Public water system · IA9233012
ActiveKalona Water Dept
At a glance
Kalona Water Dept (PWSID IA9233012) is an active community water system in Washington County, Iowa. It reports serving 2,630 people through 1,138 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 3 violations for this system; none is health-based, and the most recent began in April 2003.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
2,630
Service connections
1,138
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Kalona Water Dept compare with other water systems in Washington County?
By EPA's size categories, Kalona Water Dept is a small system (501 to 3,300 people). Washington County has 24 active public water systems, and Kalona Water Dept is the 2nd-largest of them by population served. Its population served is about 3.9 times the county average of 670 people per system, and accounts for 16% of the 16,082 people reported by systems filed under the county. Across Iowa, the 1,828 active systems average 1,718 people each. Nationally, the average active community water system reports serving 6,703 people, so Kalona Water Dept is about 61% 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. Iowa has 1,084 active community water systems, 59% 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 Kalona Water Dept?
EPA lists Kalona Water Dept 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. 9 of the 24 active systems in Washington County (38%) are also owned by a local government.
Does Kalona Water Dept have drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in April 2003. The violations listed here began between April 1993 and April 2003. By type: 3 monitoring and reporting. The contaminant or rule involved most often is p-Dichlorobenzene (2 of them). EPA lists 3 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 |
|---|---|---|---|---|
| 2003-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1993-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | p-Dichlorobenzenecode 2969 | No | Resolved |
| 1993-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | p-Dichlorobenzenecode 2969 | No | Resolved |
All 3 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.
Kalona Water Dept: frequently asked questions
Who runs Kalona Water Dept?
Kalona Water Dept (PWSID IA9233012) is a community water system owned by a local government. It is regulated by the IA state drinking water program.
How many people does Kalona Water Dept serve?
Kalona Water Dept reports serving 2,630 people through 1,138 service connections in Washington County, Iowa.
Where does Kalona Water Dept 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 Kalona Water Dept have any drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in April 2003. 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 Kalona Water Dept'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 3 violations for this system; none is health-based, and the most recent began in April 2003. For current results, consult the system's annual water quality report, EPA ECHO, or the IA state drinking water program.
Where can I find Kalona Water Dept's water quality report?
As a community water system, Kalona Water Dept 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 Washington County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Washington Water Department | Washington | 7,362 | Community | Groundwater |
| Wellman Municipal Waterworks | Washington | 1,524 | Community | Groundwater |
| Riverside Water Supply | Washington | 1,060 | Community | Groundwater |
| Brighton Municipal Water Supply | Washington | 600 | Community | Groundwater |
| Ainsworth Water Works | Washington | 511 | Community | Groundwater |
| Highland High School | Washington | 405 | Non-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, “Kalona Water Dept, PWSID IA9233012, Iowa”, https://aquacensus.com/water-systems/iowa/kalona-water-dept-ia9233012 (data as of October 1, 2026).