Public water system · WA53SP108
ActiveWsdp Seven Mile Riverside State Prk
At a glance
Wsdp Seven Mile Riverside State Prk (PWSID WA53SP108) is an active transient non-community water system in Spokane County, Washington. It reports serving 250 people through 2 service connections. Its primary water source is groundwater, and EPA lists it as owned by a state government. EPA's Safe Drinking Water Act records list no violations for this system.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
250
Service connections
2
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Wsdp Seven Mile Riverside State Prk compare with other water systems in Spokane County?
By EPA's size categories, Wsdp Seven Mile Riverside State Prk is a very small system (500 people or fewer). Spokane County has 163 active public water systems. Its population served is well below the county average of 3,871 people per system, and accounts for less than 0.1% of the 631,008 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 Wsdp Seven Mile Riverside State Prk is about 74% above 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 Wsdp Seven Mile Riverside State Prk?
EPA lists Wsdp Seven Mile Riverside State Prk as owned by a state 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. 11 of the 163 active systems in Spokane County (6.7%) are also owned by a state government.
Does Wsdp Seven Mile Riverside State Prk 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 Wsdp Seven Mile Riverside State Prk. For the latest compliance status, check EPA ECHO for current compliance history.
Wsdp Seven Mile Riverside State Prk: frequently asked questions
Who runs Wsdp Seven Mile Riverside State Prk?
Wsdp Seven Mile Riverside State Prk (PWSID WA53SP108) is a transient non-community water system owned by a state government. It is regulated by the WA state drinking water program.
How many people does Wsdp Seven Mile Riverside State Prk serve?
Wsdp Seven Mile Riverside State Prk reports serving 250 people through 2 service connections in Spokane County, Washington.
Where does Wsdp Seven Mile Riverside State Prk 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 Wsdp Seven Mile Riverside State Prk have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Wsdp Seven Mile Riverside State Prk'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 Wsdp Seven Mile Riverside State Prk's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Wsdp Seven Mile Riverside State Prk 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 Spokane County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Spokane City of | Spokane | 346,138 | Community | Groundwater |
| Whitworth Water District 2 | Spokane | 26,883 | Community | Groundwater |
| Vera Water & Power | Spokane | 24,692 | Community | Groundwater |
| Consolidated Irrig Dist 19 System 2 | Spokane | 21,220 | Community | Groundwater |
| Spo Co Water Dist 3 Sys 1 | Spokane | 19,035 | Community | Groundwater |
| Modern Electric Water Co | Spokane | 18,487 | 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, “Wsdp Seven Mile Riverside State Prk, PWSID WA53SP108, Washington”, https://aquacensus.com/water-systems/washington/wsdp-seven-mile-riverside-state-prk-wa53sp108 (data as of October 1, 2026).