Public water system · TX0430032
ActiveDesert WSC
At a glance
Desert WSC (PWSID TX0430032) is an active community water system in Collin County, Texas. It reports serving 2,091 people through 697 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 5 violations for this system; 1 is health-based, and the most recent began in October 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
2,091
Service connections
697
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Desert WSC compare with other water systems in Collin County?
By EPA's size categories, Desert WSC is a small system (501 to 3,300 people). Collin County has 35 active public water systems. Its population served is well below the county average of 36,284 people per system, and accounts for 0.2% of the 1,269,941 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 Desert 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 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 Desert WSC?
EPA lists Desert 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. 33 of the 35 active systems in Collin County (94%) are also owned by a local government.
Does Desert WSC have drinking water violations?
EPA's records list 5 violations for this system; 1 is health-based, and the most recent began in October 2024. The violations listed here began between October 2015 and October 2024. By type: 3 monitoring and reporting, 1 required treatment not met and 1 reporting. The contaminant or rule involved most often is Lead and Copper Rule Revisions (2 of them). EPA lists 5 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 |
|---|---|---|---|---|
| 2024-10-17 | Required treatment not metLSL Inventory · code 2E | Lead and Copper Rule Revisionscode 5200 | Yes | Resolved |
| 2024-10-17 | ReportingLSL Reporting · code 4G | Lead and Copper Rule Revisionscode 5200 | No | Resolved |
| 2019-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2016-12-30 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2015-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
All 5 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.
Desert WSC: frequently asked questions
Who runs Desert WSC?
Desert WSC (PWSID TX0430032) is a community water system owned by a local government. It is regulated by the TX state drinking water program.
How many people does Desert WSC serve?
Desert WSC reports serving 2,091 people through 697 service connections in Collin County, Texas.
Where does Desert WSC 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 Desert WSC have any drinking water violations?
EPA's records list 5 violations for this system; 1 is health-based, and the most recent began in October 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 Desert 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. EPA's records list 5 violations for this system; 1 is health-based, and the most recent began in October 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 Desert WSC's water quality report?
As a community water system, Desert 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 Collin County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Plano | Collin | 292,059 | Community | Purchased surface water |
| City of Frisco | Collin | 231,910 | Community | Purchased surface water |
| City of Mckinney | Collin | 224,043 | Community | Purchased surface water |
| City of Allen | Collin | 113,746 | Community | Purchased surface water |
| City of Celina | Collin | 52,701 | Community | Purchased surface water |
| City of Wylie | Collin | 48,393 | Community | Purchased surface water |
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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, “Desert WSC, PWSID TX0430032, Texas”, https://aquacensus.com/water-systems/texas/desert-wsc-tx0430032 (data as of October 1, 2026).