EPA and the U.S. Army Corps of Engineers seek public comment on proposed guidance to identify waters protected by the FWPCA consistent with the U.S. Supreme Court's SWANNC and Rapanos decisions.

NOAA-Fisheries announced a 90-day finding on a petition to revise critical habitat for the endangered leatherback sea turtle off the northeast ecological corridor of Puerto Rico; the agency found that revision may be warranted.

SIP Proposal: Montana (partial approval of interstate transport plan)

SIP Proposal: California (limited approval of interstate transport plan)

NOAA-Fisheries established ocean salmon management measures for fisheries off the coasts of California, Oregon, and Washington through May 1, 2012.

OSM approved an amendment to Montana's regulatory program under SMCRA regarding bond release responsibility periods for water management facilities and other support facilities.