Complaint Date | | Status | | Case |
| | Active | | (CWA-07-2010-0004) City of Kansas City, Missouri |
| | Active | | (CWA-07-2010-0020) City of Bettendorf |
| | Active | | (CWA-07-2010-0021) City of Buffalo |
| | Active | | (CWA-07-2010-0030) City of University Heights |
| | Closed | | (CWA-07-2010-0043) Growmark, Inc |
| | Active | | (CWA-07-2010-0077) Manatt's, Inc |
| | Active | | (CWA-07-2010-0111) Brian Gradert and Dave Winterfeld d/b/a Gradert/CLA-DON/Winterfeld Feedlot |
| | Active | | (CWA-07-2010-0119) Nebraska Department of Roads |
| | Active | | (CWA-07-2010-0136) Midwest Auto Wrecking, LLC |
| | Active | | (CWA-07-2011-0008) HIDC, LLC and Birch Street Development LLC |
| | Active | | (CWA-07-2011-0016) Whiteman Air Force Base |
| | Active | | (CWA-07-2011-0018) Cooperative Producers Inc |
| | Active | | (CWA-07-2011-0031) Farmer's Union Cooperative |
| | Active | | (CWA-07-2011-0036) Lybarger Oil |
| | Active | | (CWA-07-2011-0045) D & D Oil Company |
| | Active | | (CWA-07-2011-0059) Lynn Mether d/b/a Lynn Mether Feedlot |
| | Active | | (CWA-07-2011-0062) Adams Land & Cattle Company; East Feedlot |
| | Active | | (CWA-07-2011-0067) Omaha Public Power District (OPPD) |
| | Active | | (CWA-07-2011-0069) Mid States Materials, LLC Big Springs Quarry |
| | Active | | (CWA-07-2011-0080) City of Aurora |
| | Active | | (CWA-07-2011-0100) Rotary Drilling, Inc, Mineral Resources Technologies, Inc and Kleinschmidt Truck... |
| | Active | | (CWA-07-2012-0001) Mike Millenkamp d/b/a Mike Millenkamp Dairy Cattle |
| | Active | | (CWA-07-2012-0005) Knight Transportation |
| | Active | | (CWA-07-2012-0024) Moscow Mills, Missouri (City of) |
| | Active | | (CWA-07-2012-0025) VVF Limited |
| | Active | | (CWA-07-2012-0026) MFA Oil Bilk Plant |
| | Active | | (CWA-07-2012-0029) TNT GENERAL CONTRACTING, INC., WEBB MINERALS, LLC, GARY AND CAROL TRUMP TRUST (U... |
| | Active | | (CWA-07-2012-0038) Fiberright - Blairstown Operating, LLC |
| | Active | | (CWA-07-2012-0046) Hunter Oil Company |
| | Active | | (CWA-07-2012-0047) Diamond K Express |
| | Active | | (CWA-07-2012-0049) Hunter Oil Facility |
| | Active | | (CWA-07-2012-0059) Sunflower Electric Power Corp |
| | Active | | (CWA-07-2013-0010) Central Feeders |
| | Active | | (CWA-07-2013-0010) Michael Beneke d/b/a. Double B Cattle |
| | Active | | (CWA-07-2013-0012) Criss Investments Inc., et al |
| | Active | | (CWA-07-2013-0015) Midwest Fertilizer |
| | Active | | (CWA-07-2013-0017) Chandler Oil |
| | Active | | (CWA-07-2013-0018) Boone Construction |
| | Active | | (CWA-07-2013-0020) Central Feeders, Inc |
| | Active | | (CWA-07-2013-0024) XXXXXXXXXXXXXXXXXXXXXXXX |
| | Active | | (CWA-07-2013-0051) Iowa Events Center |
| | Active | | (CWA-07-2013-0056) Hughes Brothers Inc |
| | Active | | (CWA-07-2014-0013) Boisecurity Research Institute |
| | Active | | (CWA-07-2014-0016) Daystar Petroleum |
| | Active | | (CWA-07-2014-0017) KLM Exploration Co., Inc. |
| | Active | | (CWA-07-2014-0019) Ag Co-Op Services, Inc. |
| | Active | | (CWA-07-2014-0020) Dark Oil Company |
| | Active | | (CWA-07-2014-0027) Quito, Inc. |
| | Active | | (CWA-07-2014-0029) HOC Industries, Inc. |
