Public water system · IA1656001
ActiveLowden Water Supply
At a glance
Lowden Water Supply (PWSID IA1656001) is an active community water system in Cedar County, Iowa. It reports serving 807 people through 350 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 3 violations for this system; none is health-based, and the most recent began in March 2018.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
807
Service connections
350
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Lowden Water Supply compare with other water systems in Cedar County?
By EPA's size categories, Lowden Water Supply is a small system (501 to 3,300 people). Cedar County has 28 active public water systems, and Lowden Water Supply is the 6th-largest of them by population served. Its population served is about 60% above the county average of 504 people per system, and accounts for 5.7% of the 14,112 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 Lowden 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 Lowden Water Supply?
EPA lists Lowden 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 28 active systems in Cedar County (32%) are also owned by a local government.
Does Lowden Water Supply have drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in March 2018. The violations listed here began between May 1999 and March 2018. By type: 1 monitoring, 1 public notice, recordkeeping or other and 1 monitoring and reporting. The contaminants or rules involved are Revised Total Coliform Rule, Consumer Confidence Rule and Total coliform bacteria (TCR). EPA lists 3 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 |
|---|---|---|---|---|
| 2018-03-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2013-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 1999-05-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 3 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.
Lowden Water Supply: frequently asked questions
Who runs Lowden Water Supply?
Lowden Water Supply (PWSID IA1656001) is a community water system owned by a local government. It is regulated by the IA state drinking water program.
How many people does Lowden Water Supply serve?
Lowden Water Supply reports serving 807 people through 350 service connections in Cedar County, Iowa.
Where does Lowden 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 Lowden Water Supply have any drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in March 2018. 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 Lowden 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 3 violations for this system; none is health-based, and the most recent began in March 2018. For current results, consult the system's annual water quality report, EPA ECHO, or the IA state drinking water program.
Where can I find Lowden Water Supply's water quality report?
As a community water system, Lowden 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 Cedar County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Tipton Water Supply | Cedar | 3,149 | Community | Groundwater |
| West Branch Water Works | Cedar | 2,509 | Community | Groundwater |
| Durant Water Supply | Cedar | 1,871 | Community | Groundwater |
| Clarence Water Supply | Cedar | 1,039 | Community | Groundwater |
| Mechanicsville Water Dept | Cedar | 1,020 | Community | Groundwater |
| Stanwood Water Supply | Cedar | 637 | 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, “Lowden Water Supply, PWSID IA1656001, Iowa”, https://aquacensus.com/water-systems/iowa/lowden-water-supply-ia1656001 (data as of October 1, 2026).