Public water system · IA0721014
ActiveElk Run Heights Water Supply
At a glance
Elk Run Heights Water Supply (PWSID IA0721014) is an active community water system in Black Hawk County, Iowa. It reports serving 1,069 people through 485 service connections. Its primary water source is purchased groundwater, and EPA lists it as owned by a local government. EPA's records list 5 violations for this system; 1 is health-based, and the most recent began in December 2015.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,069
Service connections
485
Primary source
GWP
Purchased groundwater
System type
CWS
Community water system
System record
How does Elk Run Heights Water Supply compare with other water systems in Black Hawk County?
By EPA's size categories, Elk Run Heights Water Supply is a small system (501 to 3,300 people). Black Hawk County has 18 active public water systems, and Elk Run Heights Water Supply is the 6th-largest of them by population served. Its population served is well below the county average of 6,856 people per system, and accounts for 0.9% of the 123,407 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 Elk Run Heights Water Supply 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. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own. 156 Iowa systems (8.5%) list purchased groundwater as their primary source.
Who owns and regulates Elk Run Heights Water Supply?
EPA lists Elk Run Heights 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. 10 of the 18 active systems in Black Hawk County (56%) are also owned by a local government.
Does Elk Run Heights Water Supply have drinking water violations?
EPA's records list 5 violations for this system; 1 is health-based, and the most recent began in December 2015. The violations listed here began between July 2006 and December 2015. By type: 3 monitoring and reporting, 1 contaminant level above the legal limit and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Total coliform bacteria (TCR) (4 of them). EPA lists 5 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 |
|---|---|---|---|---|
| 2015-12-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2015-11-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2015-08-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2009-04-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2006-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
All 5 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.
Elk Run Heights Water Supply: frequently asked questions
Who runs Elk Run Heights Water Supply?
Elk Run Heights Water Supply (PWSID IA0721014) is a community water system owned by a local government. It is regulated by the IA state drinking water program.
How many people does Elk Run Heights Water Supply serve?
Elk Run Heights Water Supply reports serving 1,069 people through 485 service connections in Black Hawk County, Iowa.
Where does Elk Run Heights Water Supply get its water?
EPA SDWIS lists this system's primary water source as purchased groundwater. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own.
Does Elk Run Heights Water Supply have any drinking water violations?
EPA's records list 5 violations for this system; 1 is health-based, and the most recent began in December 2015. 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 Elk Run Heights 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 5 violations for this system; 1 is health-based, and the most recent began in December 2015. For current results, consult the system's annual water quality report, EPA ECHO, or the IA state drinking water program.
Where can I find Elk Run Heights Water Supply's water quality report?
As a community water system, Elk Run Heights Water Supply 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 Black Hawk County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Waterloo Water Works | Black Hawk | 69,504 | Community | Groundwater |
| Cedar Falls Municipal Water Utilities | Black Hawk | 40,713 | Community | Groundwater |
| Evansdale Water Works | Black Hawk | 4,561 | Community | Groundwater |
| Hudson Water Supply | Black Hawk | 2,546 | Community | Purchased groundwater |
| La Porte City Utilities | Black Hawk | 2,284 | Community | Groundwater |
| Dunkerton Muni Water Supply | Black Hawk | 842 | 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, “Elk Run Heights Water Supply, PWSID IA0721014, Iowa”, https://aquacensus.com/water-systems/iowa/elk-run-heights-water-supply-ia0721014 (data as of October 1, 2026).