Public water system · TX2120020
ActiveSand Flat WSC
At a glance
Sand Flat WSC (PWSID TX2120020) is an active community water system in Smith County, Texas. It reports serving 4,569 people through 1,523 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, none is health-based, and the most recent began in February 2023.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
4,569
Service connections
1,523
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Sand Flat WSC compare with other water systems in Smith County?
By EPA's size categories, Sand Flat WSC is a medium system (3,301 to 10,000 people). Smith County has 45 active public water systems. Its population served is about 27% below the county average of 6,223 people per system, and accounts for 1.6% of the 280,017 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 Sand Flat WSC is about 32% 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 Sand Flat WSC?
EPA lists Sand Flat 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. 22 of the 45 active systems in Smith County (49%) are also owned by a local government.
Does Sand Flat WSC have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in February 2023. The violations listed here began between January 2008 and February 2023. By type: 10 monitoring and reporting and 2 public notice, recordkeeping or other. The contaminant or rule involved most often is Lead and Copper Rule (3 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 |
|---|---|---|---|---|
| 2023-02-13 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2022-01-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2021-03-15 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2019-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2013-12-30 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2008-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2008-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Fluoridecode 1025 | No | Resolved |
| 2008-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Thalliumcode 1085 | No | Resolved |
| 2008-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Cadmiumcode 1015 | No | Resolved |
| 2008-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Chromiumcode 1020 | No | Resolved |
| 2008-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Chromiumcode 1020 | No | Resolved |
| 2008-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Mercurycode 1035 | 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.
Sand Flat WSC: frequently asked questions
Who runs Sand Flat WSC?
Sand Flat WSC (PWSID TX2120020) is a community water system owned by a local government. It is regulated by the TX state drinking water program.
How many people does Sand Flat WSC serve?
Sand Flat WSC reports serving 4,569 people through 1,523 service connections in Smith County, Texas.
Where does Sand Flat 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 Sand Flat WSC have any drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in February 2023. 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 Sand Flat 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, none is health-based, and the most recent began in February 2023. For current results, consult the system's annual water quality report, EPA ECHO, or the TX state drinking water program.
Where can I find Sand Flat WSC's water quality report?
As a community water system, Sand Flat 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 Smith County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Tyler | Smith | 107,000 | Community | Surface water |
| Southern Utilities | Smith | 69,735 | Community | Purchased surface water |
| Lindale Rural WSC | Smith | 14,781 | Community | Groundwater |
| City of Whitehouse | Smith | 9,571 | Community | Purchased surface water |
| Walnut Grove WSC | Smith | 8,775 | Community | Purchased surface water |
| City of Lindale | Smith | 6,313 | 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, “Sand Flat WSC, PWSID TX2120020, Texas”, https://aquacensus.com/water-systems/texas/sand-flat-wsc-tx2120020 (data as of October 1, 2026).