LEWISTON, ID · Nez Perce County
LEWISTON CITY OF Water System
Consumer Confidence Report status
LEWISTON CITY OF must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.
As of August 1, 2026, EPA's federal records show no open violations for LEWISTON CITY OF.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 2026. This is a record-keeping and public-information tool — it does not replace Idaho’s official records. Always confirm current status with Idaho before making decisions based on this information.
System facts
- System ID (PWSID)
- ID2350014
- System type
- Community Water System
- Population served
- 15,001
- Service connections
- 5,963
- Ownership
- local government
- Water source
- surface water (rivers, lakes, or reservoirs)
LEWISTON CITY OF is among the 17 largest community water systems in Idaho, serving 15,001 people from surface water.
As of August 1, 2026, its federal record holds 1 entry in 1979, all of which EPA lists as closed. Nothing has been added since 1979.
All 1 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves the Radionuclides and Revised Rad Rule.
Violation history
Monitoring, Regular
—Gross Alpha, Excl. Radon and U
October 1, 1979 – October 31, 1979
Archived
Archived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Archived |
Archived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
No enforcement actions on record for this system.
Common questions
Is LEWISTON CITY OF required to publish a Consumer Confidence Report?
- Yes. LEWISTON CITY OF is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.
When is LEWISTON CITY OF’s next Consumer Confidence Report due?
- LEWISTON CITY OF’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does LEWISTON CITY OF have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for LEWISTON CITY OF.
What is a Consumer Confidence Report?
- A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.
Contact
LACY, BRYAN
208-746-7461
LEWISTON, ID 83501