Total maximum daily loads (TMDLs), §303(d)

A district court denied a motion to reconsider its 2018 ruling that gave EPA discretion as to how to establish a new TMDL for trash in the Anacostia River. An environmental group argued that…

The Ninth Circuit affirmed judgment for environmental groups in a CWA challenge to compel EPA to develop and issue long-overdue temperature TMDLs for the Columbia and Snake Rivers. The groups…

A district court denied summary judgment in a challenge to EPA's approval of Maryland's 2018 water quality report, which reclassified 139 impairment listings based on TMDLs set by the…

A district court vacated TMDLs that were established by the District of Columbia for E. Coli bacteria in portions of the Anacostia and Potomac Rivers and approved by EPA in 2014. Environmental…

A district court ordered EPA to issue a temperature total maximum daily load (TMDL) under the CWA for the Columbia and Snake Rivers, which are native habitat for endangered and threatened salmon…

The Fourth Circuit reversed a lower court's grant of summary judgment requiring EPA and West Virginia to address coal mining-related water pollution. Environmental groups argued that EPA…

A district court held it could not rule on the merits as to whether EPA violated the APA when it approved Ohio's 2016 impaired water list, but nevertheless remanded the case to EPA so it…

A district court held that EPA did not fail to carry out non-discretionary duties under the CWA when it failed to notify certain industrial and commercial dischargers that they are required to…

A district court held that EPA did not fail to carry out non-discretionary duties under the CWA when it failed to notify certain industrial and commercial dischargers that they are required to…

A district court held that environmental groups have standing to sue EPA under the APA and CWA for its failure to disapprove West Virginia's §303(d) list, which lacks TMDLs for waterbodies…