| | Active | | (CWA-07-2014-0031) PostRock Energy Corporation Oil |
| | Active | | (CWA-07-2014-0042) Valley Environmental Services |
| | Active | | (CWA-07-2014-0044) Canadian Pacific |
| | Active | | (CWA-07-2014-0046) Valmont Industries, Inc. |
| | Closed | | (CWA-07-2014-0048) U Pick It, Inc |
| | Active | | (CWA-07-2014-0052) Montgomery City Sinclair |
| | Active | | (CWA-07-2014-0057) Jager Farm Partnership |
| | Active | | (CWA-07-2014-0061) Village of Pender Municipal Power Plant |
| | Active | | (CWA-07-2014-0072) Coastal Energy Corporation |
| | Active | | (CWA-07-2014-0076) Central Feeders, Inc. |
| | Active | | (CWA-07-2014-0078) City of Leavenworth, Kansas |
| | Active | | (CWA-07-2014-0080) E&M Farms Inc. |
| | Active | | (CWA-07-2014-0083) Galen Jimmerson d/b/a Bar J Farms |
| | Active | | (CWA-07-2014-0088) Elm Quick Mart |
| | Active | | (CWA-07-2014-0098) Gentry County, Missouri |
| | Active | | (CWA-07-2014-0099) Meadowvale Dairy, LLC |
| | Active | | (CWA-07-2014-0101) Gentry County |
| | Active | | (CWA-07-2014-0103) City of Waterloo |
| | Active | | (CWA-07-2014-0106) Cedar Falls, Iowa |
| | Active | | (CWA-07-2015-0001) Midwest Wrecking Co., Ltd., d/b/a Midwest Auto Salvage |
| | Active | | (CWA-07-2015-0009) Orrick Oil Gas |
| | Active | | (CWA-07-2015-0016) Stromo, LLC |
| | Active | | (CWA-07-2015-0017) Stromo, LLC |
| | Active | | (CWA-07-2015-0026) All America Pump, Omaha, NE |
| | Active | | (CWA-07-2015-0027) Ist Stop Inc/Alta Convenience Store, Norton, KS |
| | Active | | (CWA-07-2015-0028) Corner Cupboard Inc, Osborne, KS |
| | Active | | (CWA-07-2015-0029) Farmers Union Merc & Shipping A Inc., Stockton, KS
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| | Active | | (CWA-07-2015-0031) Rancho Truck Plaza |
| | Active | | (CWA-07-2015-0033) Pine Lake Corn Processors |
| | Active | | (CWA-07-2015-0039) Lybarger Oil COmpany |
| | Active | | (CWA-07-2015-0062) Phoenix C&D Recycling, Inc. |
| | Active | | (CWA-07-2015-0063) Buggy Stop C-Store |
| | Active | | (CWA-07-2015-0077) Freeman Oil |
| | Active | | (CWA-07-2017-0144) Hastert East |
| | Active | | (CWA-07-2017-0145) Hastert West |
| | Active | | (CWA-07-2017-0212) Avenida Partners, LLC |
| | Closed | | (CWA-07-2018-0001) American Natural Processors |
| | Closed | | (CWA-07-2019-0031) Salina, KS (City of) |
| | Closed | | (CWA-07-2019-0057) BP Products North America Inc. Dubuque Terminal |
| | Closed | | (CWA-07-2019-0258) WesTech |
| | Closed | | (CWA-07-2020-0010) Allen Homes, Inc.
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| | Closed | | (CWA-07-2020-0118) Ramsey Oil Hutchinson Inc |
| | Closed | | (CWA-07-2020-0133) City of St. Clair, MO |
| | Closed | | (CWA-07-2020-0158) M. Gervich and Sons, Inc. |
| | Closed | | (CWA-07-2020-0160) LG Everist |
| | Closed | | (CWA-07-2020-0166) Denali Water Solutions, LLC. |
| | Active | | (CWA-07-2020-0175) Thomas Robrahn and Skillman Construction, LLC |
| | Closed | | (CWA-07-2020-0176) Starotska Lewis, LLC |
| | Closed | | (CWA-07-2020-0177) Starotska Lewis, LLC |
| | Closed | | (CWA-07-2020-0178) All State Steel, L.L.C. |
| | Closed | | (CWA-07-2021-0010) Kentucky State Reformatory |