Water Resources Department Records Guide, 1852-2000

​​​​Agenc​y History​​
Water Resources Department functions and historical developments. 

Scope and​ Content​
Summary of the major types of records, overall date spans and quantities, and research information.

Water Resources Department records with series title, functions, date spans, and quantity.


Water Rights History, 1909-​1976​​ (1974-1976 Biennial Report)
Water District Directory, 1​980​ (irrigation, water control, improvement, diking and ditch districts (1979-1980 Biennial Report)
Oregon Drainage Basins M​ap, 1987​ (1985-1986 Biennial Report)
Watermast​er District Map​, 1982 ​(1981-1982 Biennial Report)


A powerhouse sits at the bottom of a cliff with a river flowing beside.
This California and Oregon Power Company powerhouse along the Rogue River near Prospect was one of many hydroelectric projects built on western Oregon rivers in the mid-1900s. The 1928 photograph also shows the tramway, penstocks, and surge tank. (Water Resources Department Records, Photographs and Negatives, 93A-011, box 2, COP Co. photographs)