Public water system · ID2290042
ActiveUniversity of Idaho
At a glance
University of Idaho (PWSID ID2290042) is an active community water system in Latah County, Idaho. It reports serving 8,589 people through 179 service connections. Its primary water source is groundwater, and EPA lists it as owned by a state government. EPA's records list 5 violations for this system; 4 are health-based, and the most recent began in May 2005.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
8,589
Service connections
179
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does University of Idaho compare with other water systems in Latah County?
By EPA's size categories, University of Idaho is a medium system (3,301 to 10,000 people). Latah County has 29 active public water systems, and University of Idaho is the 2nd-largest of them by population served. Its population served is about 6.1 times the county average of 1,403 people per system, and accounts for 21% of the 40,673 people reported by systems filed under the county. Across Idaho, the 1,961 active systems average 899 people each. Nationally, the average active community water system reports serving 6,703 people, so University of Idaho is about 28% above that figure.
What does “community water system” mean?
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. Idaho has 765 active community water systems, 39% of the state's 1,961 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 1,861 Idaho systems (95%) list groundwater as their primary source.
Who owns and regulates University of Idaho?
EPA lists University of Idaho as owned by a state government. The ID state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 2 of the 29 active systems in Latah County (6.9%) are also owned by a state government.
Does University of Idaho have drinking water violations?
EPA's records list 5 violations for this system; 4 are health-based, and the most recent began in May 2005. The violations listed here began between October 1979 and May 2005. By type: 4 contaminant level above the legal limit and 1 monitoring and reporting. The contaminant or rule involved most often is Total coliform bacteria (TCR) (4 of them). EPA lists 5 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 |
|---|---|---|---|---|
| 2005-05-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 2000-09-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 1991-08-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 1991-06-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 1979-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Gross alpha (excluding radon and uranium)code 4000 | No | Archived |
All 5 violations in EPA's records, newest first.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.
University of Idaho: frequently asked questions
Who runs University of Idaho?
University of Idaho (PWSID ID2290042) is a community water system owned by a state government. It is regulated by the ID state drinking water program.
How many people does University of Idaho serve?
University of Idaho reports serving 8,589 people through 179 service connections in Latah County, Idaho.
Where does University of Idaho 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 University of Idaho have any drinking water violations?
EPA's records list 5 violations for this system; 4 are health-based, and the most recent began in May 2005. 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 University of Idaho'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 5 violations for this system; 4 are health-based, and the most recent began in May 2005. For current results, consult the system's annual water quality report, EPA ECHO, or the ID state drinking water program.
Where can I find University of Idaho's water quality report?
As a community water system, University of Idaho must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Latah County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Moscow Water Dept | Latah | 26,000 | Community | Groundwater |
| Genesee City of | Latah | 1,044 | Community | Groundwater |
| Troy City of | Latah | 850 | Community | Surface water |
| Potlatch City of | Latah | 812 | Community | Groundwater |
| Juliaetta City of | Latah | 624 | Community | Surface water |
| Deary City of | Latah | 529 | 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, “University of Idaho, PWSID ID2290042, Idaho”, https://aquacensus.com/water-systems/idaho/university-of-idaho-id2290042 (data as of October 1, 2026).