LEWIS WATER SUPPLY
PWSID: IA1535078 · Lewis, IA · Serves 357 people
According to EPA Safe Drinking Water Information System (SDWIS), LEWIS WATER SUPPLY (PWSID IA1535078) in Lewis, IA is listed as a CWS water system covering about 357 people. The same extract lists 2 health-based violation records spanning 2025-2025. Those 2 health-based rows for LEWIS WATER SUPPLY cover contaminants such as Nitrate; they remain historical EPA registry entries, not a current compliance or drinkability score.
LEWIS WATER SUPPLY has 2 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 Nitrate. Recorded violations span 2025–2025. Day-to-day primacy enforcement for this system runs through the Iowa 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 Iowa state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- IA1535078
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Lewis, IA
- Population Served
- 357
- Health Violations
- Yes (2)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Nitrate | 2 | 2 |
Frequently Asked Questions
What does EPA SDWIS list for LEWIS WATER SUPPLY?
How many people does LEWIS WATER SUPPLY serve?
What violations does LEWIS WATER SUPPLY have?
What contaminants have been found in LEWIS WATER SUPPLY water?
Compare beyond Iowa
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest LEWIS WATER SUPPLY on cumulative violation count (2) and EPA-reported population served (357). Violation-count peers include SAINT REGIS MOHAWK TRIBE, REDBY/RED LAKE, Kickapoo Traditional Tribe.
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
LEWIS WATER SUPPLY (IA1535078) is drawn from EPA SDWIS. Nearby county systems in this extract include ATLANTIC MUNICIPAL UTILITIES; GRISWOLD WATER SUPPLY; ANITA MUNICIPAL UTILITIES; MASSENA WATER SUPPLY. Health-based rows (2 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.