Duke Energy NPDES Wastewater Permitting
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In 2014, the N.C. Division of Water Resources directed Duke Energy to apply for National Pollutant Discharge Elimination System wastewater permit modifications or renewals to address issues at the company's 14 coal-fired electric plants. Documents relating to those permit modifications and renewals are posted below as they are received. Also included, where applicable, are plans and approvals for maintenance and other related activities.
NOTE: Some of these files are quite large and may take substantial time to download.
2022
Dan River
- Final NPDES Permit
- Final Fact Sheet
- Fact Sheet
- Draft Permit
- Modified Compliance Boundary
- Outfall Map
H.F. Lee Complex
Marshall Steam Station
L.V. Sutton Energy Complex
2021
Asheville Steam Electric Plant
- Major Modification - Draft
- Final Major Modification
- Fact Sheet - Draft
- Final Fact Sheet
- Minor Modifications
- Cover Letter
Allen Steam Station
H.F. Lee Energy Complex
Marshall Steam Station
- Draft Permit
- Draft Fact Sheet
- Final Major Modification May 2021
- Final Fact Sheet May 2021
- Final Major Modification
- Final Fact Sheet
Mayo Steam Electric Generating Plant
Roxboro Steam Electric Generating Plant
Riverbend Steam Station
Rogers Energy Complex
2020
Riverbend Steam Station
Belews Creek Steam Station
Marshall Steam Station
Cape Fear Steam Electric Power Plant
Buck Steam Station
Rogers Energy Complex
L.V. Sutton Energy Complex
H.F. Lee Energy Complex
Allen Steam Station
Asheville Steam Electric Plant
Roxboro Steam Electric Power Plant
2019
Buck Steam Station
Modification
Belews Creek Steam Station
Modification
H.F. Lee Energy Complex
Modification
2018
Cape Fear Steam Electric Power Plant
- Public Notice
- Final Modified WW Permit #NC0003433
- Fact Sheet
- Draft Modified WW Permit #NC0003433
- Compliance Boundary Map
Asheville Steam Electric Plant
- Public Notice
- Final WW Permit #NC0000396
- Fact Sheet
- Draft WW Permit #NC0000396
- Compliance Boundaries Map
- Outfall Map
Belews Creek Steam Station
Cape Fear Steam Electric Power Plant
- Public Notice 6/27/18
- Draft WW Permit #NC0003433
- Fact Sheet
- Compliance Boundary Map
- Final WW Permit #NC0003433
- Final Fact Sheet
Weatherspoon Steam Electric Plant
Buck Steam Station
- Public Notice
- Final WW Permit #NC0004774
- Final Fact Sheet
- Buck WW Hearing Officer's Report
- Draft WW Permit #NC004774
- Fact Sheet
Mayo Steam Electric Plant
- Public Notice
- Final WW Permit #NC0038377
- Final Fact Sheet
- Draft WW Permit #NC0038377
- Draft Fact Sheet
Rogers Energy Complex
- Public Notice
- Final WW Permit #NC0005088
- Final Fact Sheet
- Draft WW Permit #NC0005088
- Draft Fact Sheet
Allen Steam Station
- Public Notice
- Final WW Permit #NC0004979
- Final Fact Sheet
- Draft WW Permit #NC0004979
- Draft Fact Sheet
- Allen Map
- Allen Boundaries
- Allen Toe Drain Map
Marshall Steam Station
- Marshall Final Modified Permit 4/3/18
- Marshall Modified Permit Fact Sheet 4/3/18
- Marshall Permit Modification Public Notice
- Marshall #NC0004987 Draft Cover Letter
- Marshall #NC0004987 Draft Modified WW Permit
- Marshall #NC0004987 Draft Fact Sheet
- Marshall Modified Boundaries 12/19/17
- Marshall Map
2017
Sutton Steam Electric Plant
- Sutton Public Notice Aug. 16, 2017
- Sutton Draft WW Permit #NC0001422
- Sutton Draft Fact Sheet
- Sutton WW Outfalls Map
- Sutton Revised Compliance Boundary
- Sutton WW Permit Application
2016
Allen Steam Station
- Allen Public Notice
- Allen Draft Wastewater Permit #NC0004979
- Allen #NC0004979 Fact Sheet
- Allen wastewater permit #NC0004979 document file
- Allen NPDES permit application
- 2014 Balanced and indigenous population assessment in Lake Wylie
- Fish tissue monitoring report
- Metals monitoring in vicinity of ash basins
- Allen ash basin capacity volume
- Alternate schedule request to address requirements in 316(b) of the Clean Water Act
- Allen seep monitoring
- Allen groundwater introductory letter
- Allen groundwater monitoring program sampling, analysis and reporting plan
