Data update history
September 7, 2025
Posted financials
Added Form 990 for fiscal year 2024
September 3, 2025
Updated personnel
Identified 1 new personnel
June 4, 2024
Posted financials
Added Form 990 for fiscal year 2023
May 22, 2024
Updated personnel
Identified 3 new personnel
November 25, 2023
Posted financials
Added Form 990 for fiscal year 2021
Nonprofit Types
Public utilitiesPublic sector nonprofits
Issues
No issues found
Characteristics
No full-time employees
General information
- Address
- PO Box 367
- Pescadero, CA 94060
- Metro area
- San Francisco-Oakland-Berkeley, CA
- County
- San Mateo County, CA
- Phone
- (650) 879-1830
IRS details
- EIN
- 23-7383580
- Fiscal year end
- October
- Taxreturn type
- Form 990
- Year formed
- 1974
- 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
- 0684672
- AB 488 data last updated ("as-of") date
- 2025-09-18
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