Choose State Change Location

CW DMAG Update - April 4, 2008

The following are the Low Inflow Protocol (LIP) drought indicators as of April 4, 2008:
Current Overall Stage = 3 
 
Storage Index (SI):         75.81%
Target Storage Index=    66.90%
Ratio=                         113.3% (Supports Normal Conditions)     
        
Streamflow Indicator (six-month average versus historical six-month average):
Ratio=           41.1% (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%
              
 
US Drought Monitor (three-month average)
Three-month Numeric Average= +3.33 (Supports Stage 3)            
 
Groundwater Gages (feet below surface):
USGS Langtree current reading= 21.56 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
           
USGS Linville current reading=    2.14 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 26, 2008 reading= 2.16 ft 
 
NCDWR Glen Alpine reading=     8.50 ft
(reading on April 2, 2008)                            
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