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Reservoir Permit

 
What is the Purpose of this Permit?

A reservoir permit is required for impoundments above a certain size. A reservoir is any impoundment that will store water to a depth of 10 or more feet at its deepest point, or one that will retain 10 or more acre-feet of water. This definition applies to impoundments regardless of the proximity to a stream channel or ones constructed by placing barriers across a stream, channel, or water course, Any impoundment of more than 10 acre-feet or at least 10 feet deep at its deepest point requires a reservoir permit.

Reservoir permit applications require information on the use and capacity of the reservoir, and a legal description of the location of the structure. Processing time varies depending on project complexity. The process requires publication of a legal notice for two succeeding weeks.

Normally, a reservoir permit application is accompanied by an application for a permit to use water. This application describes the intended beneficial uses of water that will be withdrawn from the reservoir. Unless otherwise specified, a reservoir permit will allow the permittee to fill the reservoir once a year. The permit specifically states the period during which the reservoir is filled.

Who issues this Permit?

Department of Ecology

What Activities Require this Permit?

Constructing a barrier across a stream, channel, or water course if the barrier will create a reservoir and construction of an off-stream impoundment exceeding the size limits given above.

If the impoundment is to be constructed in the stream channel, an HPA may be required by the department of Fish and Wildlife. If the impoundment is to be constructed off- stream and filled from a stream, then a permit for water diversion to fill the impoundment will be required.

How Much Will this Permit Cost?

Variable.

Where Can I Get the Application for this Permit?

The application which is called 'Application For Permit To Construct A Reservoir And To Store For Beneficial Use Waters Of The State Of Washington', is online and can be downloaded at http://www.ecy.wa.gov/biblio/ecy040160.html.

Legal Authority:
Links:
Statewide Contact:
Department of Ecology
Water Resources Program
Headquarters
300 Desmond Drive
PO Box 47600
Olympia, WA  98504-7600
Telephone: (360) 407-6600
Fax: (360) 407-7162
Website: http://www.ecy.wa.gov/programs/wr/wrhome.html

* Permit information last updated 1/8/2009.

 

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