Hetch Hetchy system
Named in the records1910–2009
31 records of San Francisco tie this place, 1910–2009: 4 decisions of the Board of Supervisors and 27 facts read from city reports. Open the full list, with filters for years, kind and outcome.
- Kind
- Named in the records
- Records
- 31: 4 Board decisions, 27 facts from city reports
- Years
- 1910–2009
What the records say
All 31 records, in date order. The one-line summaries were written by a language model from the printed page; open the page to check the wording.
| When | What the record says | Outcome | Source |
|---|---|---|---|
| 1910 | Hetch Hetchy System · cost usd: $45,000,000 bond issue | project | City report: The San Francisco-San Mateo survey, 1928 scanned page ↗ |
| 1910 | Hetch Hetchy system bond issue · approved: $45 million bond issue approved by voters, 20 to 1 majority in 1910 | event | City report: San Francisco water & power : a history of the Municipal Water Department and Hetch Hetchy System scanned page ↗ |
| 1912 | Hetch Hetchy system · sponsor: [name withheld], preliminary design published 1912 by [name withheld], hired by the City | project | City report: San Francisco water & power : a history of the Municipal Water Department and Hetch Hetchy System scanned page ↗ |
| 1913 | Hetch Hetchy system · cost usd: $45 million bond issue approved 20-1 by San Francisco voters | project | City report: San Francisco water & power : a history of the Municipal Water Department and Hetch Hetchy System scanned page ↗ |
| 1923-10-22 | Payment of $12,950 (≈ $255,168 in 2026 dollars) to The Pelton Water Wheel Co. for forged steel pipe for the Hetch Hetchy system approved. | passed | Board decision scanned page ↗ |
| 1925 | Hetch Hetchy System · cost usd: $10,000,000 bond issue | project | City report: The San Francisco-San Mateo survey, 1928 scanned page ↗ |
| 1928 | Hetch Hetchy System · cost usd: $24,000,000 final bond issue | project | City report: The San Francisco-San Mateo survey, 1928 scanned page ↗ |
| 1929 | Foothill Tunnel · cost usd: $8 million, completed 1929 | project | City report: San Francisco water & power : a history of the Municipal Water Department and Hetch Hetchy System scanned page ↗ |
| 1932-02-29 | Board is considering a land trade in Tuolumne County with Jos. J. Musante for the Priest reservoir of the Hetch Hetchy system. | passed | Board decision scanned page ↗ |
| 1934 | Hetch Hetchy System · other: [name withheld] water delivered into the Water Department local distribution system | event | City report: San Francisco water & power : a history of the Municipal Water Department and Hetch Hetchy System scanned page ↗ |
| 1936 | Moccasin Reservoir system · cost usd: $900.000 (completed 1936) | project | City report: San Francisco water & power : a history of the Municipal Water Department and Hetch Hetchy System scanned page ↗ |
| 1938-03-14 | Supervisors passed on first reading a $4,000 (≈ $95,586 in 2026 dollars) appropriation to repair storm damage to the Hetch Hetchy system. | passed first reading | Board decision scanned page ↗ |
| 1960 | [name withheld] · built: came on line | building | City report: San Francisco water & power : a history of the Municipal Water Department and Hetch Hetchy System scanned page ↗ |
| 1961 | New Don Pedro Dam and Reservoir · cost usd: San Francisco invested $45 million from 1961 water system bond issue | project | City report: San Francisco water & power : a history of the Municipal Water Department and Hetch Hetchy System scanned page ↗ |
| 1965 | Canyon Power Tunnel · cost usd: completed in 1965 at a cost of $11 million | project | City report: San Francisco water & power : a history of the Municipal Water Department and Hetch Hetchy System scanned page ↗ |
| 1967 | New Don Pedro Dam and Reservoir · other: Army Corps of Engineers contribution for flood control and dam construction | project | City report: San Francisco water & power : a history of the Municipal Water Department and Hetch Hetchy System scanned page ↗ |
| 1967 | [name withheld] · built: came on line | building | City report: San Francisco water & power : a history of the Municipal Water Department and Hetch Hetchy System scanned page ↗ |
| 1969 | Moccasin powerhouse · built: New Moccasin powerhouse started service in 1969, rated at 90 kW | project | City report: San Francisco water & power : a history of the Municipal Water Department and Hetch Hetchy System scanned page ↗ |
| 1969 | Moccasin powerhouse · cost usd: $8.3 million | project | City report: San Francisco water & power : a history of the Municipal Water Department and Hetch Hetchy System scanned page ↗ |
| 1978-03-31 | Hetch Hetchy Project · finding: Power generated on the Hetch Hetchy System increased fivefold over the past 18 years while water deliveries rose 50% | finding | City report: Report to the finance committee of the Board of Supervisors : review of the operations of the Public Utilities Commission (PUC), PUC General Office, Water Department, Hetch Hetchy Project, PUC Data Processing Center scanned page ↗ |
| 1982 | Hetch Hetchy system · other: provides electricity for City and County municipal operations | agency | City report: Comprehensive plan scanned page ↗ |
| 1985 | New Don Pedro Dam and Reservoir · cost usd: total cost of the project | project | City report: San Francisco water & power : a history of the Municipal Water Department and Hetch Hetchy System scanned page ↗ |
| 1985 | Canyon Power Tunnel · other: can carry 550 million gallons per day | project | City report: San Francisco water & power : a history of the Municipal Water Department and Hetch Hetchy System scanned page ↗ |
| 1985 | Water Department and Hetch Hetchy system · other: Customer base of 1.8 million users | property_record | City report: San Francisco water & power : a history of the Municipal Water Department and Hetch Hetchy System scanned page ↗ |
| 1985 | [name withheld] · cost usd: $25 million investment | building | City report: San Francisco water & power : a history of the Municipal Water Department and Hetch Hetchy System scanned page ↗ |
| 1985 | [name withheld] · other: two generators rated at 67,500 kW each | building | City report: San Francisco water & power : a history of the Municipal Water Department and Hetch Hetchy System scanned page ↗ |
| 1985 | [name withheld] · cost usd: penstock $2.3 million; powerhouse $5.6 million | building | City report: San Francisco water & power : a history of the Municipal Water Department and Hetch Hetchy System scanned page ↗ |
| 1997 | Hetch Hetchy system · other: safe yield dropped from 300 mgd to 242 mgd | finding | City report: San Francisco groundwater master plan : final scanned page ↗ |
| 2009-03-24 | Proposed $9,600 (≈ $15,077 in 2026 dollars) purchase of a communications easement in Tuolumne County for the Hetch Hetchy system; sent to committee. | referred | Board decision scanned page ↗ |
| 1985 | [name withheld] · other: named to memorialize former City Attorney | event | City report: San Francisco water & power : a history of the Municipal Water Department and Hetch Hetchy System scanned page ↗ |
| 1914 | Sinking test holes for water, Hetch Hetchy system · cost usd: $2,500 appropriation | measure | City report: Official opinions of Percy V. Long, City Attorney of the City and County of San Francisco, State of California ; [1908-1912] scanned page ↗ |
All 31 records, with filters · this place's data as JSON · release v0.7.1 · CC0 1.0