Oregon Historical County Records Guide
Union County Records Inventory
Water Rights Records
Series documents the authorization by the state and local governments for the use of public waters. Series includes water rights, licenses, and certificates of water rights issued by the state and filed with the county. Records may include alphabetical indexes to the certificates, transcripts, statements, evidence, and other records specifically related to water rights cases heard by circuit and appellate courts. Information includes names of individuals proving water rights; locations of water rights including the township, range, and section number; descriptions of land under such rights; and limitations of appropriations of rights and use of rights (i.e., length of time, usage). Original water rights certificates are filed with the Oregon Water Resources Department.
Records at the Chaplin Building, Clerk's Resource Room:
Certificate of Water Rights [with index], vol. 2-4, 1917-1969 (3 volumes);
Certificates of Water Rights [with index], vol. 1, 1912-1920 (1 volume);
Grande Ronde River Above Gordon Creek and Tributaries [Adjudication Records-box 1], ca.1919-ca.1976 (.80 cu.ft.);
Grande Ronde River Above the Mouth of Jordan Creek a Tributary of the Snake River [Adjudication Records-includes Ladd Creek, Little Creek, Dry Creek, and other subjects-box 5], 1910-1964 (1 cu.ft.);
Grande Ronde River Water Rights Tributary of the Snake River [Adjudication Records-box 2], 1919 (1 cu.ft.);
GRR Maps [Grande Ronde River Adjudication-box 1], 1912-ca.1917 (.20 cu.ft.);
In the Matter of the Adjudication of the Waters of the Grande Ronde River and its Tributaries [Records-box 3], 1908-1923 (1 cu.ft.);
North Powder River Water Rights [box 4], 1876-1970 (1 cu.ft.);
Record of Water Rights [with index], vol. 5, 1891-1917 (1 volume);
Water Rights and Claims Under Raley Act, 1891-1898 (1 volume);
Water Rights and Mill Sites [Record-Mining], vol. D, 1882-1891 (1 volume);
Water Rights Cancellations [box 6], 1961-1977 (.20 cu.ft.);
Water Rights Inventory [to boxes 1-6], ca.1876-ca.1977 (1 binder);
Water Rights [Record], no. 24661-98106, 1969-1981 (3 inches of aperture cards);
Water Rights [Record-with index], vol. B, 1898-1906 (1 volume).
Records at the Chaplin Building, Assessor/Surveyor Map Room:
Drainage Basin 8 [Water Rights Irrigation Permit Abstracts], ca.1910-ca.1970 (1 volume);
Water Maps [Grande Ronde River and Tributaries Adjudication Survey Maps], 1912-1913 (1 volume).
Records at the Union County Law Enforcement Services Building, Microfilm Storage Room:
Irrigation Plats, vol. 1, n.d. (1 reel of microfilm);
Water Rights [Record], no. 24496-59212, 1969-1975 (2 inches of aperture cards);
[Water Rights-Record], vol. B, 1898-1906 (1 reel of microfilm); vol. 1-4, 1912-1969 (1 reel of microfilm).