Complaint Date | | Status | | Case |
| | Closed | | (EPCRA-10-2013-0130) Weinstein Beverage Co. |
| | Closed | | (EPCRA-10-2013-0166) Thermo Fluids, Inc. |
| | Closed | | (EPCRA-10-2013-0168) TruGreen L.P. |
| | Closed | | (EPCRA-10-2014-0015) PPG Industries, Inc. |
| | Closed | | (EPCRA-10-2014-0019) Darigold, Inc. |
| | Closed | | (EPCRA-10-2014-0029) CLP Enchanted Village, LLC |
| | Closed | | (EPCRA-10-2014-0044) Fleischmann's Vinegar Company, Inc. |
| | Closed | | (EPCRA-10-2014-0075) Specialized Pavement Marking, Inc. |
| | Closed | | (EPCRA-10-2014-0089) Tractor Supply Company |
| | Closed | | (EPCRA-10-2014-0096) Composite Solutions, Auburn, Washington |
| | Closed | | (EPCRA-10-2014-0105) DT Warehouse, LLC |
| | Closed | | (EPCRA-10-2014-0126) Washington Crab Producers, Inc. |
| | Closed | | (EPCRA-10-2014-0131) Stack Metallurgical Services, Inc. |
| | Closed | | (EPCRA-10-2015-0024) East Side Plating, Inc. |
| | Closed | | (EPCRA-10-2015-0025) Alaskan Copper Companies, Inc. |
| | Closed | | (EPCRA-10-2015-0031) Dickerson Frozen Foods, Inc. |
| | Closed | | (EPCRA-10-2015-0041) Wind Flow Fertilizer, Inc. |
| | Closed | | (EPCRA-10-2015-0043) Apple King, LLC |
| | Closed | | (EPCRA-10-2015-0056) Foster Poultry Farms, a California Corporation d/b/a Foster Farms, Kelso, WA |
| | Closed | | (EPCRA-10-2015-0060) Shining Ocean, Inc. |
| | Closed | | (EPCRA-10-2015-0076) Young Corporation, Meltec Division |
| | Closed | | (EPCRA-10-2015-0077) PEXCO, LLC, Fife, Washington |
| | Closed | | (EPCRA-10-2015-0089) Two Rivers Terminal, LLC |
| | Closed | | (EPCRA-10-2015-0098) Wilcox Farms, Inc. |
| | Closed | | (EPCRA-10-2015-0114) Partner's Produce, Inc. |
| | Closed | | (EPCRA-10-2015-0117) Goodrich Corporation |
| | Closed | | (EPCRA-10-2015-0119) Avtech Tyee, Inc. |
| | Closed | | (EPCRA-10-2016-0005) SeaCast, Inc. |
| | Closed | | (EPCRA-10-2016-0006) North Star Casteel Products,Inc. |
| | Closed | | (EPCRA-10-2016-0030) Davis Industries, Inc |
| | Closed | | (EPCRA-10-2016-0064) Triumph Structures-Everett, Inc. |
| | Closed | | (EPCRA-10-2016-0067) SGL Automotive Carbon Fibers, LLC |
| | Closed | | (EPCRA-10-2016-0073) Gordon Trucking, Inc |
| | Closed | | (EPCRA-10-2016-0081) Coastal Manufacturing Inc. |
| | Closed | | (EPCRA-10-2016-0082) Leviton Manufacturing Co., Inc |
| | Closed | | (EPCRA-10-2016-0105) Oregon Potato dba Freeze Pack |
| | Closed | | (EPCRA-10-2016-0107) ARNPRIOR AEROSPACE PORTLAND, INC |
| | Closed | | (EPCRA-10-2016-0108) Simonds International, LLC |
| | Closed | | (EPCRA-10-2017-0063) All American Propane, Inc |
| | Closed | | (EPCRA-10-2017-0087) Christensen, Inc. |
| | Closed | | (EPCRA-10-2017-0089) Mukilteo Powder Coating, Inc. |
| | Closed | | (EPCRA-10-2017-0102) Scentsy Inc |
| | Closed | | (EPCRA-10-2017-0103) Dyno Battery Inc. |
| | Closed | | (EPCRA-10-2017-0108) 3D Plastics, Inc. |
| | Closed | | (EPCRA-10-2017-0124) Ameristar Meats, Inc. |
| | Closed | | (EPCRA-10-2017-0125) Western Fruit Express Co. |
| | Closed | | (EPCRA-10-2017-0130) Vanguard EMS, Inc. |
| | Closed | | (EPCRA-10-2017-0153) Axiom Electronics, LLC. |
| | Closed | | (EPCRA-10-2017-0154) BBC Biochemical Corp. |
| | Closed | | (EPCRA-10-2017-0176) Kloosterboer Dutch Harbor LLC |
| | Closed | | (EPCRA-10-2017-0177) Cascade System Technology LLC. |
