UPPER LAKE COUNTY WATER DISTRICT
PWSID: CA1710009 · Upper Lake, CA · Serves 989 people
According to EPA Safe Drinking Water Information System (SDWIS), UPPER LAKE COUNTY WATER DISTRICT (PWSID CA1710009) in Upper Lake, CA is listed as a CWS water system covering about 989 people. PlainEnviro's health-based extract shows zero health-based violation records for this system. PlainEnviro's extract shows zero health-based violation rows for UPPER LAKE COUNTY WATER DISTRICT; those counts stay historical EPA registry rows, not a current compliance or drinkability score.
UPPER LAKE COUNTY WATER DISTRICT has no health-based violation records in PlainEnviro's EPA SDWIS extract. This does not establish current safety or compliance.
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. No contaminant code appears in the extract. Day-to-day primacy enforcement for this system runs through the California 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 California state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- CA1710009
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Upper Lake, CA
- Population Served
- 989
- Health Violations
- None
No Violations on Record
UPPER LAKE COUNTY WATER DISTRICT has no violations recorded in the EPA Safe Drinking Water Information System.
Frequently Asked Questions
What does EPA SDWIS list for UPPER LAKE COUNTY WATER DISTRICT?
How many people does UPPER LAKE COUNTY WATER DISTRICT serve?
Compare beyond California
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest UPPER LAKE COUNTY WATER DISTRICT on cumulative violation count (0) and EPA-reported population served (989). Population peers include EHRENBERG IMPROVEMENT DISTRICT, JOHN ALFORD SUBDIVISION, MILLEDGEVILLE.
Similar population served
Nearest cross-state systems by EPA SDWIS population_served (same 500+ gate).
Nearby Water Systems
Explore More
About This Data
UPPER LAKE COUNTY WATER DISTRICT (CA1710009) is drawn from EPA SDWIS. Nearby county systems in this extract include HIGHLANDS MUTUAL WATER COMPANY; HIDDEN VALLEY LAKE CSD; KONOCTI COUNTY WATER DISTRICT; LAKEPORT, CITY OF. Health-based rows (none listed) 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.