MI-WUK VILLAGE, CA · Tuolumne County
SIERRA PARK WATER COMPANY INC. Water System
Consumer Confidence Report status
SIERRA PARK WATER COMPANY INC. 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 SIERRA PARK WATER COMPANY INC..
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 California’s official records. Always confirm current status with California before making decisions based on this information.
System facts
- System ID (PWSID)
- CA5510016
- System type
- Community Water System
- Population served
- 400
- Service connections
- 346
- Ownership
- privately owned
- Water source
- groundwater (wells)
SIERRA PARK WATER COMPANY INC. is one of 3,951 community water systems in California in the 500 or fewer people size category, serving 400 people from groundwater.
As of August 1, 2026, EPA's published records contain no violations for this system.
Violation history
No violations on record for this system.
Enforcement actions
- November 16, 2005State Administrative/Compliance Order without penalty issued13 linked violations
Common questions
Is SIERRA PARK WATER COMPANY INC. required to publish a Consumer Confidence Report?
- Yes. SIERRA PARK WATER COMPANY INC. 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 SIERRA PARK WATER COMPANY INC.’s next Consumer Confidence Report due?
- SIERRA PARK WATER COMPANY INC.’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does SIERRA PARK WATER COMPANY INC. have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for SIERRA PARK WATER COMPANY INC..
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
ORDWEIN, HEIDI
209-768-5283
MI-WUK VILLAGE, CA 95346