While some of the conclusions of this report are dated, the beautiful maps of the evolution of the river are the best illustration of the dynamic nature of river deltas. The maps are known as meander maps. Fisk, H.N., 1944,…
Category: Governmental Agencies
Inundation Maps – Flood of 2011 on the Lower Mississippi
Lower Mississippi water flows and inundation map – May 11, 2011
Morganza – too late, still too little?
Morganza is slowing being opened. The projected crests downstream have been revised, but as the previous post illustrates, the projected crests still leave very high water from Baton Rouge to New Orleans. We can debate (and will) the Corps decision…
Playing Politics with Morganza?
Took a drive up to the Old River Control Structure and the Morganza Spillway on the 12th of May. I was curious about what is keeping the Corps from opening the spillway until the flow hits 1.5 M CFS. One…
The Mississippi River and Tributaries Project
This is the Army Corps of Engineers explanation of the Mississippi River flood control system and how it would be used to control a flood. It details the the use of the floodways and the river flow levels that will trigger their use.[…]
The Control of Nature – Morganza Spillway
John McPhee has written a fascinating history of the River Control Structure at Morganza. While it is not clear that the Mississippi still wants to go down the Atchafalaya, losing the River Control Structure in a flood would still be a…
ASCE – The New Orleans Hurricane Protection System: What Went Wrong and Why
“On the morning of August 29, 2005, Hurricane Katrina struck southeast Louisiana and triggered what would become one of the worst disasters ever to befall an American city. The devastation was so extensive, and the residual risk looms so ominous,…
Waterworld
http://www.tnr.com/article/environment-energy/magazine/77388/waterworld
“This fall, construction is set to begin on a $4 million pop-up floodwall near the National Mall in Washington, D.C. It’s designed to be assembled quickly in the event that torrential rains cause the nearby Potomac River to spill into the city[…]
Green Building and National Hazards
Green building strategies include minimizing building materials and building in ways that may increase risks from earthquakes, floods, hail, and wind. FEMA raises some of these issues in this report: Natural Hazards and Sustainability for Residential Buildings, FEMA P-798 /…
What is the Corp Really Building in New Orleans?
From the University of Colorado Natural Hazards Observer:
Corps of Engineers’ Steven Stockton
Avoiding the Single Line of Defense
Natural Hazards Observer • September 2010
“Where are the visionaries for the future? [Congress’] focus is on a million different areas. It’s not on water infrastructure or on disaster risk mitigation,” says Steven Stockton, director of Civil Works for the U.S. Army Corps of Engineers.[…]