Public water system · WA53AE369
ActiveProject Cougar
At a glance
Project Cougar (PWSID WA53AE369) is an active non-transient non-community water system in Whitman County, Washington. It reports serving 283 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's Safe Drinking Water Act records list no violations for this system.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
283
Service connections
1
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Project Cougar compare with other water systems in Whitman County?
By EPA's size categories, Project Cougar is a very small system (500 people or fewer). Whitman County has 33 active public water systems. Its population served is well below the county average of 2,055 people per system, and accounts for 0.4% of the 67,820 people reported by systems filed under the county. Across Washington, the 4,705 active systems average 2,172 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Project Cougar is about 34% below that figure.
What does “non-transient non-community water system” mean?
A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. Washington has 400 active non-transient non-community water systems, 8.5% 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 Project Cougar?
EPA lists Project Cougar 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. 7 of the 33 active systems in Whitman County (21%) are also privately owned.
Does Project Cougar have drinking water violations?
No SDWA violations on record.
EPA's SDWA violation and enforcement data (via EPA ECHO, updated quarterly) lists no violations for Project Cougar. For the latest compliance status, check EPA ECHO for current compliance history.
Project Cougar: frequently asked questions
Who runs Project Cougar?
Project Cougar (PWSID WA53AE369) is a non-transient non-community water system privately owned. It is regulated by the WA state drinking water program.
How many people does Project Cougar serve?
Project Cougar reports serving 283 people through 1 service connection in Whitman County, Washington.
Where does Project Cougar 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 Project Cougar have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Project Cougar'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 Safe Drinking Water Act records list no violations for this system. For current results, consult EPA ECHO, or the WA state drinking water program.
Where can I find Project Cougar's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Project Cougar is a non-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 Whitman County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Pullman Water Department City of | Whitman | 31,315 | Community | Groundwater |
| Washington State University | Whitman | 21,506 | Community | Groundwater |
| Colfax Water Department City of | Whitman | 3,507 | Community | Groundwater |
| Palouse Water Dept City of | Whitman | 1,298 | Community | Groundwater |
| Tekoa City of | Whitman | 1,076 | Community | Groundwater |
| Horn School Rest Area | Whitman | 833 | 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, “Project Cougar, PWSID WA53AE369, Washington”, https://aquacensus.com/water-systems/washington/project-cougar-wa53ae369 (data as of October 1, 2026).