PEPIN WATERWORKS
PWSID: WI6470141 · Pepin, WI · Serves 816 people
According to EPA Safe Drinking Water Information System (SDWIS), PEPIN WATERWORKS (PWSID WI6470141) in Pepin, WI is listed as a CWS water system covering about 816 people. The same extract lists 12 health-based violation records spanning 2014-2025. Those 12 health-based rows for PEPIN WATERWORKS cover contaminants such as Lead and Copper Rule, Stage 1 Disinfectants and Disinfection Byproducts Rule, LEAD AND COPPER RULE REVISIONS; they remain historical EPA registry entries, not a current compliance or drinkability score.
PEPIN WATERWORKS has 12 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 Lead and Copper Rule, Stage 1 Disinfectants and Disinfection Byproducts Rule, LEAD AND COPPER RULE REVISIONS. Recorded violations span 2014–2025. 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)
- WI6470141
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Pepin, WI
- Population Served
- 816
- Health Violations
- Yes (12)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Lead and Copper Rule | 5 | 5 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | 4 | 4 |
| LEAD AND COPPER RULE REVISIONS | 2 | 2 |
| Groundwater Rule | 1 | 1 |
Violation History (12)
| Contaminant | Health | Date |
|---|---|---|
| Lead and Copper Rule | Yes | Oct 3, 2025 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | Yes | Aug 2, 2025 |
| LEAD AND COPPER RULE REVISIONS | Yes | Oct 17, 2024 |
| LEAD AND COPPER RULE REVISIONS | Yes | Oct 17, 2024 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | Yes | May 2, 2024 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | Yes | May 2, 2024 |
| Lead and Copper Rule | Yes | Feb 1, 2023 |
| Lead and Copper Rule | Yes | Feb 1, 2023 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | Yes | May 2, 2021 |
| Lead and Copper Rule | Yes | Nov 1, 2020 |
| Lead and Copper Rule | Yes | Nov 1, 2020 |
| Groundwater Rule | Yes | Jan 1, 2014 |
Frequently Asked Questions
What does EPA SDWIS list for PEPIN WATERWORKS?
How many people does PEPIN WATERWORKS serve?
What violations does PEPIN WATERWORKS have?
What contaminants have been found in PEPIN WATERWORKS water?
Compare beyond Wisconsin
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest PEPIN WATERWORKS on cumulative violation count (12) and EPA-reported population served (816). Violation-count peers include SAC & FOX (MESKWAKI) IN IOWA, Walker River Paiute Tribe, CRAIG PUBLIC WORKS. Population peers include SIERRA PACIFIC MOBILE MANOR, HICKORY VILLAGE, SOUTHBURY TRAINING SCHOOL.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Similar population served
Nearest cross-state systems by EPA SDWIS population_served (same 500+ gate).
Nearby Water Systems
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About This Data
PEPIN WATERWORKS (WI6470141) is drawn from EPA SDWIS. Nearby county systems in this extract include DURAND WATERWORKS. Health-based rows (12 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.