Public water system · IA2446029
ActiveSchleswig Munic Water Supply
At a glance
Schleswig Munic Water Supply (PWSID IA2446029) is an active community water system in Crawford County, Iowa. It reports serving 803 people through 437 service connections. Its primary water source is purchased groundwater, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, 5 are health-based, and the most recent began in October 2020.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
803
Service connections
437
Primary source
GWP
Purchased groundwater
System type
CWS
Community water system
System record
How does Schleswig Munic Water Supply compare with other water systems in Crawford County?
By EPA's size categories, Schleswig Munic Water Supply is a small system (501 to 3,300 people). Crawford County has 10 active public water systems, and Schleswig Munic Water Supply is the 3rd-largest of them by population served. Its population served is about half of the county average of 1,553 people per system, and accounts for 5.2% of the 15,526 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 Schleswig Munic 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 Schleswig Munic Water Supply?
EPA lists Schleswig Munic 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 10 active systems in Crawford County (90%) are also owned by a local government.
Does Schleswig Munic Water Supply have drinking water violations?
Of the 12 most recent violations in EPA's records, 5 are health-based, and the most recent began in October 2020. The violations listed here began between August 1995 and October 2020. By type: 6 monitoring and reporting, 5 contaminant level above the legal limit and 1 monitoring. The contaminant or rule involved most often is Nitrate (9 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 |
|---|---|---|---|---|
| 2020-10-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2015-08-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1999-08-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1996-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Single Sample · code 01 | Nitratecode 1040 | Yes | Resolved |
| 1996-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Single Sample · code 01 | Nitratecode 1040 | Yes | Resolved |
| 1996-03-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1996-03-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1996-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Single Sample · code 01 | Nitratecode 1040 | Yes | Resolved |
| 1995-11-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1995-11-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1995-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Single Sample · code 01 | Nitratecode 1040 | Yes | Resolved |
| 1995-08-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Single Sample · code 01 | Nitratecode 1040 | Yes | 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.
Schleswig Munic Water Supply: frequently asked questions
Who runs Schleswig Munic Water Supply?
Schleswig Munic Water Supply (PWSID IA2446029) is a community water system owned by a local government. It is regulated by the IA state drinking water program.
How many people does Schleswig Munic Water Supply serve?
Schleswig Munic Water Supply reports serving 803 people through 437 service connections in Crawford County, Iowa.
Where does Schleswig Munic 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 Schleswig Munic Water Supply have any drinking water violations?
Of the 12 most recent violations in EPA's records, 5 are health-based, and the most recent began in October 2020. 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 Schleswig Munic 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. Of the 12 most recent violations in EPA's records, 5 are health-based, and the most recent began in October 2020. For current results, consult the system's annual water quality report, EPA ECHO, or the IA state drinking water program.
Where can I find Schleswig Munic Water Supply's water quality report?
As a community water system, Schleswig Munic 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 Crawford County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Denison Water Supply | Crawford | 9,381 | Community | Groundwater |
| W Central Rwa - Denison Subsys | Crawford | 2,428 | Community | Purchased groundwater |
| Manilla Muni Service Dept | Crawford | 758 | Community | Groundwater |
| Charter Oak Water Supply | Crawford | 522 | Community | Purchased groundwater |
| Dow City Water Works | Crawford | 467 | Community | Groundwater |
| Vail Water Supply | Crawford | 383 | Community | Purchased 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, “Schleswig Munic Water Supply, PWSID IA2446029, Iowa”, https://aquacensus.com/water-systems/iowa/schleswig-munic-water-supply-ia2446029 (data as of October 1, 2026).