United States v. Evansville, City of, No. 3:09-cv-128 (S.D. Ind. Apr. 25, 2022). A proposed modification to a consent decree extends interim deadlines for up to five years for bid and construction dates on four integrated overflow control plan projects for settling CWA defendants with violations in connection to their operation of a municipal wastewater and sewer system.

United States v. Toledo, Ohio, City of, No. 3:91-7646 (N.D. Ohio Apr. 19, 2022). A proposed second amendment to a consent decree requires settling CWA defendants that violated their wastewater treatment discharge permit to construct separate storm sewers instead of the Swan Creek North Tunnel Extension, change one of the discharge locations, and conclude the pathogen removal study early. 

EPA Region 1 announced the availability of and seeks comment on draft NPDES general permits for discharges from sites engaged in certain dewatering and remediation activities to certain waters in Massachusetts and New Hampshire, sites in Connecticut and Rhode Island located on Indian Country lands, and federal facilities in Vermont. 

United States v. Sanitary District of Highland, No. 2:22-cv-00086 (N.D. Ind. Apr. 7, 2022). Under separate proposed consent decrees, settling CWA defendants that illegally discharged sanitary sewage into waters of the state and the United States must make improvements designed to eliminate sanitary sewer overflows and pay civil penalties of $175,000 and $33,000. 

EPA found that Washington's existing human health criteria are not based on sound scientific rationale and proposed to reinstate the protective federal human health criteria that the Agency withdrew in June 2020 to protect Washington's waters. 

EPA issued a draft NPDES general permit for discharges from small municipal separate storm sewer systems from urbanized areas within the Commonwealth of Puerto Rico to waters of the United States. 

EPA proposed to require planning for worst case discharges of CWA hazardous substances for onshore non-transportation-related facilities that could reasonably be expected to cause substantial harm to the environment by discharging CWA hazardous substances into or on navigable waters, adjoining shorelines, or the exclusive economic zone.

United States v. North Slope Borough, No. 3:22-cv-00059-JWS (D. Alaska Mar. 16, 2022). A settling RCRA and CWA defendant that violated solid and hazardous waste management practices and failed to implement spill prevention control and countermeasure (SPCC) plans must close all unpermitted hazardous waste storage facilities; minimize generation and ensure proper tracking and management of solid and hazardous waste; build or retrofit a permitted hazardous waste storage facility; revise its SPCC plans; install adequate secondary containment around oil storage containers; develop an integrity testing program for oil storage containers; and pay a civil penalty of $6.5 million. 

Unites States v. Austin Powder Co., No. 2:22-cv-1645 (S.D. Ohio Mar. 16, 2022). A settling CWA defendant that allowed hundreds of exceedances of the effluent limits in its NPDES permit for an explosives manufacturing facility in McArthur, Ohio, must pay $2.3 million in civil penalties and improve two of its wastewater treatment plants. 

EPA entered into a proposed settlement agreement under the CWA that would stay a lawsuit seeking review of the 2020 NPDES permit issued by EPA Region 9 to the Arizona Public Service Company for discharges from the Four Corners Power Plant.