MATTOON WATERWORKS
PWSID: WI4590455 · Mattoon, WI · Serves 450 people
According to EPA Safe Drinking Water Information System (SDWIS), MATTOON WATERWORKS (PWSID WI4590455) in Mattoon, WI is listed as a CWS water system covering about 450 people. The same extract lists 3 health-based violation records spanning 2023-2023. Those 3 health-based rows for MATTOON WATERWORKS cover contaminants such as Revised Total Coliform Rule; they remain historical EPA registry entries, not a current compliance or drinkability score.
MATTOON WATERWORKS has 3 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. 1 distinct EPA contaminant code appears in this system's record, including Revised Total Coliform Rule. Recorded violations span 2023–2023. 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)
- WI4590455
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Mattoon, WI
- Population Served
- 450
- Health Violations
- Yes (3)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Revised Total Coliform Rule | 3 | 3 |
Violation History (3)
| Contaminant | Health | Date |
|---|---|---|
| Revised Total Coliform Rule | Yes | Jul 16, 2023 |
| Revised Total Coliform Rule | Yes | Jul 16, 2023 |
| Revised Total Coliform Rule | Yes | Jul 16, 2023 |
Frequently Asked Questions
What does EPA SDWIS list for MATTOON WATERWORKS?
How many people does MATTOON WATERWORKS serve?
What violations does MATTOON WATERWORKS have?
What contaminants have been found in MATTOON WATERWORKS water?
Compare beyond Wisconsin
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest MATTOON WATERWORKS on cumulative violation count (3) and EPA-reported population served (450). Violation-count peers include Mohegan Tribal Utility Authority, Tesuque Pueblo, Pojoaque South.
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
MATTOON WATERWORKS (WI4590455) is drawn from EPA SDWIS. Nearby county systems in this extract include SHAWANO WATERWORKS; SHAWANO LK SAN DIST 1; PULASKI WATERWORKS; SOUTH-CENTRAL WATER SYSTEM. Health-based rows (3 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.