Public water system · ID5340010
ActiveMinidoka City of
At a glance
City of Minidoka (PWSID ID5340010) is an active community water system in Minidoka County, Idaho. It reports serving 120 people through 57 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in August 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
120
Service connections
57
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does City of Minidoka compare with other water systems in Minidoka County?
By EPA's size categories, City of Minidoka is a very small system (500 people or fewer). Minidoka County has 27 active public water systems. Its population served is well below the county average of 557 people per system, and accounts for 0.8% of the 15,030 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 City of Minidoka is well below 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 City of Minidoka?
EPA lists City of Minidoka as owned by a local 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. 7 of the 27 active systems in Minidoka County (26%) are also owned by a local government.
Does City of Minidoka have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in August 2025. The violations listed here began between October 2024 and August 2025. By type: 10 monitoring and reporting, 1 monitoring and 1 reporting. The contaminant or rule involved most often is Chlorine (8 of them). EPA lists 12 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2025-08-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2025-07-02 | ReportingNotification, Known or Potential LSL · code 4H | Lead and Copper Rule Revisionscode 5200 | No | Resolved |
| 2025-06-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2025-05-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2025-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2025-03-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2025-02-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2025-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2025-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2024-12-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2024-11-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2024-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
The 12 most recent 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.
City of Minidoka: frequently asked questions
Who runs City of Minidoka?
City of Minidoka (PWSID ID5340010) is a community water system owned by a local government. It is regulated by the ID state drinking water program.
How many people does City of Minidoka serve?
City of Minidoka reports serving 120 people through 57 service connections in Minidoka County, Idaho.
Where does City of Minidoka 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 City of Minidoka have any drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in August 2025. 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 City of Minidoka'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. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in August 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the ID state drinking water program.
Where can I find City of Minidoka's water quality report?
As a community water system, City of Minidoka 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 Minidoka County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Rupert City of | Minidoka | 5,796 | Community | Groundwater |
| Heyburn City of | Minidoka | 3,000 | Community | Groundwater |
| Paul City of | Minidoka | 1,195 | Community | Groundwater |
| Minico High School | Minidoka | 1,100 | Non-transient non-community | Groundwater |
| Wayside Cafe | Minidoka | 500 | Transient non-community | Groundwater |
| LDS Church Acequia #5042011 | Minidoka | 468 | 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, “Minidoka City of, PWSID ID5340010, Idaho”, https://aquacensus.com/water-systems/idaho/minidoka-city-of-id5340010 (data as of October 1, 2026).