SUPERIOR TOWNSHIP
PWSID: MI0006490 · Ypsilanti, MI · Serves 6,830 people
According to EPA Safe Drinking Water Information System (SDWIS), SUPERIOR TOWNSHIP (PWSID MI0006490) in Ypsilanti, MI is listed as a CWS water system covering about 6,830 people. The same extract lists 4 health-based violation records spanning 2023-2023. Those 4 health-based rows for SUPERIOR TOWNSHIP cover contaminants such as Lead and Copper Rule; they remain historical EPA registry entries, not a current compliance or drinkability score.
SUPERIOR TOWNSHIP 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. Recorded violations span 2023–2023. 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)
- MI0006490
- System Type
- CWS
- Water Source
- Surface Water
- Location
- Ypsilanti, MI
- Population Served
- 6,830
- Health Violations
- Yes (4)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Lead and Copper Rule | 4 | 4 |
Violation History (4)
| Contaminant | Health | Date |
|---|---|---|
| Lead and Copper Rule | Yes | Jan 1, 2023 |
| Lead and Copper Rule | Yes | Jan 1, 2023 |
| Lead and Copper Rule | Yes | Jan 1, 2023 |
| Lead and Copper Rule | Yes | Jan 1, 2023 |
Frequently Asked Questions
What does EPA SDWIS list for SUPERIOR TOWNSHIP?
How many people does SUPERIOR TOWNSHIP serve?
What violations does SUPERIOR TOWNSHIP have?
What contaminants have been found in SUPERIOR TOWNSHIP water?
Compare beyond Michigan
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest SUPERIOR TOWNSHIP on cumulative violation count (4) and EPA-reported population served (6,830). Violation-count peers include Santo Domingo Pueblo, Isleta Eastside, PARSHALL-LUCKY MOUND. Population peers include JESSAMINE CO WATER DISTRICT #1, TOWNSEND WATER DEPARTMENT, CALCASIEU PARISH WW DISTRICT 8.
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
SUPERIOR TOWNSHIP (MI0006490) is drawn from EPA SDWIS. Nearby county systems in this extract include ANN ARBOR; YPSILANTI COMMUNITY UTILITY AUTHORITY; PITTSFIELD TOWNSHIP; SALINE. 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.