Public water system · WA53FS828
ActiveSawmill Flat/Naches Rd
At a glance
Sawmill Flat/Naches Rd (PWSID WA53FS828) is an active transient non-community water system in Yakima County, Kansas. It reports serving 38 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as owned by the federal government. EPA's records list 5 violations for this system; 1 is health-based, and the most recent began in January 2021.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
38
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Sawmill Flat/Naches Rd compare with other water systems in Yakima County?
By EPA's size categories, Sawmill Flat/Naches Rd is a very small system (500 people or fewer). Yakima County has 2 active public water systems, and Sawmill Flat/Naches Rd is the 2nd-largest of them by population served. Its population served is about 41% below the county average of 65 people per system, and accounts for 29% of the 129 people reported by systems filed under the county. Across Kansas, the 1,041 active systems average 2,800 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Sawmill Flat/Naches Rd is well below that figure.
What does “transient non-community water system” mean?
A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. Kansas has 138 active transient non-community water systems, 13% of the state's 1,041 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 587 Kansas systems (56%) list groundwater as their primary source.
Who owns and regulates Sawmill Flat/Naches Rd?
EPA lists Sawmill Flat/Naches Rd as owned by the federal government. 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. 2 of the 2 active systems in Yakima County (100%) are also owned by the federal government.
Does Sawmill Flat/Naches Rd have drinking water violations?
EPA's records list 5 violations for this system; 1 is health-based, and the most recent began in January 2021. The violations listed here began between August 2010 and January 2021. By type: 4 monitoring and reporting and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Nitrate (4 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 |
|---|---|---|---|---|
| 2021-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2020-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2018-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2016-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2010-08-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Acute (TCR) · code 21 | Total coliform bacteria (TCR)code 3100 | Yes | 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.
Sawmill Flat/Naches Rd: frequently asked questions
Who runs Sawmill Flat/Naches Rd?
Sawmill Flat/Naches Rd (PWSID WA53FS828) is a transient non-community water system owned by the federal government. It is regulated by the WA state drinking water program.
How many people does Sawmill Flat/Naches Rd serve?
Sawmill Flat/Naches Rd reports serving 38 people through 1 service connection in Yakima County, Kansas.
Where does Sawmill Flat/Naches Rd 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 Sawmill Flat/Naches Rd have any drinking water violations?
EPA's records list 5 violations for this system; 1 is health-based, and the most recent began in January 2021. 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 Sawmill Flat/Naches Rd'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 January 2021. For current results, consult EPA ECHO, or the WA state drinking water program.
Where can I find Sawmill Flat/Naches Rd's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Sawmill Flat/Naches Rd is a transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.
Other water systems in Yakima County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Indian Creek - Naches Rd | Yakima | 91 | 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, “Sawmill Flat/Naches Rd, PWSID WA53FS828, Kansas”, https://aquacensus.com/water-systems/kansas/sawmill-flat-naches-rd-wa53fs828 (data as of October 1, 2026).