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P:\Duke Energy Progress.1026\108. Sutton Ash Basin GW
Assessment Plan\1.11 CSA Reporting\FIGURES\Stats
Figures\Boxplots
FIGURE H-4
TIME VERSUS CONCENTRATION – COMPARISON
BETWEEN COMPLIANCE AND BACKGROUND WELLS
IRON
L.V. SUTTON ENERGY COMPLEX
801 SUTTON STEAM PLANT ROAD
WILMINGTON, NORTH CAROLINA 28401
1
10
100
1000
10000
10/3/2011 7/29/2012 5/25/2013 3/21/2014 1/15/2015
Ir
o
n
(
µ
g
/
L
)
Sampling Date
15 NCAC 02L Standard
MW-5C
MW-7C
MW-21C
MW-22C
MW-23C
MW-24C
MW-28C
MW-31C
1
10
100
1000
10000
9/29/2011 7/25/2012 5/21/2013 3/17/2014 1/11/2015
Ir
o
n
(
µ
g
/
L
)
Sampling Date
15 NCAC 02L Standard
MW-4B
MW-22B
MW-23B
MW-24B
MW-27B
MW-28B
1
10
100
1000
10000
3/2/2012 12/27/2012 10/23/2013 8/19/2014 6/15/2015
Ir
o
n
(
µ
g
/
L
)
Sampling Date
15 NCAC 02L Standard
MW-11
MW-12
MW-19
(Background)
(Background)