May 18

Living With Floods

From the Iowa Flood Center

 

The concept for the Iowa Flood Center is rooted in the monumental efforts that took place on the University of Iowa (UI) campus in June 2008 before, during, and after the Iowa and Cedar Rivers crested in Eastern Iowa.

In between filling sandbags and moving out of flood-endangered buildings, UI researchers began collecting time-sensitive data on many aspects of the flood — from high-resolution data to document flood water elevations and contaminated sediments deposited by flood waters. The flood helped catalyze the formation of new teams of researchers from across the University’s campus to work together on flood-related initiatives. They also sought funding from a variety of sources; in the first 12 months after the flood, the University of Iowa was awarded more than $500,000 by the National Science Foundation for flood-related research.

A central issue that emerged from this work was the realization that there was no central place in Iowa (or in the nation) for advanced research and education focused on floods. Discussion and formulation of a plan to establish an Iowa-based center for flood research and education followed. The University of Iowa was the logical home for this center, based on the institution’s experience during the flood and because it is home to IIHR—Hydroscience & Engineering, one of the preeminent hydraulics laboratories in the United States.

In spring 2009, the state of Iowa established (and funded) the new Iowa Flood Center (IFC). This effort was spearheaded by several Iowa senators and representatives, with much behind-the-scenes work by IIHR research engineers Larry Weber and Witold Krajewski. A total of $1,300,000 was appropriated for the center in its first year (FY2010).

The IFC is now actively engaged in flood projects in several Iowa communities and employs several graduate and undergraduate students participating in flood-related research. IFC researchers have designed a cost-efficient sensor network to better monitor stream flow in the state; have developed a library of flood-inundation maps for several Iowa communities; and are working on a large project to develop new floodplain maps for 85 of Iowa’s 99 counties.

May 14

A Few Good Reads (5/14/12): Taming the Red River

This week: An amazing video of an augmented reality sandbox from the folks at UC Davis, a devastating flash flood in Afghanistan, the Army Corps plan to tame the Red River, restoration work on the upper Arkansas River in Colorado, and two articles on residual risk and levees in the Central Valley, California.

   

Flash flood kills 28 in Afghan north (AP)

On Monday, at least 26 people were killed and more than 100 missing after flash floods hit a wedding party and three villages in Sari Pul province.

Afghanistan’s harshest winter in 15 years saw unusually heavy snowfalls, and experts predicted melting snow was likely to cause floods in the mountainous north in the spring.

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May 11

Tragic Flash Flood in Nepal (Footage)

Map picture

On May 5, earlier this week, a flash flood occurred in Pokhara, Nepal along the Seti River killing 26 people and leaving an additional 40 people still missing. Most flash floods are simply the cause of a significant amount of rain happening over a very short amount of time. This flash flood, however, was triggered by an avalanche in the Annapurna mountain range (part of the Himalayas).

Dusty and I both have connections to this small country so this hit relatively close to home. I have friends there right now in another part of the country through relationships that my church has with a Nepali orphanage and church. Dusty’s church actually has relationships with people near the place where the flash floods actually occurred. It wasn’t a large flash flood but this is a developing country that has gone through a tremendous amount of upheaval over the last ten years and whose infrastructure is minimal.

The first clip shows a bridge getting hit by the flash flood wave:

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May 10

2011: Year of the Flood, 2012: Year of the Drought?

A year ago at this time, the story in the U.S. was floods, floods, and more flooding to come. The story this year? Here is a quote from The Greeley Tribune on May 3:

Statewide snowpack as of May 1 was 19 percent of the 30-year average, according to a report released by the Natural Resources Conservation Services office in Colorado late Thursday afternoon.

That ties for the state’s worst snowpack on record for May 1.

Only May 1, 2002, — a historic drought year for the state — was as bad.

At 21 percent of average, the Colorado River Basin’s snowpack on May 1 of this year was at a record low.

What a difference a year makes. Take a look at these plots of the mountain snowpack (NRCS Snotel) in Western U.S. on April 1st in 2011 and 2012:

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