DEERFIELD
PWSID: MI0001770 · Deerfield, MI · Serves 943 people
According to EPA Safe Drinking Water Information System (SDWIS), DEERFIELD (PWSID MI0001770) in Deerfield, MI is listed as a CWS water system covering about 943 people. The same extract lists 36 health-based violation records spanning 2014-2025. Those 36 health-based rows for DEERFIELD cover contaminants such as Long Term 2 Enhanced Surface Water Treatment Rule, ETHYLENE DIBROMIDE, Interim Enhanced Surface Water Treatment Rule; they remain historical EPA registry entries, not a current compliance or drinkability score.
DEERFIELD has 36 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. 3 distinct EPA contaminant codes appear in this system's record, including Long Term 2 Enhanced Surface Water Treatment Rule, ETHYLENE DIBROMIDE, Interim Enhanced Surface Water Treatment Rule. Recorded violations span 2014–2025. 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)
- MI0001770
- System Type
- CWS
- Water Source
- Surface Water
- Location
- Deerfield, MI
- Population Served
- 943
- Health Violations
- Yes (36)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Long Term 2 Enhanced Surface Water Treatment Rule | 32 | 32 |
| ETHYLENE DIBROMIDE | 3 | 3 |
| Interim Enhanced Surface Water Treatment Rule | 1 | 1 |
Violation History (36)
Frequently Asked Questions
What does EPA SDWIS list for DEERFIELD?
How many people does DEERFIELD serve?
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What contaminants have been found in DEERFIELD water?
Compare beyond Michigan
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest DEERFIELD on cumulative violation count (36) and EPA-reported population served (943). Violation-count peers include GULF COUNTY WATER DEPARTMENT, LEESBURG, CITY OF, ATTAPULGUS. Population peers include Bacavi Village, AWC - CASA GRANDE WEST WATER COMPANY, CHEROKEE CO RWD 2.
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
DEERFIELD (MI0001770) is drawn from EPA SDWIS. Nearby county systems in this extract include ADRIAN; TECUMSEH; MADISON TOWNSHIP; BLISSFIELD. Health-based rows (36 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.