Trophic State Assessments for Lakes Monitored from 1989 to 1994

(Excerpt from "1994 Statewide Water Quality Assessment Report-Lakes Chapter" by J. Rector and D. Hallock.)

These assessments are based on Ecology data. The original document contains additional assessments based on data from other sources.

 

Lake (County Assessment (Yr)
Aeneas (Okanogan) Mesotrophic (90)
Alice (King) Mesotrophic (93)
American (Pierce) Mesotrophic (92)
Benson (Mason) Oligotrophic (90)
Big (Skagit) Eutrophic (90)
Big Meadow (Pend Oreille) Mesotrophic (93)
Black (Stevens) Oligo-mesotrophic (93)
Black (Thurston) Eutrophic (93)
Blackmans (Snohomish) Mesotrophic (93)
Blue (Grant) Mesotrophic (90)
Bosworth (Snohomish) Oligo-mesotrophic (93)
Buck (Kitsap) Meso-eutrophic (93)
Chambers (Thurston) Eutrophic (93)
Chelan (Chelan) Oligotrophic (90)
Cle Elum (Kittitas) Oligotrophic (89)
Clear (Spokane) Eutrophic (90)
Clear (Thurston) Eutrophic (90)
Conconully (Okanogan) Mesotrophic (93)
Cortez (Grant) Eutrophic (90)
Cranberry (Island) Eutrophic (93)
Crawfish (Okanogan) Oligo-mesotrophic (91)
Deep (Stevens) Oligo-mesotrophic (93)
Deer (Stevens) Oligotrophic (93)
Duck (Grays Harbor) Eutrophic (90)
Easton (Kittitas) Oligotrophic (93)
Ellen (Ferry) Oligotrophic (93)
Eloika (Spokane) Meso-eutrophic (93)
Evergreen (Grant) Mesotrophic (93)
Florence (Pierce) Mesotrophic (93)
Flowing (Snohomish) Oligo-mesotrophic (93)
Goodwin (Snohomish) Oligotrophic (90)
Goss (Island) Oligotrophic (93)
Gravelly (Pierce) Oligo-mesotrophic (93)
Hicks (Thurston) Mesotrophic (93)
Horseshoe (Cowlitz) Eutrophic (92)
Howard (Snohomish) Oligo-mesotrophic (93)
Island (Mason) Oligotrophic (93)
Jump Off Joe (Stevens) Mesotrophic (93)
Kahlotus (Franklin) Eutrophic (92)
Keechelus (Kittitas) Oligotrophic (93)
Ketchum (Snohomish) Hyper-eutrophic (93)
Ki (Snohomish) Oligotrophic (93)
Killarney (King) Eutrophic (93)
Kitsap (Kitsap) Mesotrophic (93)
Lacamas (Clark) Eutrophic (93)
Leech (Yakima) Mesotrophic (93)
Leland (Jefferson) Eutrophic (93)
Leo (Pend Oreille) Oligo-mesotrophic (93)
Liberty (Spokane) Mesotrophic (90)
Limerick (Mason) Mesotrophic (93)
Loma (Snohomish) Eutrophic (93)
Lone (Island) Meso-eutrophic (93)
Long (Kitsap) Eutrophic (93)
Long (Spokane) Meso-eutrophic (90)
Long (Thurston) Meso-eutrophic (93)
Loon (Stevens) Oligotrophic (89)
Lost (Mason) Oligotrophic (93)
Louise (Pierce) Oligo-mesotrophic (93)
Lake Martha (Snohomish) Mesotrophic (93)
Martha Lake (Snohomish) Oligo-mesotrophic (93)
Mason (Mason) Oligotrophic (93)
Mayfield (Lewis) Oligo-mesotrophic (93)
Merrill (Cowlitz) Oligotrophic (90)
Merwin (Clark) Oligotrophic (93)
Mill (Pend Oreille) Oligotrophic (91)
Mission (Kitsap) Mesotrophic (93)
Moses (Grant) Eutrophic (93)
Nahwatzel (Mason) Oligotrophic (93)
Newman (Spokane) Mesotrophic (90)
Nunnally (Grant) Mesotrophic (90)
Offutt (Thurston) Eutrophic (93)
Ohop (Pierce) Eutrophic (93)
Osoyoos (Okanogan) Mesotrophic (93)
Packwood (Lewis) Oligotrophic (89)
Panther (Snohomish) Oligotrophic (93)
N Pattison (Thurston) Mesotrophic (92)
S Pattison (Thurston) Meso-eutrophic (93)
Pearrygin (Okanogan) Mesotrophic (93)
Phillips (Mason) Mesotrophic (93)
Pierre (Stevens) Oligo-mesotrophic (93)
Potholes (Grant) Eutrophic (93)
Rapjohn (Pierce) Meso-eutrophic (93)
Roesiger (Snohomish) Oligo-mesotrophic (93)
Round (Clark) Eutrophic (90)
Sacheen (Pend Oreille) Mesotrophic (90)
E Samish (Whatcom) Oligo-mesotrophic (93)
W Samish Oligo-mesotrophic (93)
Sawyer (King) Mesotrophic (93)
Shoecraft (Snohomish) Oligo-mesotrophic (90)
Sidley (Okanogan) Meso-eutrophic (91)
Silver (Spokane) Meso-eutrophic (93)
Skookum (Pend Oreille) Mesotrophic (93)
Spanaway (Pierce) Meso-eutrophic (93)
Spencer (Mason) Oligo-mesotrophic (93)
Sprague (Adams) Eutrophic (89)
Starvation (Stevens) Eutrophic (90)
St. Clair (Thurston) Meso-eutrophic (93)
Steilacoom (Pierce) Eutrophic (90)
Stevens (Snohomish) Oligo-mesotrophic (93)
Storm (Snohomish) Mesotrophic (90)
Sullivan (Pend Oreille) Oligotrophic (93)
Summit (Thurston) Oligotrophic (93)
Sunday (Snohomish) Eutrophic (93)
Sutherland (Clallam) Oligotrophic (89)
Tanwax (Pierce) Meso-eutrophic (92)
Thomas (Stevens) Oligo-mesotrophic (93)
Tiger (Kitsap/Mason) Oligotrophic (93);
N Twin (Ferry) Mesotrophic (90)
Twin, Big (Okanogan) Oligo-mesotrophic (93)
Vancouver (Clark) Eutrophic (90)
Waitts (Stevens) Oligo-mesotrophic (93)
Wannacut (Okanogan) Mesotrophic (90)
Ward (Thurston) Oligo-mesotrophic (93)
Wenatchee (Chelan) Oligotrophic (93)
West Medical (Spokane) Eutrophic (90)
S Whatcom (Whatcom) Oligotrophic (91)
Whitman (Pierce) Mesotrophic (93)
Williams (Spokane) Mesotrophic (93)
Williams (Stevens) Mesotrophic (93)
Wiser (Whatcom) Eutrophic (93)
Wooten (Mason) Oligotrophic (93)
Wye (Kitsap) Meso-eutrophic (93)

Please report errors to Dave Hallock.