USGS Map Collection

Plan maps and profile charts from the USGS hydrogeographic survey of the Colorado River of the 1920s.

Explore the collection geographically with the Plans and Profiles of the Colorado River interactive web map on ASU GeoData.

View the digital exhibit for the collection: Visualizing the Survey: Plans and Profiles of the Colorado River.

About this collection

63
items
1
resource types
2021
collection created
Apr 18, 2024
last updated

Latest additions

Sheet A: Lees Ferry, Ariz, to Mouth of G ...

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Sheet B: Lees Ferry, Ariz, to Mouth of G ...

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Sheet C: Lees Ferry, Ariz, to Mouth of G ...

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Sheet D: Lees Ferry, Ariz, to Mouth of G ...

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