Lakes in San Juan County, Washington      Ayer Reservoir Boyd Lower Reservoir Boyd Middle Reservoir Carefree Lake Cascade Lake Day Lake Egg Lake Flahertys Pond Flat Point Lake Fowler Pond Henderson Lake Horseshoe Lake Hummel Lake Killebrew Lake Lawson Lake Lehman Pond Margos Lake Martin Lake Mountain Lake Osprey Pond Roche Harbor Lake Schaefer Lake Schaefer Lake Spencer Lake Sportsmans Lake Summit Lake Three Corner Lake Tourtleback Lake Trout Lake Twin Lakes Woods Reservoir Zyistra Lake OTHER COUNTIES NEARBY Clallam County Island County Jefferson County Skagit County Snohomish County Whatcom County Washington Lakes