Waters of the United States and Clean Water Act
In October 2019, CASS member societies and other science societies submitted comments on proposed changes to the Section 401 Water Quality Certification process.
In September 2019, CASS urged EPA to extend the comment period for proposed changes to the Section 401 process in the Clean Water Act.
In July 2019, CASS filed an amici curiae brief in the Supreme Court case County of Maui v. Hawai’i Wildlife Fund to determine whether the Clean Water Act’s jurisdiction extends to the regulation of pollutants through groundwater flows.
In April 2019, some CASS members partnered with other organizations to host a Congressional briefing on the potential impacts of proposed changes to the Waters of the U.S. Rule.
In April 2019, CASS member societies and other science societies submitted comments to EPA and the Army Corps of Engineers on proposed changes to the Waters of the U.S. Rule.
In February 2019, CASS asked EPA and the Army Corps of Engineers to extend the comment period for proposed changes to the Waters of the U.S. Rule.
In December 2018, CASS expressed concern about the the proposed rule issued today by the EPA and the U.S. Army Corps of Engineers to replace the 2015 Clean Water Rule (Waters of the United States Rule or WOTUS).
In March of 2017, President Trump issued an executive order to overturn the “Waters of the United States” (WOTUS) rule approved by the Obama administration. In anticipation of this action, which was part of the President’s agenda, AFS has worked with its partners to prepare a letter to our leaders in support of the scientific basis of the rule. Read the article in Science magazine about the letter.
In November of 2015, CASS took a position to oppose Senate Joint Resolution 22 to the Clean Water Rule, which proposed to exclude headwater streams, including intermittent and or temporary streams that do not have perennial flow but that do directly drain to a Tradition Navigable Water, interstate waters or the sea.