NC0038377_TABLE 2-1 NDPES monitoring REVISED 8 18 2015_20150902

TABLE 2-1
NPDES GROUNDWATER MONITORING REQUIREMENTS
MAYO STEAM ELECTRIC PLANT
DUKE ENERGY PROGRESS, LLC, ROXBORO, NC
Well
Nomenclature
Parameter Description
Frequency
Aluminum
Chloride
Mercury
Thallium
Antimony
Chromium
Nickel
TDS
BG-1, BG-2,
Arsenic
Copper
Nitrate
Water
Level
CW-1, CW-1D,
CW-2, CW-2D,
April, July,
and
CW-3, CW-4,
CW-5, CW-6
November
Barium
Iron
pH
Zinc
Boron
Lead
Selenium
Cadmium
Manganese
Sulfate
Prepared by: JAW Checked by: RKD
Notes:
Constituent list adjusted in April 2015 to include additional parameters.
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