ST. CLAIR, CITY OF
PWSID: MI0006270 · St. Clair, MI · Serves 5,464 people
According to EPA Safe Drinking Water Information System (SDWIS), ST. CLAIR, CITY OF (PWSID MI0006270) in St. Clair, MI is listed as a CWS water system covering about 5,464 people. The same extract lists 4 health-based violation records spanning 2020-2024. Those 4 health-based rows for ST. CLAIR, CITY OF cover contaminants such as LEAD AND COPPER RULE REVISIONS, EPA contaminant code Unknown (name unavailable in this extract); they remain historical EPA registry entries, not a current compliance or drinkability score.
ST. CLAIR, CITY OF has 4 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 LEAD AND COPPER RULE REVISIONS, EPA contaminant code Unknown (name unavailable in this extract). Recorded violations span 2020–2024. Day-to-day primacy enforcement for this system runs through the Michigan 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 Michigan state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- MI0006270
- System Type
- CWS
- Water Source
- Surface Water
- Location
- St. Clair, MI
- Population Served
- 5,464
- Health Violations
- Yes (4)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| LEAD AND COPPER RULE REVISIONS | 3 | 3 |
| EPA contaminant code Unknown (name unavailable in this extract) | 1 | 1 |
Violation History (4)
| Contaminant | Health | Date |
|---|---|---|
| LEAD AND COPPER RULE REVISIONS | Yes | Oct 17, 2024 |
| LEAD AND COPPER RULE REVISIONS | Yes | Oct 17, 2024 |
| LEAD AND COPPER RULE REVISIONS | Yes | Oct 17, 2024 |
| - | Yes | Jan 12, 2020 |
Frequently Asked Questions
What does EPA SDWIS list for ST. CLAIR, CITY OF?
How many people does ST. CLAIR, CITY OF serve?
What violations does ST. CLAIR, CITY OF have?
What contaminants have been found in ST. CLAIR, CITY OF water?
Compare beyond Michigan
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest ST. CLAIR, CITY OF on cumulative violation count (4) and EPA-reported population served (5,464). Violation-count peers include Santo Domingo Pueblo, Isleta Eastside, PARSHALL-LUCKY MOUND. Population peers include TUD - COLUMBIA WATER SYSTEM, WAYNESVILLE PWS, CITY OF ROCKDALE.
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
ST. CLAIR, CITY OF (MI0006270) is drawn from EPA SDWIS. Nearby county systems in this extract include PORT HURON, CITY OF; PORT HURON TOWNSHIP; MARYSVILLE, CITY OF; CLAY TOWNSHIP. Health-based rows (4 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.