Welcome to Grand Coulee Dam Historical

Welcome to Grand Coulee Dam Historical (HM1W3R)

Location: Coulee Dam, WA 99116 Grant County
Country: United States of America

N 47° 57.612', W 118° 59.208'

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Grand Coulee Dam is the key structure in water utilization for the Columbia River Basin. The dam began operation in 1942 and is one of the world's largest concrete structures. It is a mile long and contains almost 12 million cubic yards of concrete (9 million cubic meters). It weighs over 24 million tons (22 million metric tons).
HM NumberHM1W3R
Marker ConditionNo reports yet
Date Added Sunday, December 4th, 2016 at 9:04pm PST -08:00
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Locationbig map
UTM (WGS84 Datum)11T E 351682 N 5313786
Decimal Degrees47.96020000, -118.98680000
Degrees and Decimal MinutesN 47° 57.612', W 118° 59.208'
Degrees, Minutes and Seconds47° 57' 36.72" N, 118° 59' 12.48" W
Driving DirectionsGoogle Maps
Area Code(s)509
Which side of the road?Marker is on the right when traveling North
Closest Postal AddressAt or near WA-155, Coulee Dam WA 99116, US
Alternative Maps Google Maps, MapQuest, Bing Maps, Yahoo Maps, MSR Maps, OpenCycleMap, MyTopo Maps, OpenStreetMap

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