Public water system · TX2100010
ActiveCity of Joaquin
At a glance
City of Joaquin (PWSID TX2100010) is an active community water system in Shelby County, Texas. It reports serving 1,620 people through 1,059 service connections. Its primary water source is purchased surface water, 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 April 2026.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,620
Service connections
1,059
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does City of Joaquin compare with other water systems in Shelby County?
By EPA's size categories, City of Joaquin is a small system (501 to 3,300 people). Shelby County has 21 active public water systems, and City of Joaquin is the 6th-largest of them by population served. Its population served is about 23% above the county average of 1,316 people per system, and accounts for 5.9% of the 27,630 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 Joaquin 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. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 1,192 Texas systems (17%) list purchased surface water as their primary source.
Who owns and regulates City of Joaquin?
EPA lists City of Joaquin 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. 18 of the 21 active systems in Shelby County (86%) are also owned by a local government.
Does City of Joaquin have drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in April 2026. The violations listed here began between October 2024 and April 2026. By type: 6 monitoring and reporting, 3 public notice, recordkeeping or other, 1 monitoring, 1 reporting and 1 required treatment not met. The contaminant or rule involved most often is Chlorine (5 of them). EPA lists 8 as resolved and 4 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 |
|---|---|---|---|---|
| 2026-04-16 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2026-02-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2025-12-30 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Unaddressed |
| 2025-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2025-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2025-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Unaddressed |
| 2025-05-15 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2025-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2025-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | 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 |
| 2024-10-01 | 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 Joaquin: frequently asked questions
Who runs City of Joaquin?
City of Joaquin (PWSID TX2100010) 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 Joaquin serve?
City of Joaquin reports serving 1,620 people through 1,059 service connections in Shelby County, Texas.
Where does City of Joaquin get its water?
EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.
Does City of Joaquin 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 April 2026. 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 Joaquin'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 April 2026. 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 Joaquin's water quality report?
As a community water system, City of Joaquin 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 Shelby County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Center | Shelby | 5,450 | Community | Surface water |
| City of Huxley | Shelby | 1,930 | Community | Surface water |
| Mcclelland WSC | Shelby | 1,837 | Community | Groundwater |
| Shelbyville WSC | Shelby | 1,800 | Community | Groundwater |
| City of Tenaha | Shelby | 1,746 | Community | Groundwater |
| Timpson Rural Water Supply | Shelby | 1,620 | 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 Joaquin, PWSID TX2100010, Texas”, https://aquacensus.com/water-systems/texas/city-of-joaquin-tx2100010 (data as of October 1, 2026).