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CW DMAG Update - September 14, 2007 Low Inflow Protocol (LIP) Drought Indicators

The following are the Low Inflow Protocol (LIP) drought indicators as of September 14, 2007:

Storage Index (SI): 47.56%
Target Storage Index = 75.00%
Ratio = 63.41% (Supports Stage 2)

Trend Data:
SI on July 30, 2007 = 64.36%
SI on August 27, 2007 = 53.54%
SI on August 31, 2007 = 52.58%
SI on September 7, 2007 = 50.26%
SI on September 14, 2007 = 47.56%
Loss Rate since July 30, 2007 = 2.56% per week
Loss Rate since August 31, 2007 = 2.51% per week

Streamflow Indicator (six-month average versus historical six-month average):
Ratio = 51.5% (Supports Stage 3)

Trend Data:

Ration on July 30, 2007 = 66.6%
Ration on August 31, 2007 = 64.0%

US Drought Monitor (three-month average)
Three-month Numberic Average = +2.00 (Supports Stage 2) No change from August 31, 2007

Groundwater Gages (feet below:
USGS Langtree current reading = 21.24 ft
August 31, 2007 reading = 20.85 ft
September 7, 2007 reading = 21.10 ft

USGS Linville current reading = 2.49 ft 
August 31, 2007 reading = 2.41 ft
September 7, 2007 reading = 2.43 ft

NCDWR Glen Alpine reading = 10.19 ft
(reading on September 13, 2007)
August 15, 2007 reading = 9.90 ft 
September 5, 2007 reading = 10.03 ft

The following is the Public Water Suppliers water use restrictions as reported to Duke Energy.

Organization
Stage (September 14, 2007)
Effective Date
City of Marion    
City of Morganton Stage 2 Mandatory
9/4/07
Town of Granite Falls Stage 2 Mandatory
9/4/07
City of Lenoir Stage 2 Mandatory
9/4/07
Town of Valdese Stage 2 Mandatory
9/4/07
City of Hickory Stage 2 Mandatory
8/28/07
Town of Longview Stage 2 Mandatory
8/28/07
City of Statesville Stage 1 Voluntary
 
Charlotte Mecklenburg Utilities Stage 2 Mandatory
8/28/07
Lincoln County Stage 2 Mandatory
8/13/07
Town of Mooresville Stage 2 Mandatory
8/31/07
City of Gastonia Stage 2 Mandatory
9/4/07
City of Mount Holly Stage 2 Mandatory
8/28/07
City of Belmont Stage 2 Mandatory
9/4/07
Bessemer City Stage 2 Mandatory
8/7/07
City of Cherryville Stage 2 Mandatory
9/13/07
Town of Dallas  
 
City of Lincolnton  
 
City of Newton Stage 1 Voluntary 
9/5/07
Rock Hill Stage 2 Mandatory
8/17/07
Catawba Water Treatment Plant Stage 2 Mandatory
8/29/07
Chester County Water and Sewer District Stage 2 Mandatory
9/5/07
City of Camden Stage 2 Mandatory
9/6/07
Lugoff-Elgin Water Authority Stage 2 Mandatory
8/31/07