Sanborn Reservoir
Reservoir in Weld County, Colorado · on the USGS Longmont quadrangle
40.19278, -105.00190
Maps that show Sanborn Reservoir
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Longmont, CO
USGS topo, 2022

Niwot, CO
USGS historical 15-minute topo (1904)

IFR Enroute Low Altitude Chart L-10 (U.S.)
FAA, 2026-10-29

IFR Enroute High Altitude Chart H-05 (U.S.)
FAA, 2026-10-29

IFR Enroute High Altitude Chart H-03 (U.S.)
FAA, 2026-10-29

IFR Enroute High Altitude Chart H-01 (U.S.)
FAA, 2026-10-29
Nearby
Name, class, county and location: USGS Geographic Names Information System (public domain).