Data update history
September 10, 2025
Posted financials
Added Form 990 for fiscal year 2024
June 6, 2024
Posted financials
Added Form 990 for fiscal year 2023
November 25, 2023
Posted financials
Added Form 990 for fiscal year 2021
July 15, 2023
Posted financials
Added Form 990 for fiscal year 2022
October 4, 2021
Posted financials
Added Form 990 for fiscal year 2020
Nonprofit Types
Public utilitiesPublic sector nonprofits
Issues
No issues found
Characteristics
MembershipsState / local level
General information
- Address
- PO Box 3718
- Sonora, CA 95370
- County
- Tuolumne County, CA
- Phone
- (209) 536-1218
IRS details
- EIN
- 94-1606366
- Fiscal year end
- July
- Taxreturn type
- Form 990
- Year formed
- 1964
- Eligible to receive tax-deductible contributions (Pub 78)
- No
Categorization
- NTEE code, primary
- W80: Public Utilities
- NAICS code, primary
- 2213: Water, Sewage, and Air Systems
- Parent/child status
- Independent
California AB-488 details
- AB 488 status
- May Not Operate or Solicit for Charitable Purposes
- Charity Registration status
- Mutual Benefit
- FTB status revoked
- Not revoked
- AG Registration Number
- None yet
- FTB Entity ID
- 0479245
- AB 488 data last updated ("as-of") date
- 2025-08-20
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