Public water system · IA9845024
ActiveManly Water Supply
At a glance
Manly Water Supply (PWSID IA9845024) is an active community water system in Worth County, Iowa. It reports serving 1,266 people through 563 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list one violation for this system; it is health-based, and the most recent began in October 1996.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,266
Service connections
563
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Manly Water Supply compare with other water systems in Worth County?
By EPA's size categories, Manly Water Supply is a small system (501 to 3,300 people). Worth County has 14 active public water systems, and Manly Water Supply is the 3rd-largest of them by population served. Its population served is about twice the county average of 626 people per system, and accounts for 14% of the 8,762 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 Manly 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. 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 Manly Water Supply?
EPA lists Manly 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. 9 of the 14 active systems in Worth County (64%) are also owned by a local government.
Does Manly Water Supply have drinking water violations?
EPA's records list one violation for this system; it is health-based, and the most recent began in October 1996. By type: 1 contaminant level above the legal limit. The contaminant or rule involved is Total coliform bacteria (TCR). EPA lists 1 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 |
|---|---|---|---|---|
| 1996-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
The one violation in EPA's records.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.
Manly Water Supply: frequently asked questions
Who runs Manly Water Supply?
Manly Water Supply (PWSID IA9845024) is a community water system owned by a local government. It is regulated by the IA state drinking water program.
How many people does Manly Water Supply serve?
Manly Water Supply reports serving 1,266 people through 563 service connections in Worth County, Iowa.
Where does Manly 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 Manly Water Supply have any drinking water violations?
EPA's records list one violation for this system; it is health-based, and the most recent began in October 1996. 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 Manly 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 one violation for this system; it is health-based, and the most recent began in October 1996. For current results, consult the system's annual water quality report, EPA ECHO, or the IA state drinking water program.
Where can I find Manly Water Supply's water quality report?
As a community water system, Manly 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 Worth County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Worth Co Interchange 214 Water Supply | Worth | 3,850 | Non-transient non-community | Groundwater |
| Northwood Waterworks | Worth | 2,072 | Community | Groundwater |
| Fertile Municipal Water | Worth | 306 | Community | Groundwater |
| Kensett Water Supply | Worth | 257 | Community | Groundwater |
| Grafton Water Supply | Worth | 218 | Community | Groundwater |
| Joice Water Supply | Worth | 208 | 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, “Manly Water Supply, PWSID IA9845024, Iowa”, https://aquacensus.com/water-systems/iowa/manly-water-supply-ia9845024 (data as of October 1, 2026).