NC0001422_Table 6-5 GW Remedial Alternative Estimate Cost_20160201

TABLE 6-5
GROUNDWATER REMEDIATION ALTERNATIVE SCREENING — ESTIMATED COST
L.V. SUTTON ENERGY COMPLEX
DUKE ENERGY PROGRESS, LLC, WILMINGTON, NC
Alternative 1
Alternative 2
Alternative 3
Estimated Groundwater
Monitored Natural
Hydraulic Containment
Hydraulic Containment &
Remediation Cost
Attenuation (MNA)
Wells/MNA
Source Extraction
Wells/MNA
Capital Cost
200,000
2.3M
3.3M
30 year Operation and
2.1M
4.3M
5.3M
Maintenance Cost
Total Cost
2.3M
6.6M (+MNA Costs)
8.3M (+MNA Costs)
Prepared By: PBW Checked By: KW
P:\Duke Energy Progress.1026\108. Sutton Ash Basin GW Assessment Plan\20.EG_CAP\CAP Part 2\Tables\Tables 6-2 to 6-6 Sutton rev3.docx Page 1 of 1