Public water system · IA7709053
ActiveAnkeny, City of
At a glance
City of Ankeny (PWSID IA7709053) is an active community water system in Polk County, Iowa. It reports serving 76,207 people through 31,373 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in July 2014.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
76,207
Service connections
31,373
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does City of Ankeny compare with other water systems in Polk County?
By EPA's size categories, City of Ankeny is a large system (10,001 to 100,000 people). Polk County has 38 active public water systems, and City of Ankeny is the 2nd-largest of them by population served. Its population served is about 5.9 times the county average of 12,857 people per system, and accounts for 16% of the 488,556 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 City of Ankeny is about 11 times 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. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 119 Iowa systems (6.5%) list purchased surface water as their primary source.
Who owns and regulates City of Ankeny?
EPA lists City of Ankeny 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. 16 of the 38 active systems in Polk County (42%) are also owned by a local government.
Does City of Ankeny have drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in July 2014. The violations listed here began between October 1997 and July 2014. By type: 10 monitoring and reporting and 2 contaminant level above the legal limit. The contaminant or rule involved most often is Nitrate (2 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 |
|---|---|---|---|---|
| 2014-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Resolved |
| 2002-10-01 | Monitoring and reportingMonitoring, Check/Repeat/Confirmation · code 04 | Nitratecode 1040 | No | Resolved |
| 2002-10-01 | Monitoring and reportingMonitoring, Check/Repeat/Confirmation · code 04 | Nitritecode 1041 | No | Resolved |
| 2001-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitritecode 1041 | No | Resolved |
| 2001-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1999-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Gross alpha (excluding radon and uranium)code 4000 | No | Resolved |
| 1999-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Combined Radium (-226 and -228)code 4010 | No | Resolved |
| 1998-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1997-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Benzenecode 2990 | No | Resolved |
| 1997-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Chlorobenzenecode 2989 | No | Resolved |
| 1997-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,1,1-Trichloroethanecode 2981 | No | Resolved |
| 1997-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,1,2-Trichloroethanecode 2985 | 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 Ankeny: frequently asked questions
Who runs City of Ankeny?
City of Ankeny (PWSID IA7709053) is a community water system owned by a local government. It is regulated by the IA state drinking water program.
How many people does City of Ankeny serve?
City of Ankeny reports serving 76,207 people through 31,373 service connections in Polk County, Iowa.
Where does City of Ankeny get its water?
EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.
Does City of Ankeny have any drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in July 2014. 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 Ankeny'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, 2 are health-based, and the most recent began in July 2014. For current results, consult the system's annual water quality report, EPA ECHO, or the IA state drinking water program.
Where can I find City of Ankeny's water quality report?
As a community water system, City of Ankeny 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 Polk County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Des Moines Water Works | Polk | 246,055 | Community | Purchased surface water |
| Urbandale Water Utility | Polk | 45,605 | Community | Purchased surface water |
| Johnston Municipal Water Supply | Polk | 24,897 | Community | Purchased surface water |
| Clive Water Department | Polk | 20,277 | Community | Purchased surface water |
| Altoona Water Supply | Polk | 19,565 | Community | Groundwater |
| Grimes Water Supply | Polk | 17,809 | Community | Groundwater |
Related pages
Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “Ankeny, City of, PWSID IA7709053, Iowa”, https://aquacensus.com/water-systems/iowa/ankeny-city-of-ia7709053 (data as of October 1, 2026).