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AquaCensus

Public water system · OR4100673

Active

Prairie City

Community water system in Grant County, Oregon, drawing primarily on groundwater under influence of surface water.

Dataset updated . Source: EPA SDWIS/ECHO public records.

Population served

841

Service connections

443

Primary source

GU

Groundwater under influence of surface water

System type

CWS

Community water system

System record

PWSIDOR4100673
System typeCommunity water system
Activity statusActive
Population served841
Service connections443
Primary water sourceGroundwater under influence of surface water
Owner typeLocal government
Primacy agencyOR state drinking water program
City served
StateOregon
ZIP

Violations & enforcement

BeganViolationContaminantHealth-basedStatus
2025-10-01272950NoArchived
2025-10-01272456NoArchived
2025-06-01360200NoResolved
2025-06-01360200NoResolved
2025-06-01360200NoResolved
2024-07-01717000NoResolved
2022-01-01032969NoResolved
2022-01-01032982NoResolved
2022-01-01032968NoResolved
2022-01-01032987NoResolved
2022-01-01032985NoResolved
2022-01-01032992NoResolved

Prairie City: frequently asked questions

Is Prairie City's water safe to drink?

Prairie City is an active community water system regulated under the Safe Drinking Water Act, overseen by the OR state drinking water program. EPA SDWA violation and enforcement records for this system are being added to AquaCensus from EPA ECHO; consult EPA ECHO or your annual Consumer Confidence Report for its current compliance status.

Who runs Prairie City?

Prairie City (PWSID OR4100673) is a local government-owned community water system, regulated by the OR state drinking water program.

How many people does Prairie City serve?

Prairie City reports serving 841 people through 443 service connections in Grant County, Oregon.

Where does Prairie City get its water?

EPA SDWIS lists this system's primary water source as groundwater under influence of surface water.

Other water systems in Grant County

Water systemCountyPopulation servedTypeSource
Moses Lake City ofGrant32,428CommunityGroundwater
Marion City Water WorksGrant28,363CommunityGroundwater
Gorge AmphitheatreGrant25,119Transient non-communityGroundwater
Bullock Pen Water DistrictGrant20,048CommunitySurface water
Sardis Water AssociationGrant15,660CommunityPurchased surface water
Silver City Water SystemGrant14,400CommunityGroundwater