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Historical map overlays

USGS scanned historical topographic maps. Enable an overlay and adjust its opacity. Works in 2D and 3D.

Sun azimuth: 315°   Sun altitude: 45°   Z factor: 1   Lidar opacity: 1
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Prosser — BENTON County

Gold Mining Site WA • BENTON County County
Description
Go East of Prosser 3 miles, on the south side of highway, in SW 1/4 section 33, T9N R25E, is the location of the Prosser Mine, which produced lode gold.
Historical Notes
Source: Tom Ashworth's Prospectors Cache (tomashworth.com / Tom Ashworth). Author: Tom Ashworth. Original page: benton_wa.shtml. Area: Prosser. Map coordinates refined from text (area: "Prosser, BENTON County, Washington, USA"). Still approximate — verify on the ground. Go East of Prosser 3 miles, on the south side of highway, in SW 1/4 section 33, T9N R25E, is the location of the Prosser Mine, which produced lode gold.
Status / Verification historical_site — Legendary or approximate

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