The URL can be used to link to this page

Home My WebLink AboutNC0038377_Figure 10-3-Site Layout with 2L Exceedances-Transition Zone Wells_20150902MW-02' CONSTITUENT RESULT Co 2.78 Fe 756 Mn 833 pH 5.8 V 1.68 � o h � J� Nt SRA 500 gQ SR.1329 'so? lh;.-' SK-03z8 I 1 40 0 S4t'028 SR•1 gt , - CW-034 CONSTITUENT RESULT V 1 1.41 MW-12D3 CONSTITUENT RESULT Co 1.37 Fe 326 Mn 683 pH 6.2 Sb 1.63 V 0.719 NIP" MW-16D3 CONSTITUENT RESULT Mn 269 V 0.617 C W-024 CONSTITUENT RESULT B 804 Mn 393 pH 5.1 MW-07D3 CONSTITUENT RESULT Mn 1 88 6.4 * , 5� 798 1 SR1so' L0 o: sp �S Oy LEGEND Q� MONITORING WELL . ACTIVE ASH BASIN ASH BASIN COMPLIANCE BOUNDARY DUKE ENERGY PROGRESS MAYO PLANT SITE BOUNDARY — — — — DITCH STREAM North Carolina 2L Standards Constituent Abbreviation Upper Limit Units Lower Limit Antimonys Sb 1 µg/L --- Arsenic As 10 µg/L --- Boron B 700 µg/L --- Chloride CI 250 mg/L --- Chromium Cr 10 µg/L --- Cobalt-' Co 1 µg/L --- Iron Fe 300 µg/L I --- Manganese Mn 50 µg/L --- pH pH 8.5 S.U. 6.5 Selenium Se 20 µg/L --- Sulfate SO4 250 mg/L --- Thalliums TI 0.2 µg/L --- Total Dissolved Solids TDS 500 mg/L Vanadium-' NOTES: CONCENTRATIONS SHOWN ARE FROM THE APRIL 2015 SAMPLING EVENT. Z CONCENTRATIONS SHOWN ARE FROM THE MAY 2015 SAMPLING EVENT. 3 CONCENTRATIONS SHOWN ARE FROM THE JUNE 2015 SAMPLING EVENT. 4 CONCENTRATIONS SHOWN ARE FROM THE JULY 2015 SAMPLING EVENT. 5NORTH CAROLINA 2L INTERIM MAXIMUM ALLOWABLE CONCENTRATION (IMAC) 6SITE AERIAL ORTHOPHOTOGRAPHY IS DATED APRIL 17, 2014. IT WAS OBTAINED FROM WSP. 7ADDITIONAL OFFSITE AERIAL ORTHOPHOTOGRAPHY IS DATED 2012. IT WAS OBTAINED FROM THE NC CENTER FOR GEOGRAPHIC INFORMATION AND ANALYSIS AT (http://services.nconemap.gov/) 8 PARCEL BOUNDARY WAS OBTAINED FROM THE NC CENTER FOR GEOGRAPHIC INFORMATION AND ANALYSIS AT (http://services.nconemap.gov/) 9 DRAWING HAS BEEN SET WITH A PROJECTION OF NORTH CAROLINA STATE PLANE COORDINATE SYSTEM FIPS 3200 (NAD83I2011). GRAPHIC SCALE 1,000 0 1,000 2,000 3,000 4,000 5,000 (IN FEET) SR•1507tip synTerra 148 RIVER STREET, SUITE 220, L GREENVILLE, SC 29601 864421-9999 www.synterracorp.com w 4 DUKE ENERGY PROGRESS MAYO STEAM ELECTRIC POWER PLANT 10660 BOSTON RD ROXBORO, NORTH CAROLINA27574 FIGURE 10-3 SITE LAYOUT WITH 2L EXCEEDANCES TRANSITION ZONE WELLS