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CW DMAG Update - August 8, 2008

The following are the Low Inflow Protocol (LIP) drought indicators as of August 8, 2008:
Current Overall Stage = 3
 
Storage Index (SI):         70.1%
Target Storage Index=    75.0%
Ratio=                            93.4% (Supports Stage 0)    
 
Streamflow Indicator (six-month average versus historical six-month average):
Ratio=           45.6% (Supports Stage 3)     
 
Trend Data:
Ratio on July 30, 2007=             66.6%
Ratio on August 31, 2007=        64.0%
Ratio on September 28, 2007=   46.3%
Ratio on October 26, 2007=       40.2%
Ratio on November 30, 2007=    34.2%
Ratio on December 14, 2007=    32.6%
Ratio on January 25, 2008=       31.1%
Ratio on February 29, 2008=      34.1%
Ratio on March 28, 2008=          40.9%
Ratio on April 25, 2008=            44.8%
Ratio on May 29, 2008=             45.9%
Ratio on June 27, 2008=            45.6%
Ratio on July 25, 2008=             46.1%
             
 
US Drought Monitor (three-month average)
Three-month Numeric Average= +4.00 (Supports Stage 4)            
 
Groundwater Gages (feet below surface):
USGS Langtree current reading= 22.96 ft
August 31, 2007 reading=           20.85 ft
September 28, 2007 reading=     21.55 ft
October 26, 2007 reading=         22.17 ft
November 30, 2007 reading=      22.76 ft
December 14, 2007 reading=      22.95 ft
January 25, 2008 reading=         23.23 ft
February 29, 2008 reading=        22.83 ft
March 28, 2008 reading=            21.72 ft
April 25, 2008 reading=              21.16 ft
May 29, 2008 reading=              21.30 ft
June 27, 2008 reading=              22.03 ft
July 25, 2008 reading=               22.78 ft
           
USGS Linville current reading=    2.55 ft                          
August 31, 2007 reading=            2.41 ft
September 28, 2007 reading=      2.42 ft
October 26, 2007 reading=          2.07 ft
November 30, 2007 reading=       2.27 ft
December 14, 2007 reading=       2.24 ft
January 25, 2008 reading=           2.21 ft
February 29, 2008 reading=          2.19 ft
March 28, 2008 reading=              2.16 ft
April 25, 2008 reading=                2.19 ft
May 29, 2008 reading=                2.19 ft
June 27, 2008 reading=                2.34 ft
July 25, 2008 reading=                 2.45 ft 
 
Glen Alpine reading=      10.59 ft
(reading on July 30, 2008-Not updated-transitioning to USGS)                            
August 15, 2007 reading=            9.90 ft
September 27, 2007 reading=      9.93 ft
October 25, 2007 reading=         10.07 ft
November 28, 2007 reading=       9.83 ft
December 12, 2007 reading=       9.83 ft
January 31, 2008 reading=           9.18 ft
February 27, 2008 reading=          8.71 ft
March 26, 2008 reading=              8.40 ft
April 30, 2008 reading=                8.53 ft
May 29, 2008 reading=                9.16 ft
June 25, 2008 reading=              10.02 ft
July 30, 2008 reading=               10.59 ft

Catawba-Wateree Low Inflow Protocol Chart