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Enviro ctics <br /> 16 <br /> An Earth Systems Company <br /> Data regarding sources of household water supply by census block were compiled from the 1990 census and <br /> analyzed to evaluate the use of ground water within the County. <br /> According to the U.S. Bureau of the Census (1992), ground water is used by approximately 41 percent of the <br /> population of Orange County.This is less than approximately 47 percent of the population in North Carolina <br /> Piedmont that relies on ground water for potable supplies; however, when the data are analyzed at the scale <br /> of census blocks, it is apparent that ground-water use by the rural population approaches 100 percent over <br /> a large area of the County. <br /> 2.4.2 Site Hydrogeology <br /> A description of the pump test conducted for Well #2 (665') at the Site as detailed in the 2024.09.11 Pump <br /> Test Results-Yadkin Well - Rigsbee.pdf document. <br /> This document shows that the well pumping at rates as high as 96 gpm increased the depth to water (DTW) <br /> from 38 feet to 610 feet after 24 hours, suggesting that this pumping rate cannot be sustained. <br /> NORTH CAROLINA <br /> DEPARTMENT OF ENVIRONMENT,HEALTH,&NATURAL RESOURCES <br /> DIVISION OF ENWROMENTMANAGEMENT <br /> GROUNDWATER SECTION <br /> P.0.BOX-RALEIGH,N,C.27611 <br /> 19191733-3221 <br /> PUMP TEST <br /> RECORD <br /> TEST CONDUCTED BY:YADKIN WELL COMPANY,INC. _ WELL CONSTRUCITON PERMIT NO.WELL SITE 2-W240158 <br /> 1, WELLLOCATION:NEAREST TOWN:_CHAPEL NILL COUNT': ORANGE <br /> HWY.54 WEST RIGSREE PROPERTY WELL$2 <br /> ROAD NO.,COMMUNITY,OR SUBnIV61ON,AND LOT NO. <br /> 2. OWNER: FORESTAR_8041 ARCO CORPORATE DR.R130,RALEIGH,NC_, <br /> NAME ADDRESS <br /> 3. USE OF WELL I)DOMESTIC I K I PUBLIC 1 I INDUSTRIAL (I IRRIGATION I)OTHER <br /> 4. WELL DEPTH:_665­FT. CASING DIAMTFR_8 IN. CASING TYPE:_Galvanized Steel <br /> S. DRIWNGCONTRACTOR:_Yadkln Well Company Inc.__ WAS CASING GROUTED?Yes <br /> 6. STATIC WATER LEVEL•,._39 F7. ABOVE TOP OF CASING <br /> '"BELOW <br /> DATE MEASURED:_0911112024 CASINGI52 T.ABOVE LAND SURFACE <br /> 7, WELLYIELD: 96 GPM SPECIFIC CAPACITY: GPM/FT.DD <br /> 8, PUMPING WATER LEVEL:_630 _ET. ARTFR_24 HOURSAT 96 GPM <br /> 9. CHLORINATION:TYPE_POWOER AMOUNT 3202 <br /> 10. TIME AND DATE PUMP STARTED:_1:05 PM 09-11-2024 PUMP STOPPED: 1:05 PM 09-12-2024 <br /> 11. WATER LEVEL MEASURING DEVICE: Electric Tape FLDW MESURING DEVICE_3' <br /> 12. TEST PUMP: TYPE: Submersible--MAKE GrUnd(OS HORSEPOWER: 25 <br /> CAPACITY­_-_100 GPM AT600 TDH INTAKE DEPTH-609--FT. <br /> Envirotactics, LLC Page 16 of 22 Hydrogeologic Desktop Study <br /> (732) 449-0077 Project No.6704 <br />