Public water system · IA4945052
ActiveLa Motte Water Supply
At a glance
La Motte Water Supply (PWSID IA4945052) is an active community water system in Jackson County, Iowa. It reports serving 237 people through 113 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 2 violations for this system; none is health-based, and the most recent began in June 2015.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
237
Service connections
113
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does La Motte Water Supply compare with other water systems in Jackson County?
By EPA's size categories, La Motte Water Supply is a very small system (500 people or fewer). Jackson County has 26 active public water systems. Its population served is about half of the county average of 495 people per system, and accounts for 1.8% of the 12,876 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 La Motte 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 La Motte Water Supply?
EPA lists La Motte 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. 12 of the 26 active systems in Jackson County (46%) are also owned by a local government.
Does La Motte Water Supply have drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in June 2015. The violations listed here began between April 1998 and June 2015. By type: 2 monitoring and reporting. The contaminants or rules involved are Lead and Copper Rule and Nitrate. EPA lists 2 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 |
|---|---|---|---|---|
| 2015-06-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 1998-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
All 2 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.
La Motte Water Supply: frequently asked questions
Who runs La Motte Water Supply?
La Motte Water Supply (PWSID IA4945052) is a community water system owned by a local government. It is regulated by the IA state drinking water program.
How many people does La Motte Water Supply serve?
La Motte Water Supply reports serving 237 people through 113 service connections in Jackson County, Iowa.
Where does La Motte 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 La Motte Water Supply have any drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in June 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 La Motte 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 2 violations for this system; none is health-based, and the most recent began in June 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 La Motte Water Supply's water quality report?
As a community water system, La Motte 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 Jackson County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Maquoketa Municipal Water | Jackson | 6,128 | Community | Groundwater |
| Bellevue Municipal Utilities | Jackson | 2,363 | Community | Groundwater |
| Preston Muni Water Supply | Jackson | 949 | Community | Groundwater |
| Sabula Water Supply | Jackson | 506 | Community | Groundwater |
| Miles Water Department | Jackson | 408 | Community | Groundwater |
| Bluff Lake Catfish Farm | Jackson | 400 | 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, “La Motte Water Supply, PWSID IA4945052, Iowa”, https://aquacensus.com/water-systems/iowa/la-motte-water-supply-ia4945052 (data as of October 1, 2026).