TagNSTP(70)

The Tub Lake/Sunset Park Site is located in the City of SeaTac one mile directly north of the Seattle-Tacoma International Airport. It consists of a 50-acre wetlands, a road maintenance facility for King County Department. of Public Works, and the-southern portion of a King County Parks and Recreation facility including baseball and soccer fields. Tub Lake is a classic bog and marshlands. The water table is shallow in the area and Tub Lake receives surface runoff from the north via a small trench or ditch. Water in'the trench includes runoff from the county road maintenance facili:ty, the park facility, and other areas upland. Groundwater flow is to the south-southwest and the headwaters of Miller Creek supposedly originate in Tub Lake. Miller Creek in its lower reaches is a salmon-bearing stream (coho). The site has a history of dumping; actual quantities are unknown. Between 1941 and 1945 the area was used as a dumping area for waste oil and bilge oil from ships. Bilge oil from ships was pumped into tank trucks and hauled to the site from Seattle and there discharged by opening drain valves and dumping oily waste cargo. Oil drums were also observed at the site, but these drums were removed after their contents were dumped at the north end of the site. It has also been reported that old cars were seen dumped into Tub Lake, this was either not observed or Ecology could not find evidence that it had happened when we did the SHA. Presently,…