| | Closed | | (EPCRA-10-2018-0203) Royal Ridge Fruit & Cold Storage, LLC. |
| | Closed | | (EPCRA-10-2018-0224) Baker Produce Inc. |
| | Closed | | (EPCRA-10-2018-0238) Quick Market, Inc; DBA Mt. Clemans Chevron |
| | Closed | | (EPCRA-10-2018-0245) Pat & Mike's Texaco, Chelan, WA |
| | Closed | | (EPCRA-10-2018-0252) Foster Poultry Farms, A California Corporation |
| | Closed | | (EPCRA-10-2018-0288) Gossner Foods-Magic Valley, Inc. |
| | Closed | | (EPCRA-10-2018-0289) Travis Industries, Inc. |
| | Closed | | (EPCRA-10-2018-0290) Scarsella Brothers, Inc. Kent. WA |
| | Closed | | (EPCRA-10-2018-0291) Pacific Service & Manufacturing, LLC |
| | Closed | | (EPCRA-10-2018-0292) Cedar Grove Composting |
| | Closed | | (EPCRA-10-2018-0324) Cascade Steel Rolling Mills, Inc. |
| | Closed | | (EPCRA-10-2019-0032) Shining Ocean, Inc. |
| | Closed | | (EPCRA-10-2019-0043) Tarr Acquisition, LLC. |
| | Closed | | (EPCRA-10-2019-0104) Hexion Inc. |
| | Closed | | (EPCRA-10-2019-0113) Coeur Alaska, Inc, Kensington Mine |
| | Closed | | (EPCRA-10-2019-0132) Inland Northwest Metallurgical Services, Inc. |
| | Closed | | (EPCRA-10-2019-0145) OSCCorp Inc, f.k.a. Oberto Sausage Company |
| | Closed | | (EPCRA-10-2019-0146) Kenyon Zero Storage, Inc. |
| | Closed | | (EPCRA-10-2020-0028) El Oro Cattle Feeders LLC. |
| | Closed | | (EPCRA-10-2020-0029) BSD Investments Inc. |
| | Closed | | (EPCRA-10-2020-0088) Pacific Propeller International LLC |
| | Closed | | (EPCRA-10-2020-0091) Apex Anodizing, Inc |
| | Closed | | (EPCRA-10-2020-0118) Quality Liquid Feeds, Inc. |
| | Closed | | (EPCRA-10-2020-0133) Starbucks Corporation |
| | Closed | | (EPCRA-10-2020-0146) A1 Petroleum Company |
| | Closed | | (EPCRA-10-2020-0148) Quincy Valley Fruit LLC |
| | Closed | | (EPCRA-10-2021-0008) Crowley Fules LLC |
| | Closed | | (EPCRA-10-2021-0111) Blue Star Gas |
| | Closed | | (EPCRA-10-2021-0112) Atwood Adhesives, Inc. |
| | Closed | | (EPCRA-10-2021-0113) Rainier Flight Services LLC. |
| | Closed | | (EPCRA-10-2021-0123) Hollingbery & Son, Inc. |
| | Closed | | (EPCRA-10-2021-0127) Northwest Gas Processing, Highway 30 Treating Facility, New Plymouth, Idaho |
| | Closed | | (EPCRA-10-2021-0143) Hollingbery CA & Cold Storage, LLC. |
| | Closed | | (EPCRA-10-2021-0149) 1st Propane of Whatcom County, Inc. |
| | Closed | | (EPCRA-10-2021-0155) Owens-Brockway Glass Container, Inc. |
| | Closed | | (EPCRA-10-2022-0181) Sunnyside Zero Storage, LLC |
| | Closed | | (EPCRA-10-2022-0215) Genesee Fuel and Heating Company, Inc. |
| | Closed | | (EPCRA-10-2022-0217) Arlington Flight Services |
| | Closed | | (EPCRA-10-2022-0218) Weyerhaeuser NR Company |
| | Closed | | (EPCRA-10-2022-0221) R. W. Scott Construction Company |
| | Closed | | (EPCRA-10-2022-0222) Watson Asphalt Paving Company, Inc |
| | Closed | | (EPCRA-10-2022-0240) Vigor Works, LLC |
| | Closed | | (EPCRA-10-2022-0252) Rabanco, LTD. |
| | Closed | | (EPCRA-10-2023-0004) Trident Seafoods Corporation |
| | Closed | | (EPCRA-10-2023-0091) Nouryon Pulp and Performance Chemicals LLC |
| | Active | | (EPCRA-10-2023-0099) Columbia Pulp I, LLC |
| | Closed | | (EPCRA-10-2023-0104) Farwest Operating LLC d/b/a Moxee Manufacturing and Assembly |
| | Closed | | (EPCRA-10-2023-0117) Kiva Energy, Inc. dba LP Terminals LLC |
| | Closed | | (EPCRA-10-2023-0135) Bornstein Seafoods, Inc. |