Eurasian Watermilfoil Locations
1999
| County | No. | Waterbody | County | No. | Waterbody |
| Chelan | 1 | Chelan Lake | Mason | 57 | Island Lake |
| 2 | Cortez Lake | 58 | Mason Lake | ||
| 3 | Domke Lake | Okanogan | 59 | Conconully (Salmon) Lake | |
| 4 | Wapato Lake | 60 | Conconully Reservoir | ||
| Clallam | 5 | Unnamed Pond | 61 | Okanogan River | |
| Clark | 6 | Caterpillar Slough | 62 | Osoyoos Lake | |
| 7 | Columbia River at Ridgefield | 63 | Palmer Lake | ||
| Clatsop, OR | 8 | Columbia River at Astoria | 64 | Whitestone Lake | |
| Columbia | 9 | Snake River, Little Goose Dam | Pacific | 65 | Black Lake |
| Cowlitz | 10 | Kress Lake | 66 | Loomis Lake | |
| 11 | Willow Grove Slough | Pend Oreille | 67 | Davis Lake | |
| Franklin | 12 | Scooteney Reservoir | 68 | Diamond Lake | |
| 13 | Snake River, Ice Harbor Dam | 69 | Little Spokane River | ||
| 14 | Snake River, Lower Mon. Dam | 70 | Marshall Lake | ||
| 15 | Snake River at Lyons Ferry | 71 | Nile Lake | ||
| Grant | 16 | Babcock Ridge Lake | 72 | Pend Oreille River | |
| 17 | Banks Lake | 73 | Sacheen Lake | ||
| 18 | Billy Capp Lake | Pierce | 74 | Clear Lake | |
| 19 | Burke Lake | 75 | Harts Lake | ||
| 20 | Evergreen Lake | 76 | Hidden Lake | ||
| 21 | Moses Lake | Skagit | 77 | Big Lake | |
| 22 | Potholes Reservoir | 78 | Campbell Lake | ||
| 23 | Stan Coffin Lake | 79 | Clear Lake | ||
| 24 | Winchester Wasteway | 80 | Heart Lake | ||
| 25 | Winchester Wasteway Ext. | 81 | McMurray Lake | ||
| Grays Harbor | 26 | Duck Lake | 82 | Sixteen Lake | |
| King | 27 | Angle Lake | Skamania | 83 | Coldwater Lake |
| 28 | Bass Lake | 84 | Drano Lake | ||
| 29 | Desire Lake | Snohomish | 85 | Goodwin Lake | |
| 30 | Green Lake | 86 | Roesiger Lake | ||
| 31 | Lucerne Lake | 87 | Shoecraft Lake | ||
| 32 | Meridian Lake | 88 | Silver Lake | ||
| 33 | Number Twelve Lake | 89 | Stevens Lake | ||
| 34 | Otter (Spring) Lake | Spokane | 90 | Eloika Lake | |
| 35 | Phantom Lake | 91 | Liberty Lake | ||
| 36 | Sammamish Lake | Stevens | 92 | Black Lake | |
| 37 | Sawyer Lake | 93 | Gillettee Lake | ||
| 38 | Shadow Lake | 94 | Heritage Lake | ||
| 39 | Shady Lake | 95 | Long Lake (Reservoir) | ||
| 40 | Ship Canal | 96 | Loon Lake | ||
| 42 | Steel Lake | 97 | Sherry Lake | ||
| 43 | Union Lake | 98 | Thomas | ||
| 44 | Washington Lake | Thurston | 99 | Long Lake | |
| 45 | Wilderness Lake | 100 | Scott Lake | ||
| Kitsap | 46 | Long Lake | Wahkiakum | 101 | Columbia River, Cathlamet |
| Kittitas | 47 | Lavender Lake | Walla Walla | 102 | Snake River, Ice Harbor Dam |
| 48 | Private Pond | 103 | Snake River, Lower Mon. Dam | ||
| Klickitat | 49 | Columbia River, Bingin | Whatcom | 104 | Whatcom Lake |
| 50 | Columbia River, Maryhill | Whitman | 105 | Snake River, Low. Granite Dam | |
| 51 | Horsethief Lake | Yakima | 106 | Byron Lake | |
| Lewis | 52 | Carlisle Lake | 107 | Unnamed Ponds nr. Parker | |
| 53 | Cowlitz River | ||||
| 54 | Mayfield Reservoir | ||||
| 55 | Riffe Lake | ||||
| 56 | Swofford Pond |
Home | Brazilian Elodea | Eurasian Watermilfoil | Fanwort | Fragrant Water Lily | Hydrilla | Parrotfeather | Swollen Bladderwort | Water Hyacinth | Water Primrose | Yellow Floating Heart | Garden Loosestrife | Hairy Willow-Herb | Indigobush | Japanese Knotweed | Purple Loosestrife | Reed Canarygrass | Salt Cedar