Public water system · IA1393001
ActiveYetter Municipal Water Supply
At a glance
Yetter Municipal Water Supply (PWSID IA1393001) is an active non-transient non-community water system in Calhoun County, Iowa. It reports serving 25 people through 15 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 4 violations for this system; none is health-based, and the most recent began in January 2023.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
25
Service connections
15
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Yetter Municipal Water Supply compare with other water systems in Calhoun County?
By EPA's size categories, Yetter Municipal Water Supply is a very small system (500 people or fewer). Calhoun County has 14 active public water systems. Its population served is well below the county average of 572 people per system, and accounts for 0.3% of the 8,014 people reported by systems filed under the county. Across Iowa, the 1,828 active systems average 1,718 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Yetter Municipal Water Supply is well below that figure.
What does “non-transient non-community water system” mean?
A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. Iowa has 118 active non-transient non-community water systems, 6.5% of the state's 1,828 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 1,502 Iowa systems (82%) list groundwater as their primary source.
Who owns and regulates Yetter Municipal Water Supply?
EPA lists Yetter Municipal Water Supply as owned by a local government. The IA state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 12 of the 14 active systems in Calhoun County (86%) are also owned by a local government.
Does Yetter Municipal Water Supply have drinking water violations?
EPA's records list 4 violations for this system; none is health-based, and the most recent began in January 2023. The violations listed here began between October 1995 and January 2023. By type: 3 monitoring and reporting and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Total coliform bacteria (TCR) (2 of them). EPA lists 4 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 |
|---|---|---|---|---|
| 2023-01-23 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2021-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitritecode 1041 | No | Resolved |
| 1999-09-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1995-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 4 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.
Yetter Municipal Water Supply: frequently asked questions
Who runs Yetter Municipal Water Supply?
Yetter Municipal Water Supply (PWSID IA1393001) is a non-transient non-community water system owned by a local government. It is regulated by the IA state drinking water program.
How many people does Yetter Municipal Water Supply serve?
Yetter Municipal Water Supply reports serving 25 people through 15 service connections in Calhoun County, Iowa.
Where does Yetter Municipal Water Supply 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 Yetter Municipal Water Supply have any drinking water violations?
EPA's records list 4 violations for this system; none is health-based, and the most recent began in January 2023. 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 Yetter Municipal Water Supply'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 4 violations for this system; none is health-based, and the most recent began in January 2023. For current results, consult EPA ECHO, or the IA state drinking water program.
Where can I find Yetter Municipal Water Supply's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Yetter Municipal Water Supply is a non-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 Calhoun County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Rockwell City Water Supply | Calhoun | 2,250 | Community | Groundwater |
| Lake City Water Supply | Calhoun | 1,731 | Community | Groundwater |
| Manson Water Supply | Calhoun | 1,709 | Community | Groundwater |
| Pomeroy Water Supply | Calhoun | 671 | Community | Groundwater |
| Lohrville Water Supply | Calhoun | 381 | Community | Groundwater |
| Farnhamville Water Supply | Calhoun | 379 | 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, “Yetter Municipal Water Supply, PWSID IA1393001, Iowa”, https://aquacensus.com/water-systems/iowa/yetter-municipal-water-supply-ia1393001 (data as of October 1, 2026).