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HomeMy WebLinkAboutDE WEATHERSPOON-FIGURE 11-25N w U_ z O n U) w W W 0 L c 0 0- 0 a cn U co C: a) E 0 U) Q (D c ca m Q C: 0 0 0_ U) L co a) C) N O vi U) a) L 0) 0 ^L LL 2) a) C W m 0 ,o1 co 0 0 N N r O�T co W; w Nw w 200 190 180 170 160 150 140 130 120 110 100 90 80 70 60 50 40 30 NORTHWEST SECTION A -A' - BORON FACING NORTHEAST 200 190 180 170 160 150 140 130 120 110 100 90 i f, NOTE: 70 BORON ANALYTICAL RESULTS FROM MAY 2012 AND JUNE 2015 60 (ALL LESS THAN THE DETECTION LIMIT OF 50 MICROGRAMS PER LITER) INDICATE THE SAMPLES FROM FEBRUARY AND MARCH 50 2012 DO NOT REPRESENT ACTUAL GROUNDWATER QUALITY. .e 30 SOUTHEAST GRAPHIC SCALE 300 0 300 600 IN FEET HORIZONTAL: 1"=300' 30 0 30 60 IN FEET VERTICAL: 1"=30' I Fr.Fmn CONCENTRATION CONTOUR NO DATA BORING SYMBOLS SOIL SAMPLE WITH CONCENTRATIONS OF COI (miligrams per WELL SCREEN WITH kilogram) CONCENTRATION OF COI (micrograms per liter) SOURCES: 1. THE TOPOGRAPHY SURVEY DATA WITHIN THE PROPERTY BOUNDARY DATED APRIL 20, 2015 WAS OBTAINED FROM WSP OF CARY, NORTH CAROLINA. 2. 2ft CONTOUR INTERVALS BEYOND THE PROPERTY BOUNDARY ARE FROM NCDOT LIDAR DATED 2007 https:Ilconnect.ncdot.gov/resourceslgis/pages/cont-elev v2.aspx 3. SELECT TOPOGRAPHIC ADJUSTMENTS BASED ON SITE SURVEY AND COMPARISON TO AERIAL PHOTOGRAPH. 4. GEOLOGIC INFORMATION FOR BORINGS AND MONITORING WELLS INSTALLED PRIOR TO 2015 TAKE FROM S&ME (2012). NOTE: 1. CONTOUR LINES ARE USED FOR REPRESENTATIVE PURPOSES ONLY AND ARE NOT TO BE USED FOR DESIGN OR CONSTRUCTION PURPOSES. 2. CROSS SECTION LOCATIONS SHOWN ON FIGURE 2.2. 3. HISTORIC DATA USED IN REPRESENTATION OF VERTICAL CONTAMINATION. EXCEEDANCES SHOWN IN APPENDIX X 4. MINOR ADJUSTMENTS TO CROSS-SECTIONS HAVE BEEN MADE TO INCORPORATE OBSERVED SITE CONDITIONS N( REFLECTED IN THE TOPOGRAPHIC DATA. 5. GEOMETRIC MEANS WERE USED TO SUPPLEMENT THE 2015 DATA BASE TO PROVIDE FOR A COMPREHENSIVE EVALUATION OF HISTORICAL DATA. TRENDS WERE DETERMINED TO CONFIRM THAT THE DATA WAS STABLE (HAVING A LOW CORRELATION OF FIT) AND THUS A GEOMETRIC MEAN PROVIDES AN ACCURATE PICTURE OF THE CHOSEN DATA SET. WnT(erra 148 River Street, Suite 220 Greenville, South Carolina 29601 864-421-9999 www.synterracorp.com DRAWN BY: C. NEWELL DATE: 4/20/2015 CHECKED BY: M. TAYLOR DATE: 4/20/2015 PROJECT MANAGER: K. WEBB LAYOUT NAME:CROSS SECTIONS -FIG 11-25 DUKE ENERGY PROGRESS WEATHERSPOON POWER PLANT 491 POWER PLANT RD LUMBERTON, NORTH CAROLINA FIGURE 11-25 GEOLOGIC CROSS-SECTION A -A' WITH BORON SAND (SURFICIAL DEPOSITS) SAND (YORKTOWN) SAND WITH FINES (YORKTOWN) SAND WITH GRAVEL (YORKTOWN) FOSSILS (YORKTOWN) SAND (PEE DEE) SAND WITH FINES (PEE DEE) D CLAY RICH FACIES SILTSTONE CONCENTRATION CONTOUR NO DATA BORING SYMBOLS SOIL SAMPLE WITH CONCENTRATIONS OF COI (miligrams per WELL SCREEN WITH kilogram) CONCENTRATION OF COI (micrograms per liter) SOURCES: 1. THE TOPOGRAPHY SURVEY DATA WITHIN THE PROPERTY BOUNDARY DATED APRIL 20, 2015 WAS OBTAINED FROM WSP OF CARY, NORTH CAROLINA. 2. 2ft CONTOUR INTERVALS BEYOND THE PROPERTY BOUNDARY ARE FROM NCDOT LIDAR DATED 2007 https:Ilconnect.ncdot.gov/resourceslgis/pages/cont-elev v2.aspx 3. SELECT TOPOGRAPHIC ADJUSTMENTS BASED ON SITE SURVEY AND COMPARISON TO AERIAL PHOTOGRAPH. 4. GEOLOGIC INFORMATION FOR BORINGS AND MONITORING WELLS INSTALLED PRIOR TO 2015 TAKE FROM S&ME (2012). NOTE: 1. CONTOUR LINES ARE USED FOR REPRESENTATIVE PURPOSES ONLY AND ARE NOT TO BE USED FOR DESIGN OR CONSTRUCTION PURPOSES. 2. CROSS SECTION LOCATIONS SHOWN ON FIGURE 2.2. 3. HISTORIC DATA USED IN REPRESENTATION OF VERTICAL CONTAMINATION. EXCEEDANCES SHOWN IN APPENDIX X 4. MINOR ADJUSTMENTS TO CROSS-SECTIONS HAVE BEEN MADE TO INCORPORATE OBSERVED SITE CONDITIONS N( REFLECTED IN THE TOPOGRAPHIC DATA. 5. GEOMETRIC MEANS WERE USED TO SUPPLEMENT THE 2015 DATA BASE TO PROVIDE FOR A COMPREHENSIVE EVALUATION OF HISTORICAL DATA. TRENDS WERE DETERMINED TO CONFIRM THAT THE DATA WAS STABLE (HAVING A LOW CORRELATION OF FIT) AND THUS A GEOMETRIC MEAN PROVIDES AN ACCURATE PICTURE OF THE CHOSEN DATA SET. WnT(erra 148 River Street, Suite 220 Greenville, South Carolina 29601 864-421-9999 www.synterracorp.com DRAWN BY: C. NEWELL DATE: 4/20/2015 CHECKED BY: M. TAYLOR DATE: 4/20/2015 PROJECT MANAGER: K. WEBB LAYOUT NAME:CROSS SECTIONS -FIG 11-25 DUKE ENERGY PROGRESS WEATHERSPOON POWER PLANT 491 POWER PLANT RD LUMBERTON, NORTH CAROLINA FIGURE 11-25 GEOLOGIC CROSS-SECTION A -A' WITH BORON