TMDL Activity by County and WRIA

Please select project area by clicking on the map or selecting one of theWRIAs1 by the county names.  Use the alphabet list below to select a county:

 

A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W   Y  Z

Columbia River TMDL Projects

 

County Name

WRIAs(1)
Adams 34, 36, 41, 43
Asotin 35
Benton 31, 37, 40
Chelan 40, 45, 46, 47
Clallam 17, 18, 19, 20
Clark 27, 28
Columbia 32, 33, 35
Cowlitz 23, 25, 26, 27
Douglas 41, 42, 44, 50
Ferry 51, 52, 53, 58, 60
Franklin 33, 34, 36
Garfield 35
Grant 36, 41, 42, 43, 44, 53
Grays Harbor 16, 21, 22, 23, 24
Island 6
Jefferson 16, 17, 18, 20, 21
King 7, 8, 9, 10, 15
Kitsap 15
Kittitas 38, 39, 40
Klickitat 29, 30, 31, 37
Lewis 11, 13, 23, 24, 25, 26
Lincoln 34, 41, 42, 43, 53, 54
Mason 14, 15, 16, 22
Okanogan 47, 48, 49, 50, 51, 52, 53, 60
Pacific 22, 23, 24, 25, 26
Pend Oreille 55, 57, 59, 61, 62
Pierce 10, 11, 12, 15
San Juan 2
Skagit 1, 3, 4, 5
Skamania 26, 27, 28, 29
Snohomish 3, 4, 5, 7, 8
Spokane 34, 43, 54, 55, 56, 57
Stevens 54, 55, 58, 59, 60, 61, 62
Thurston 11, 13, 14, 23
Wahkiakum 23, 24, 25
Walla Walla 32, 33
Whatcom 1, 3, 4
Whitman 34, 35, 56
 Yakima 29, 30, 31, 37, 38, 39, 40
 

1 The Department of Ecology and other state resource agencies frequently use a system of "Watershed Resource Inventory Areas" or "WRIAs" to refer to the state's major watershed basins.

 

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Last updated February 2008