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The USACE has released a new version of HEC-RAS that has several new features.

The 5.0.7 updated features fixes include:

  • Bug for drawing a polygon in the Manning’s n Regions option
  • Bug for uniform lateral inflow
  • Floodway inundation boundary mapping issue
  • RAS Mapper not saving all breakline options issue
  • External SA/2D hydraulic structures Issue
  • Lateral structure connection to 2D Area issue
  • 1D velocity and DV mapping in RAS Mapper issue
  • Max water surface profile issue
  • Alternative overbank deposition
  • ...

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TagsHEC-RAS, USACE,

Eighteen months after Hurricane Harvey devastated the Texas Gulf Coast, recovery efforts and flood management projects continue as the region improves its resiliency for future events. Although unprecedented, Houston's catastrophic flooding from Harvey was not without foreshadowing. Tax Day 2016, Memorial Day 2015 and other storms had caused similar flooding across portions of the Greater Houston Area.

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TagsTunneling, Flooding, Stormwater, houston, Hurricane harvey, USACE, Groundwater, Texas, flood management, reservoir,

Due to the government shutdown, the U.S. Environmental Protection Agency (EPA) and the U.S. Army Corps of Engineers (USACE) had to re-schedule a webinar and public hearings for the proposed new definition of "Waters of the United States."

A 60-day comment period will begin once the new proposed rule is released in the Federal Register, which is expected to be as early as Feb. 11. For more information on the public comment period, ...

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TagsWOTUS, section 404, Clean Water Act, USACE, EPA,

The U.S. Environmental Protection Agency (EPA) and the U.S. Army Corps of Engineers (USACE) have proposed a new definition of "Waters of the United States."

This new definition will clarify what is considered a federally protected waterway and a state protected waterway as part of Section 404 of the Clean Water Act. The press release regarding the proposed definition can...

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TagsWOTUS, section 404, Clean Water Act, USACE, EPA,

The USACE has released a new version of HEC-RAS that has several new features.

Those features include enhancement to storage area/ 2D hydraulic connections, variable time steps, internal boundary conditions lines for 2D areas, new velocity term for 2D flow area boundary conditions and RAS Mapper editing tools. 

Other minor enhancements were added and repairs were made as well.

For a more detailed description of the changes...

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TagsHEC-RAS, USACE,

In a historic step, the U.S. Army Corps of Engineers (USACE) issued its Record of Decision (ROD) on Feb. 2, granting the North Texas Municipal Water District (NTMWD) a Clean Water Act section 404 permit to allow construction of the dam for the long-awaited Lower Bois d’Arc Creek Reservoir near Bonham, Texas....

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TagsLower Bois D'arc Reservoir, USACE, permitting,

The Texas Commission on Environmental Quality (TCEQ) granted the North Texas Municipal Water District (NTMWD) a water right permit for the proposed Lower Bois d’Arc Creek Reservoir. The proposed project, located in Fannin County, is part of NTMWD’s multi-faceted water supply strategy, which also includes continued conservation and expanding reuse efforts to meet growing water needs.

Within the next fifty years, the District’s population is...

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TagsLower Bois D'arc Creek Reservoir, NTMWD, Tom Kula, Texas water right permit, USACE,

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