US Army Corps of Engineers
South Pacific Division Website

South Pacific Division News

Regulatory Public Notices

  • CLEAN WATER ACT PROPOSED RULE FOR DEFINITION OF WATERS OF THE U.S.

    Expiration date: 7/21/2014

    On 21 April 2014, the USEPA and the Corps of Engineers (Corps) are publishing for public comment a proposed rule defining the scope of waters protected under the Clean Water Act (CWA), in light of the U.S. Supreme Court cases in U.S. v. Riverside Bayview, Solid Waste Agency of Northern Cook County v. U.S. Army Corps of Engineers (SWANCC), and Rapanos v. United States (Rapanos). The proposed rule was developed to enhance protection for the nation’s public health and aquatic resources, and increase CWA program predictability and consistency by increasing clarity as to the scope of “waters of the United States” protected under the Act.
  • CLEAN WATER ACT INTERPRETIVE RULE FOR 404(f)(1)(A)

    Expiration date: 6/5/2014

    On 21 April 2014, the USEPA and the Corps of Engineers (Corps) are publishing a Notice of Availability and Public Comment to announce the availability of an interpretive rule regarding the applicability of the exemption from permitting provided under section 404(f)(1)(A) of the Clean Water Act (CWA) for discharges of dredged and/or fill material associated with certain agricultural conservation practices based on the Natural Resources Conservation Service (NRCS) conservation practice standards that are designed and implemented to protect and enhance water quality. The interpretive rule was effective on April 03, 2014.

News Releases

  • Corps operates Sepulveda Dam during rain storms

    Sepulveda Dam is the western-most of the Corps of Engineers’ dams operated by the Los Angeles District in the Los Angeles County Drainage Area flood control system. The purpose of the project is to collect flood runoff from the uncontrolled drainage areas upstream, store it temporarily and release it into the Los Angeles River at a rate that does not exceed the downstream channel capacity.
  • Alamo Dam increases release

    The U.S. Army Corps of Engineers Los Angeles District is making higher-than-normal releases from Alamo Dam to bring the water surface elevation of Alamo Lake back to its target elevation, since an initial large inflow began March 13.
  • Corps closes all recreation sites to prevent spread of COVID-19

    The U.S. Army Corps of Engineers, Portland District is closing all recreation sites to prevent the spread of COVID-19, effective March 30.
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