Public water system · IA7445096
ActiveGraettinger Municipal Water Supply
At a glance
Graettinger Municipal Water Supply (PWSID IA7445096) is an active community water system in Palo Alto County, Iowa. It reports serving 897 people through 485 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 4 violations for this system; 1 is health-based, and the most recent began in January 2010.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
897
Service connections
485
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Graettinger Municipal Water Supply compare with other water systems in Palo Alto County?
By EPA's size categories, Graettinger Municipal Water Supply is a small system (501 to 3,300 people). Palo Alto County has 8 active public water systems, and Graettinger Municipal Water Supply is the 3rd-largest of them by population served. Its population served is about half of the county average of 1,944 people per system, and accounts for 5.8% of the 15,555 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 Graettinger Municipal 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 Graettinger Municipal Water Supply?
EPA lists Graettinger Municipal 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. 6 of the 8 active systems in Palo Alto County (75%) are also owned by a local government.
Does Graettinger Municipal Water Supply have drinking water violations?
EPA's records list 4 violations for this system; 1 is health-based, and the most recent began in January 2010. The violations listed here began between October 1996 and January 2010. By type: 3 monitoring and reporting and 1 contaminant level above the legal limit. The contaminants or rules involved are Xylenes, Total, Nitrate, Alachlor (Lasso) and Atrazine. EPA lists 4 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 |
|---|---|---|---|---|
| 2010-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Xylenes, Totalcode 2955 | No | Resolved |
| 2004-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Nitratecode 1040 | Yes | Resolved |
| 1996-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Alachlor (Lasso)code 2051 | No | Resolved |
| 1996-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Atrazinecode 2050 | No | Resolved |
All 4 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.
Graettinger Municipal Water Supply: frequently asked questions
Who runs Graettinger Municipal Water Supply?
Graettinger Municipal Water Supply (PWSID IA7445096) is a community water system owned by a local government. It is regulated by the IA state drinking water program.
How many people does Graettinger Municipal Water Supply serve?
Graettinger Municipal Water Supply reports serving 897 people through 485 service connections in Palo Alto County, Iowa.
Where does Graettinger Municipal 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 Graettinger Municipal Water Supply have any drinking water violations?
EPA's records list 4 violations for this system; 1 is health-based, and the most recent began in January 2010. 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 Graettinger Municipal 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 4 violations for this system; 1 is health-based, and the most recent began in January 2010. For current results, consult the system's annual water quality report, EPA ECHO, or the IA state drinking water program.
Where can I find Graettinger Municipal Water Supply's water quality report?
As a community water system, Graettinger Municipal 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 Palo Alto County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Iowa Lakes Regional Water - Osgood | Palo Alto | 9,021 | Community | Purchased surface water |
| Emmetsburg Municipal Water Department | Palo Alto | 3,733 | Community | Groundwater |
| Ruthven Water Supply | Palo Alto | 779 | Community | Groundwater |
| West Bend Water Department | Palo Alto | 772 | Community | Groundwater |
| Mallard Water Supply | Palo Alto | 257 | Community | Purchased groundwater |
| Daybreak Foods Inc. | Palo Alto | 65 | 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, “Graettinger Municipal Water Supply, PWSID IA7445096, Iowa”, https://aquacensus.com/water-systems/iowa/graettinger-municipal-water-supply-ia7445096 (data as of October 1, 2026).