OAR 690-013-0200: Mapping Requirements

The map submitted with a district petition or individual application shall meet the following criteria: (1) The preferred map size is 8-1/2" by 11"; the maximum size shall be 30" x 30" unless prior approval is obtained from the Department. Standard map symbols shall be used as provided by the Department. (2) The map shall be drawn in ink on permanent quality tracing linen or 0.003-inch mylar with sufficient clarity so as to be easily reproduced. It shall be drawn to one of the following scales: (a) One inch equals 1,320 feet; (b) One inch equals 400 feet; (c) The assessor’s scale if larger than one inch equals 1,320 feet; or (d) A combination of these scales if using map inserts. (3) The map shall show the following for parcels of more than five acres: (a) The location of diversions, canals, ditches, pipelines or flumes; (b) The location of the place where water is used. If for irrigation, the area irrigated in each section quarter-quarter shall be indicated by shading or hachuring and the number of acres in each section quarter-quarter indicated; and (c) The scale to which the map is drawn, the section number, township, range, a north directional symbol and property boundaries. (4) When the water right is on a tract of land of five acres or less, a notation of the acres of water right on the assessor’s tax map shall be sufficient for the identification of the place of use and the extent of use. A portion of a tax map may be included as part of the map submitted. (5) More than one water right or type of use may be entered on the same map if clearly identified by different hachuring.