Public water system · WI8020376
ActiveGlidden Sanitary District
At a glance
Glidden Sanitary District (PWSID WI8020376) is an active community water system in Ashland County, Wisconsin. It reports serving 750 people through 306 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in March 2025.
This page covers its drinking water system only; sewer and wastewater service are not part of EPA's drinking water records.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
750
Service connections
306
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Glidden Sanitary District compare with other water systems in Ashland County?
By EPA's size categories, Glidden Sanitary District is a small system (501 to 3,300 people). Ashland County has 82 active public water systems, and Glidden Sanitary District is the 2nd-largest of them by population served. Its population served is about 5 times the county average of 151 people per system, and accounts for 6% of the 12,416 people reported by systems filed under the county. Across Wisconsin, the 11,056 active systems average 469 people each. Nationally, the average active community water system reports serving 6,703 people, so Glidden Sanitary District 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. Wisconsin has 1,053 active community water systems, 9.5% of the state's 11,056 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 10,978 Wisconsin systems (99%) list groundwater as their primary source.
Who owns and regulates Glidden Sanitary District?
EPA lists Glidden Sanitary District as owned by a local government. The WI state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 20 of the 82 active systems in Ashland County (24%) are also owned by a local government.
Does Glidden Sanitary District have drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in March 2025. The violations listed here began between January 2001 and March 2025. By type: 4 monitoring and reporting, 3 monitoring, 3 public notice, recordkeeping or other and 2 required treatment not met. The contaminant or rule involved most often is Revised Total Coliform Rule (3 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 |
|---|---|---|---|---|
| 2025-03-11 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2023-09-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2023-05-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2019-01-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2019-01-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2019-01-01 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Resolved |
| 2019-01-01 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Resolved |
| 2019-01-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2010-10-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2007-12-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2007-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2001-01-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | 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.
Glidden Sanitary District: frequently asked questions
Who runs Glidden Sanitary District?
Glidden Sanitary District (PWSID WI8020376) is a community water system owned by a local government. It is regulated by the WI state drinking water program.
How many people does Glidden Sanitary District serve?
Glidden Sanitary District reports serving 750 people through 306 service connections in Ashland County, Wisconsin.
Where does Glidden Sanitary District 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 Sanitary District have any drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in March 2025. 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 Sanitary District'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, 2 are health-based, and the most recent began in March 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the WI state drinking water program.
Where can I find Glidden Sanitary District's water quality report?
As a community water system, Glidden Sanitary District 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 Ashland County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Ashland Water Utility | Ashland | 8,000 | Community | Surface water |
| Mellen Water Utility | Ashland | 731 | Community | Groundwater |
| Butternut Waterworks | Ashland | 283 | Community | Groundwater |
| Marengo Valley School | Ashland | 220 | Non-transient non-community | Groundwater |
| Hartzell Subdivision - Abbey Lane | Ashland | 115 | Transient non-community | Groundwater |
| Beach Club | Ashland | 100 | 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, “Glidden Sanitary District, PWSID WI8020376, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/glidden-sanitary-district-wi8020376 (data as of October 1, 2026).