Halls Valley Lake
Reservoir in Santa Clara County, California · on the USGS Lick Observatory quadrangle
37.34580, -121.71907
Maps that show Halls Valley Lake
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Lick Observatory, CA — USGS 7.5-minute topo (2021)
USGS Topo Maps (public domain) · California
Public domain
Mt Hamilton, CA — USGS historical 15-minute topo (1897)
USGS Historical Topo Maps (public domain) · California
Public domain
Mt Hamilton, CA — USGS historical 15-minute topo (1942)
USGS Historical Topo Maps (public domain) · California
Public domain
Mt Hamilton, CA — USGS historical 15-minute topo (1943)
USGS Historical Topo Maps (public domain) · California
Public domain
Mt Hamilton, CA — USGS historical 15-minute topo (1947)
USGS Historical Topo Maps (public domain) · California
Public domain
Mt Hamilton, CA — USGS historical 15-minute topo (1963)
USGS Historical Topo Maps (public domain) · California
Public domain
Mt Hamilton, CA — USGS historical 15-minute topo (1967)
USGS Historical Topo Maps (public domain) · California
Public domain
IFR Enroute Low Altitude Chart L-02 (U.S.) — FAA, 2026-10-29
FAA IFR Enroute Charts (public domain)
Public domain
IFR Enroute Low Altitude Chart L-03 (U.S.) — FAA, 2026-10-29
FAA IFR Enroute Charts (public domain)
Public domain
IFR Enroute High Altitude Chart H-04 (U.S.) — FAA, 2026-10-29
FAA IFR Enroute Charts (public domain)
Public domain
IFR Enroute High Altitude Chart H-03 (U.S.) — FAA, 2026-10-29
FAA IFR Enroute Charts (public domain)
Public domain
Nearby
Name, class, county and location: USGS Geographic Names Information System (public domain).