). Presidio County has 6 active public water systems, and City of Presidio is the largest of them by population served. Its population served is about 4.2 times the county average of 1,324 people per system, and accounts for 69% of the 7,941 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 City of Presidio is about 18% 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 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 City of Presidio?

EPA lists City of Presidio 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. 3 of the 6 active systems in Presidio County (50%) are also owned by a local government.

Does City of Presidio have drinking water violations?

Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in May 2025. The violations listed here began between April 2013 and May 2025. By type: 8 monitoring and reporting, 2 public notice, recordkeeping or other, 1 reporting and 1 required treatment not met. The contaminant or rule involved most often is Chlorine (5 of them). EPA lists 11 as resolved and 1 as unaddressed. 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. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement.

Began	Violation	Contaminant or rule	Health-based	Status
2025-05-15	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2024-10-17	ReportingLSL Reporting · code 4G	Lead and Copper Rule Revisionscode 5200	No	Resolved
2024-10-17	Required treatment not metLSL Inventory · code 2E	Lead and Copper Rule Revisionscode 5200	Yes	Resolved
2023-12-30	Monitoring and reportingLead Consumer Notice · code 66	Lead and Copper Rulecode 5000	No	Unaddressed
2023-10-01	Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52	Lead and Copper Rulecode 5000	No	Resolved
2019-10-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Chlorinecode 0999	No	Resolved
2016-10-01	Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52	Lead and Copper Rulecode 5000	No	Resolved
2016-07-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Chlorinecode 0999	No	Resolved
2015-07-01	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2015-07-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Chlorinecode 0999	No	Resolved
2013-07-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Chlorinecode 0999	No	Resolved
2013-04-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Chlorinecode 0999	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.

City of Presidio: frequently asked questions

Who runs City of Presidio?

City of Presidio (PWSID TX1890002) is a community water system owned by a local government. It is regulated by the TX state drinking water program.

How many people does City of Presidio serve?

City of Presidio reports serving 5,514 people through 2,143 service connections in Presidio County, Texas.

Where does City of Presidio 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 City of Presidio have any drinking water violations?

Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in May 2025. 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 City of Presidio'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, one is health-based, and the most recent began in May 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the TX state drinking water program.

Where can I find City of Presidio's water quality report?

As a community water system, City of Presidio 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 Presidio County

Water system	County	Population served	Type	Source
City of Marfa	Presidio	1,788	Community	Groundwater
Tpwd Big Bend Ranch State Park	Presidio	500	Transient non-community	Groundwater
Redford Water Supply	Presidio	82	Community	Groundwater
Shafter Mine	Presidio	32	Community	Groundwater
Cibolo Creek Ranch	Presidio	25	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, “City of Presidio, PWSID TX1890002, Texas”, https://aquacensus.com/water-systems/texas/city-of-presidio-tx1890002 (data as of October 1, 2026).