13 Dec 2022

SWT-2017-00465

Expiration date: 1/12/2023

The application is to replace a portion of the existing concrete-lined stream channel and concrete-line an additional upstream portion of the channel to alleviate the flooding of residences and streets in the Cherokee Village neighborhood.

2 Dec 2022

Joint Public Notice

Expiration date: 12/31/2023

Notice of Availability of the Interim Draft of the National Ordinary High Water Mark Field Delineation Manual for Rivers and Streams. The U.S. Army Corps of Engineers (USACE) and the U.S. Environmental Protection Agency (EPA) jointly announce the availability of the Interim Draft of the National Ordinary High Water Mark Field Delineation Manual for Rivers and Streams (National OHWM Manual) and are soliciting public comments on this Interim Draft.

7 Nov 2022

SWT-2021-194

Expiration date: 12/7/2022

The proposed project would construct a rock dike along the left descending bank of the Arkansas River within the U.S. Army Corps of Engineers (USACE) Kaw Lake Civil Works Project. The existing concrete boat ramp replacement was verified under Nationwide permit. The bank stabilization areas 1 through 7 do not require Section 404 authorization, because the 24-inch quarry run stone rock would be placed above the ordinary high water mark of the Arkansas River.

2 Nov 2022

SWT-2020-344

Expiration date: 12/2/2022

The application proposes a 73.2 acre lateral expansion of the existing landfill to the north. The proposed project also includes the construction of landfill waste disposal cells and a stormwater pond within scrub-shrub wetlands, open water, an intermittent stream, and an ephemeral stream.

30 Sep 2022

Public Notice Open House ScopingMeeting and 30-Day Comment Period Optima Lake Disposition Study, Texas County, Oklahoma

The U.S. Army Corps of Engineers, Tulsa District (USACE), is investigating the potential disposition of Optima Lake, Texas County, Oklahoma. Optima Lake was authorized by the Flood Control Act of 1936 and constructed by the U.S. Army Corps of Engineers beginning in 1966. The structure stretches approximately 15,000 feet across the North Canadian (Beaver) River. Authorized project features of Optima Lake being investigated include the earthen embankment, spillway, outlet works, and administration and maintenance building situated on approximately 13,247 acres of Government-owned land. Currently, authorized purposes for Optima Lake include flood control, water supply, recreation, and fish and wildlife. The USACE is preparing a National Environmental Policy Act (NEPA) document to disclose the potential adverse and beneficial impacts of disposition of these features, as well as the effects of continuous operation and maintenance of Optima Lake or portions of the project under different project purposes or leases with other Federal agencies and non-Federal entities who may be suited to take over operations and maintenance responsibilities.

28 Sep 2022

Notice of Availability of the Beta Streamflow Duration Assessment Method for the Great Plains

Expiration date: 12/31/2022

The U.S. Army Corps of Engineers (Corps) Albuquerque, Chicago, Detroit, Fort Worth, Galveston, Kansas City, Omaha, Rock Island, St. Louis, St. Paul, and Tulsa Districts, and the U.S. Environmental Protection Agency (EPA), Regions 5, 6, 7, and 8, jointly announce the availability of the Beta Streamflow Duration Assessment Method (SDAM) for the Great Plains (dated September 2022). The method is a rapid assessment tool to help distinguish between ephemeral, intermittent, and perennial streamflow at the reach scale for the Northern and Southern Great Plains SDAM Regions. The beta SDAM may help provide technical guidance for identifying waters that may be subject to regulatory jurisdiction under Section 404 of the Clean Water Act; however, this method does not alter or change the definition of “Waters of the U.S.”

19 Sep 2022

SWT-2008-657

Expiration date: 10/18/2022

The overall purpose of this work is to extend the lifespan of an existing long-term solid waste disposal facility for the City of Oklahoma City and surrounding areas. The applicant’s proposed project would result in approximately 49 acres (ac) of expansion to the existing Oklahoma City Landfill.

29 Aug 2022

After-Action Environmental Assessment for the Webbers Falls Pool and Robert S. Kerr Pool Emergency Dredging and Open Water Disposal

This Environmental Assessment (EA) has been prepared by the U.S. Army Corps of Engineers (USACE) Tulsa District (SWT) to evaluate the Webbers Falls Pool and Robert S. Kerr Pool Emergency Dredging and Open Water Disposal. This EA is an assessment of potential impacts that have resulted from the implementation of the Emergency Action Alternative in comparison with the No Action Alternative. It has been prepared in accordance with 33 Code of Federal Regulations (CFR) Part 230 and the 1978 Council on Environmental Quality (CEQ) regulations 40 CFR Parts 1500-1508, as amended in 1986 and 2005, as reflected in the USACE Engineering Regulation (ER) 200-2-2. In fulfillment of these and all other legal, regulatory, and policy requirements, this EA describes the purpose and need for the action, the range of alternatives considered, and discloses the environmental impacts of the alternatives.

24 Aug 2022

SWT-2022-73

Expiration date: 9/23/2022

The application is for the construction of a Sierra Slope Retention System or similar material along the left descending bank of Imhoff Creek to stabilize and support vegetative growth along the existing eroded stream bank, and to construct cross vanes to limit further down cutting of the stream channel.

9 Aug 2022

SWT-2022-305

Expiration date: 9/3/2022

The purpose is the reconstruction of the existing 4-mile roadway from US-169 to the west causeway (Oologah Lake). The overall purpose of this work is to bring this portion of the EW-300 Road in compliance with the Federal Safety Slope Standards to ensure public safety and efficient traffic flow.