Ready for Reuse Greenacres Landfill Property 308 N Henry Road, Liberty Lake, Washington 99019 Images from left to right: Fencing along the perimeter of the property, homes next to the northeast edge of the property and a view of the property from the nearby homes. Site Name: Greenacres Landfill Superfund Site Size: 58 acres Existing Site Infrastructure: Electricity and water are available to the site. Readiness for Reuse: EPA determined the site had achieved the Sitewide Ready for Anticipated Use performance measure in November 2010. Use Restrictions: Groundwater and soil use restrictions are currently in place on the former landfill area and on the property downgradient of the site. Spokane County and area residents have discussed recreational and public use opportunities for the site. LP A and Washington Department of Ecology will help the county and residents to modify current restrictions, as appropriate, to support reuse. SETTING: • Greenacres Landfill operated as disposal site from the early 1940s to 1972. The landfill accepted disposal of household, industrial and agricultural wastes. Former landfill activities contaminated groundwater with volatile organic compounds, semi-volatile organics and heavy metals. • Hie site consists of the landfill property and an associated groundwater plume. The landfill is in a former ravine along the north slope of Carlson Hill. • Site surroundings include a residential neighborhood. • The site is within one mile of Interstate 90. • The landfill property is currently owned by Holiday Hills Development, Inc. (Liberty Lake Investments, Inc). • Surrounding population: 0.5 mile, 598 people | 2.5 miles, 20,824 people | 4 miles, 37,267 people. REMEDIAL STATUS: • After discovering groundwater contamination in 1978, Spokane County provided an alternative source of drinking water to affected residences. • Remedy construction was completed in 1999. • Cleanup included a landfill cover, gas extraction system and stormwater controls. Hollowing cleanup, groundwater monitoring through a network of wells ensures that the groundwater remains within acceptable standards. Landfill gas continues to be collected and burnt. • l-'l'A determined the site had achieved the Sitewide Ready for Anticipated Use performance measure in November 2010. Disclaimer: flUA, does not warrant that the property is suitable for any particular use. Prospective purchasers must contact die property owner for sale potential. FOR MORE INFORMATION, PLEASE CONTACT: Dustan Bott Piper Peterson Superfund Reuse Coordinator Superfund Reuse Coordinator U.S. EPA Region It) 'US EPA Region 10 (206) 553-5502 (20(5) 553-4951 bott.dustan@epa.gov peterson.piper@epa.gov Site Summary: www.epa.gov/superfund/greenacres-landfill EPA Region 10 Reuse Fact Sheets February 2020 ------- |