Public water system · IA1438091
ActiveGlidden Water Supply
At a glance
Glidden Water Supply (PWSID IA1438091) is an active community water system in Carroll County, Iowa. It reports serving 1,140 people through 562 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 6 violations for this system; none is health-based, and the most recent began in July 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,140
Service connections
562
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Glidden Water Supply compare with other water systems in Carroll County?
By EPA's size categories, Glidden Water Supply is a small system (501 to 3,300 people). Carroll County has 13 active public water systems, and Glidden Water Supply is the 5th-largest of them by population served. Its population served is about 25% below the county average of 1,519 people per system, and accounts for 5.8% of the 19,740 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 Glidden 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 Glidden Water Supply?
EPA lists Glidden 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 13 active systems in Carroll County (92%) are also owned by a local government.
Does Glidden Water Supply have drinking water violations?
EPA's records list 6 violations for this system; none is health-based, and the most recent began in July 2024. The violations listed here began between October 2001 and July 2024. By type: 4 monitoring and reporting and 2 public notice, recordkeeping or other. The contaminant or rule involved most often is Consumer Confidence Rule (2 of them). EPA lists 6 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 |
|---|---|---|---|---|
| 2024-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2017-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2015-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2015-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2002-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2001-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
All 6 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.
Glidden Water Supply: frequently asked questions
Who runs Glidden Water Supply?
Glidden Water Supply (PWSID IA1438091) is a community water system owned by a local government. It is regulated by the IA state drinking water program.
How many people does Glidden Water Supply serve?
Glidden Water Supply reports serving 1,140 people through 562 service connections in Carroll County, Iowa.
Where does Glidden 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 Glidden Water Supply have any drinking water violations?
EPA's records list 6 violations for this system; none is health-based, and the most recent began in July 2024. 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 Glidden 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 6 violations for this system; none is health-based, and the most recent began in July 2024. For current results, consult the system's annual water quality report, EPA ECHO, or the IA state drinking water program.
Where can I find Glidden Water Supply's water quality report?
As a community water system, Glidden 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 Carroll County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Carroll Municipal Water Supply | Carroll | 10,184 | Community | Groundwater |
| West Central Rwa - Nish System | Carroll | 3,573 | Community | Groundwater |
| Manning Water Supply | Carroll | 1,392 | Community | Groundwater |
| Coon Rapids Municipal Utilities | Carroll | 1,242 | Community | Groundwater |
| Arcadia Water Supply | Carroll | 525 | Community | Purchased groundwater |
| Breda Water Supply | Carroll | 502 | 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, “Glidden Water Supply, PWSID IA1438091, Iowa”, https://aquacensus.com/water-systems/iowa/glidden-water-supply-ia1438091 (data as of October 1, 2026).