SHELDON WATER UTILITY
PWSID: WI8550278 · Sheldon, WI · Serves 265 people
According to EPA Safe Drinking Water Information System (SDWIS), SHELDON WATER UTILITY (PWSID WI8550278) in Sheldon, WI is listed as a CWS water system covering about 265 people. The same extract lists 9 health-based violation records spanning 1994-2025. Those 9 health-based rows for SHELDON WATER UTILITY cover contaminants such as Revised Total Coliform Rule, Groundwater Rule, Stage 1 Disinfectants and Disinfection Byproducts Rule; they remain historical EPA registry entries, not a current compliance or drinkability score.
SHELDON WATER UTILITY has 9 health-based violation records in this historical extract. Monitoring and reporting records are not included.
PlainEnviro's health-based SDWIS extract covers monitoring and reporting violations only -- it does not include unresolved enforcement actions in progress or corrective steps a utility has taken since the extract date. 4 distinct EPA contaminant codes appear in this system's record, including Revised Total Coliform Rule, Groundwater Rule, Stage 1 Disinfectants and Disinfection Byproducts Rule. Recorded violations span 1994–2025. Day-to-day primacy enforcement for this system runs through the Wisconsin drinking-water program, not EPA directly.
A historical health-based record does not necessarily describe current water quality or compliance. The most authoritative current source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the Wisconsin state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- WI8550278
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Sheldon, WI
- Population Served
- 265
- Health Violations
- Yes (9)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Revised Total Coliform Rule | 4 | 4 |
| Groundwater Rule | 2 | 2 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | 2 | 2 |
| Lead and Copper Rule | 1 | 1 |
Violation History (9)
| Contaminant | Health | Date |
|---|---|---|
| Groundwater Rule | Yes | Jul 2, 2025 |
| Groundwater Rule | Yes | Jul 2, 2025 |
| Revised Total Coliform Rule | Yes | Sep 21, 2024 |
| Revised Total Coliform Rule | Yes | Sep 21, 2024 |
| Revised Total Coliform Rule | Yes | Sep 21, 2024 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | Yes | Nov 2, 2023 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | Yes | Nov 2, 2023 |
| Revised Total Coliform Rule | Yes | Feb 25, 2017 |
| Lead and Copper Rule | Yes | Jul 1, 1994 |
Frequently Asked Questions
What does EPA SDWIS list for SHELDON WATER UTILITY?
How many people does SHELDON WATER UTILITY serve?
What violations does SHELDON WATER UTILITY have?
What contaminants have been found in SHELDON WATER UTILITY water?
Compare beyond Wisconsin
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest SHELDON WATER UTILITY on cumulative violation count (9) and EPA-reported population served (265). Violation-count peers include Santa Clara Pueblo, PARSHALL, CITY OF, WELLPINIT.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Nearby Water Systems
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About This Data
SHELDON WATER UTILITY (WI8550278) is drawn from EPA SDWIS. Nearby county systems in this extract include STETSONVILLE WATERWORKS; GILMAN WATERWORKS; WESTBORO SAN DIST 1; CAMP FOREST SPRINGS JAMES LAKE AND FOREST LAKE APTS. Health-based rows (9 MCL/TT) are historical registry state, not a current drinkability score.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.