Skip to content
AquaCensus

Camas County, Idaho — public water systems

At a glance

9 active public water systems are filed under Camas County, Idaho in EPA's SDWIS records, together reporting 811 people served. The largest is City of Fairfield, which reports serving 441 people. 1 is a community water system serving people where they live; the other 8 are non-community systems, such as schools, workplaces, campgrounds and gas stations with their own supply.

Dataset updated . Source: EPA SDWIS/ECHO, refreshed quarterly.

Active systems

9

Population served

811

Community systems

1

Groundwater share

100%

How does Camas County compare with other Idaho counties?

Camas County has the 41st-most active public water systems among the 64 counties listed for active Idaho systems in EPA records; among the 47 with 3 or more systems, the median has 27. Its systems report 811 people served in total, the 47th-largest county figure in the state and less than 0.1% of the statewide total. The average system here reports serving 90 people, well below the Idaho average of 899. Population figures are what each system reports; people served by more than one system, such as a wholesaler and the town that buys from it, are counted by each.

Where does Camas County's drinking water come from?

By primary water source, Camas County's active systems draw on groundwater (9, 100%). Overall, all rely mainly on groundwater (including purchased groundwater) and none on surface water, compared with 96% and 4.1% across Idaho. Groundwater means the system draws its water from wells or springs fed by underground aquifers. The county's largest system, City of Fairfield, draws primarily on groundwater.

What kinds of water systems operate in Camas County?

Camas County's active systems break down as 1 community systems (11%) and 8 transient non-community systems (89%). A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. 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. EPA lists their owner types as private (44%), federal government (44%) and local government (11%).

Water systems in Camas County

🔒 Create a free account to export CSV
Active public water systems in Camas County, Idaho
#Water systemCountyPopulation servedTypeSource
1Fairfield City ofCamas441CommunityGroundwater
2Intermountain Christian CampCamas75Transient non-communityGroundwater
3Methodist Church Camp SawtoothCamas75Transient non-communityGroundwater
4Usfs Baumgartner CampgroundCamas55Transient non-communityGroundwater
5Soldier Mountain Ski Area Inc.Camas50Transient non-communityGroundwater
6Usfs Bowns CampgroundCamas40Transient non-communityGroundwater
7Hidden ParadiseCamas25Transient non-communityGroundwater
8Usfs Pioneer CampgroundCamas25Transient non-communityGroundwater
9Usfs Canyon CampgroundCamas25Transient non-communityGroundwater

Camas County water systems: frequently asked questions

How many public water systems are in Camas County, Idaho?

EPA's SDWIS records file 9 active public water systems under Camas County, Idaho: 1 community systems (11%) and 8 transient non-community systems (89%).

Who supplies drinking water in Camas County, ID?

The largest community water system filed under Camas County is City of Fairfield (441 people served). Which system serves a particular address depends on its service area, which EPA's SDWIS records do not include; a water bill or the local utility can confirm it.

Does Camas County's drinking water come from groundwater or surface water?

Of the 9 active public water systems in Camas County, all draw mainly on groundwater and none on surface water, counting purchased supplies. The largest system, City of Fairfield, uses groundwater.

Where can I find a water quality report for Camas County?

Each community water system must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1, covering the previous calendar year. 1 community system is filed under Camas County, so the report to look for is the one from the system that supplies your address.

How can I check violations for a water system in Camas County?

Open the system's profile from the list on this page. Each profile shows the most recent Safe Drinking Water Act violations in EPA's records, with plain-English labels and whether each one is resolved. For current compliance status, EPA ECHO is the primary source.

More Idaho water systems

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, “Public water systems in Camas County, Idaho”, https://aquacensus.com/water-systems/idaho/camas (data as of October 1, 2026).