Public water system · IA5064055
ActivePrairie City Water Works
At a glance
Prairie City Water Works (PWSID IA5064055) is an active community water system in Jasper County, Iowa. It reports serving 1,703 people through 660 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 7 violations for this system; 3 are health-based, and the most recent began in May 2005.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,703
Service connections
660
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Prairie City Water Works compare with other water systems in Jasper County?
By EPA's size categories, Prairie City Water Works is a small system (501 to 3,300 people). Jasper County has 11 active public water systems, and Prairie City Water Works is the 4th-largest of them by population served. Its population served is about 29% below the county average of 2,384 people per system, and accounts for 6.5% of the 26,224 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 Prairie City Water Works 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. 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 Prairie City Water Works?
EPA lists Prairie City Water Works 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 11 active systems in Jasper County (82%) are also owned by a local government.
Does Prairie City Water Works have drinking water violations?
EPA's records list 7 violations for this system; 3 are health-based, and the most recent began in May 2005. The violations listed here began between April 1992 and May 2005. By type: 4 monitoring and reporting and 3 contaminant level above the legal limit. The contaminant or rule involved most often is Nitrate (4 of them). EPA lists 7 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 |
|---|---|---|---|---|
| 2005-05-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1994-11-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1994-08-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1994-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1994-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Single Sample · code 01 | Nitratecode 1040 | Yes | Resolved |
| 1993-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1992-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Antimonycode 1074 | No | Resolved |
All 7 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.
Prairie City Water Works: frequently asked questions
Who runs Prairie City Water Works?
Prairie City Water Works (PWSID IA5064055) is a community water system owned by a local government. It is regulated by the IA state drinking water program.
How many people does Prairie City Water Works serve?
Prairie City Water Works reports serving 1,703 people through 660 service connections in Jasper County, Iowa.
Where does Prairie City Water Works 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 Prairie City Water Works have any drinking water violations?
EPA's records list 7 violations for this system; 3 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 Prairie City Water Works' 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 7 violations for this system; 3 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 IA state drinking water program.
Where can I find Prairie City Water Works' water quality report?
As a community water system, Prairie City Water Works 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 Jasper County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Newton Water Supply | Jasper | 16,518 | Community | Groundwater |
| Colfax Water Supply | Jasper | 2,305 | Community | Groundwater |
| Monroe Water Supply | Jasper | 2,007 | Community | Purchased groundwater |
| Baxter Water Supply | Jasper | 1,002 | Community | Purchased groundwater |
| Sully Muni Water Works | Jasper | 900 | Community | Purchased groundwater |
| Kellogg Water Supply | Jasper | 617 | 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, “Prairie City Water Works, PWSID IA5064055, Iowa”, https://aquacensus.com/water-systems/iowa/prairie-city-water-works-ia5064055 (data as of October 1, 2026).