Public water system · WA5307358
ActiveOk Ranch Inc.
At a glance
Ok Ranch Inc. (PWSID WA5307358) is an active transient non-community water system in Okanogan County, Washington. It reports serving 13 people through 14 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list one violation for this system; it is not health-based, and the most recent began in July 2000.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
13
Service connections
14
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Ok Ranch Inc. compare with other water systems in Okanogan County?
By EPA's size categories, Ok Ranch Inc. is a very small system (500 people or fewer). Okanogan County has 119 active public water systems. Its population served is well below the county average of 383 people per system, and accounts for less than 0.1% of the 45,608 people reported by systems filed under the county. Across Washington, the 4,705 active systems average 2,172 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Ok Ranch Inc. 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. Washington has 1,913 active transient non-community water systems, 41% 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 Ok Ranch Inc.?
EPA lists Ok Ranch Inc. 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. 89 of the 119 active systems in Okanogan County (75%) are also privately owned.
Does Ok Ranch Inc. have drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in July 2000. By type: 1 monitoring and reporting. The contaminant or rule involved is Total coliform bacteria (TCR). EPA lists 1 as archived. 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.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2000-07-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
The one violation in EPA's records.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.
Ok Ranch Inc.: frequently asked questions
Who runs Ok Ranch Inc.?
Ok Ranch Inc. (PWSID WA5307358) is a transient non-community water system privately owned. It is regulated by the WA state drinking water program.
How many people does Ok Ranch Inc. serve?
Ok Ranch Inc. reports serving 13 people through 14 service connections in Okanogan County, Washington.
Where does Ok Ranch Inc. 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 Ok Ranch Inc. have any drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in July 2000. 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 Ok Ranch Inc.'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 one violation for this system; it is not health-based, and the most recent began in July 2000. For current results, consult EPA ECHO, or the WA state drinking water program.
Where can I find Ok Ranch Inc.'s water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Ok Ranch Inc. 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 Okanogan County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Omak City of | Okanogan | 4,940 | Community | Groundwater |
| Brewster City of | Okanogan | 3,843 | Community | Groundwater |
| Okanogan Water Department City of | Okanogan | 3,817 | Community | Groundwater |
| Oroville City of | Okanogan | 3,256 | Community | Groundwater |
| Tonasket Water System | Okanogan | 2,398 | Community | Groundwater |
| Pearrygin Lake State Park - Both Cg | Okanogan | 2,103 | 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, “Ok Ranch Inc., PWSID WA5307358, Washington”, https://aquacensus.com/water-systems/washington/ok-ranch-inc-wa5307358 (data as of October 1, 2026).