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NOUS43 KDMX 200918
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IAZ004>007-015>017-023>028-033>039-044>050-057>062-070>075-
081>086-092>097-202130-

PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE DES MOINES IA
418 AM CDT SAT APR 20 2013

...NEW NOAA PRECIPITATION FREQUENCY ESTIMATES FOR IOWA NOW AVAILABLE...

NEW NOAA PRECIPITATION FREQUENCY ESTIMATES FOR IOWA ARE NOW
AVAILABLE. INTERESTS IN PRIVATE INDUSTRY...GOVERNMENT AND
ACADEMIA HAVE EAGERLY AWAITED THE PUBLICATION NEW PRECIPITATION
FREQUENCY ESTIMATES FOR IOWA AS WELL AS SIXTEEN OTHER MIDWESTERN
AND SOUTHEASTERN STATES. THOSE ESTIMATES WERE PUBLISHED BY THE
NWS OFFICE OF HYDROLOGIC DEVELOPMENT ON APRIL 19TH AS VOLUMES 8
AND 9 OF NOAA ATLAS 14...A WHOLLY WEB BASED PUBLICATION AVAILABLE
AT HTTP://WWW.NWS.NOAA.GOV/OH/HDSC . THE LAST TIME THAT THESE
ESTIMATES WERE UPDATED WAS IN 1963.

PRECIPITATION FREQUENCY ESTIMATES ARE ESTIMATES OF CLIMATE
VARIABILITY. THEY ARE USED AS DESIGN STANDARDS FOR CIVIL
INFRASTRUCTURE BUILT TO COPE WITH RAINFALL AND RUNOFF SUCH AS
STORM WATER DRAINAGE SYSTEMS...ROADS...BRIDGES...CULVERTS...SMALL
DAMS...ROOFS...AIRPORT RUNWAYS...IN-STREAM ECOSYSTEMS INCLUDING
FISH HABITAT...STREAM EROSION CONTROL...POLLUTION CONTROL
SYSTEMS...FLOOD INSURANCE RATE MAPS...SOIL CONSERVATION...ETC.
THESE NEW ESTIMATES DIRECTLY CONTRIBUTE TO THE PREPARATION OF MORE
COST EFFECTIVE DESIGNS...PLANS...AND MAPS. THEY ALSO ASSIST IN
EFFORTS TO PROTECT LIVES AND PROPERTY AND PREVENT POLLUTION.

NWS PRECIPITATION FREQUENCY ESTIMATES--PREPARED SINCE THE 1950S--
ARE CITED AS DESIGN STANDARDS IN MANY FEDERAL...STATE AND LOCAL
GOVERNMENT REGULATIONS. THESE NEW NOAA ATLAS 14 VOLUMES WILL
RESULT IN NEW DESIGN CRITERIA FOR A LARGE RANGE OF ENGINEERING AND
PLANNING PROJECTS ACROSS SEVENTEEN STATES.

FOR MORE INFORMATION AS WELL AS TO VIEW THE NEW ESTIMATES...VISIT
THE NWS DES MOINES WEB SITE AT... HTTP://WWW.WEATHER.GOV/DESMOINES .

$$

ZOGG