Public water system · WA53AC293
ActiveT-11 Farmworker Housing
At a glance
T-11 Farmworker Housing (PWSID WA53AC293) is an active community water system in Grant County, Washington. It reports serving 99 people through 9 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 2 violations for this system; 1 is health-based, and the most recent began in January 2026.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
99
Service connections
9
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does T-11 Farmworker Housing compare with other water systems in Grant County?
By EPA's size categories, T-11 Farmworker Housing is a very small system (500 people or fewer). Grant County has 265 active public water systems. Its population served is well below the county average of 543 people per system, and accounts for less than 0.1% of the 143,944 people reported by systems filed under the county. Across Washington, the 4,705 active systems average 2,172 people each. Nationally, the average active community water system reports serving 6,703 people, so T-11 Farmworker Housing 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. Washington has 2,392 active community water systems, 51% of the state's 4,705 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 4,370 Washington systems (93%) list groundwater as their primary source.
Who owns and regulates T-11 Farmworker Housing?
EPA lists T-11 Farmworker Housing as privately owned. The WA state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 227 of the 265 active systems in Grant County (86%) are also privately owned.
Does T-11 Farmworker Housing have drinking water violations?
EPA's records list 2 violations for this system; 1 is health-based, and the most recent began in January 2026. The violations listed here began between January 2018 and January 2026. By type: 1 contaminant level above the legal limit and 1 monitoring and reporting. The contaminants or rules involved are Arsenic and Lead and Copper Rule. EPA lists 1 as archived and 1 as resolved. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status. 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 |
|---|---|---|---|---|
| 2026-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Single Sample · code 01 | Arseniccode 1005 | Yes | Archived |
| 2018-01-01 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | No | Resolved |
All 2 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.
T-11 Farmworker Housing: frequently asked questions
Who runs T-11 Farmworker Housing?
T-11 Farmworker Housing (PWSID WA53AC293) is a community water system privately owned. It is regulated by the WA state drinking water program.
How many people does T-11 Farmworker Housing serve?
T-11 Farmworker Housing reports serving 99 people through 9 service connections in Grant County, Washington.
Where does T-11 Farmworker Housing 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 T-11 Farmworker Housing have any drinking water violations?
EPA's records list 2 violations for this system; 1 is health-based, and the most recent began in January 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 T-11 Farmworker Housing'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 2 violations for this system; 1 is health-based, and the most recent began in January 2026. For current results, consult the system's annual water quality report, EPA ECHO, or the WA state drinking water program.
Where can I find T-11 Farmworker Housing's water quality report?
As a community water system, T-11 Farmworker Housing 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 Grant County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Moses Lake City of | Grant | 32,428 | Community | Groundwater |
| Gorge Amphitheatre | Grant | 25,119 | Transient non-community | Groundwater |
| Ephrata Water Department | Grant | 8,718 | Community | Groundwater |
| Quincy Water Department City of | Grant | 8,415 | Community | Groundwater |
| Mattawa City of | Grant | 5,370 | Community | Groundwater |
| Sun Lakes State Park | Grant | 4,858 | 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, “T-11 Farmworker Housing, PWSID WA53AC293, Washington”, https://aquacensus.com/water-systems/washington/t-11-farmworker-housing-wa53ac293 (data as of October 1, 2026).