- Allen generalized groundwater flow directions
- Allen receptor survey report
- Allen plan for the identification of new discharges
- Allen Dec. 2014 Revised Discharge Assessment Plan
- Allen April 2016 Revised Discharge Assessment Plan
- Allen Discharge Identification Plan
Asheville Steam Electric Power Plant
- Asheville wastewater permit #NC0000396 document file
- Asheville plan for the identification of new discharges
- Asheville Dec. 2014 Revised Discharge Assessment Plan
- Asheville April 2016 Revised Discharge Assessment Plan
- Asheville Discharge Identification Plan
Belews Creek Steam Station
- Belews Creek Public Notice 1/15/17
- Belews Creek Draft Wastewater Permit #NC0024406 1/15/17
- Belews Creek #NC0024406 Draft Fact Sheet 1/15/17
- Belews Creek #NC0024406 Permit Cover Letter 1/15/17
- Belews Creek Revised Outfall Map 1/15/17
- Belews Creek Seep Map 1/15/17
- Belews Wastewater Permit #NC0024406 Document File
- Application for Permit Modification
- Belews Creek plan for the identification of new discharges
- Belews Creek Dec. 2014 Revised Discharge Assessment Plan
- Belews Creek April 2016 Revised Discharge Assessment Plan
- Belews Creek Discharge Identification Plan
Buck Steam Station
- Buck wastewater permit #NC0004774 document file
- Buck plan for the identification of new discharges
- Buck Dec. 2014 Revised Discharge Assessment Plan
- Buck April 2016 Revised Discharge Assessment Plan
- Buck Discharge Identification Plan
Cape Fear Steam Electric Power Plant
- Cape Fear Public Notice
- Cape Fear Draft Wastewater Permit #NC0003433
- Cape Fear #NC0003433 Fact Sheet
- Cape Fear wastewater permit #NC0003433 document file
- Cape Fear plan for the identification of new discharges
- Cape Fear Dec. 2014 Revised Discharge Assessment Plan
- Cape Fear April 2016 Revised Discharge Assessment Plan
- Cape Fear Discharge Identification Plan
Dan River Steam Station
- Dan River Permit Modification Approval 2/20/16
- Dan River Wastewater Permit #NC0003468
- Dan River Permit #NC0003468 Fact Sheet
- Dan River wastewater permit #NC0003468 document file
- Application for permit modification
- Dan River plan for the identification of new discharges
- Dan River Dec. 2014 Revised Discharge Assessment Plan
- Dan River April 2016 Revised Discharge Assessment Plan
- Dan River Discharge Identification Plan
H. F. Lee Steam Electric Plant
- H.F. Lee Public Notice
- H.F. Lee Draft Wastewater Permit #0003417
- H.F. Lee Draft Wastewater Permit Fact Sheet
- H.F. Lee wastewater permit #NC0003417 document file
- H.F. Lee plan for the identification of new discharges
- H.F. Lee Dec. 2014 Revised Discharge Assessment Plan
- H.F. Lee April 2016 Revised Discharge Assessment Plan
- H.F. Lee Discharge Identification Plan
Marshall Steam Station
- Marshall WW Permit #NC0004987 Final
- Marshall WW Permit #NC0004987 Fact Sheet Final
- Marshall Hearing Officer's Report
- Marshall wastewater permit #NC0004987 document file
- Marshall NPDES permit application
- Marshall seep map
- Marshall map
- 2014 Balanced and indigenous population assessment in Lake Norman
- 2014 Marshall Fish tissue monitoring report
- Marshall metals monitoring
- Marshall ash basin wet weather detention volume
- Alternate schedule request to address requirements of 316(b) of the Clean Water Act
- Marshall seep monitoring plan
- Marshall groundwater introductory letter
- Marshall groundwater monitoring program sampling, analysis and reporting plan
- Marshall generalized flow directions
- Marshall receptor survey report
- Marshall plan for the identification of new discharges
- 12/9/2014 Permission to lower pond for maintenance
- Marshall Dec. 2014 Revised Discharge Assessment Plan
- Marshall April 2016 Revised Discharge Assessment Plan
- Marshall Discharge Identification Plan
Mayo Steam Electric Power Plant
- Mayo Public Notice 1/22/17
- Mayo Wasterwater Permit #0038377 Draft Cover Letter 1/22/17
- Mayo Draft Wasterwater Permit #0038377 1/22/17
- Mayo Wastewater Permit Draft Fact Sheet #0038377 1/22/17
- Mayo Wastewater Permit #0038377 AOW Location Map
- Mayo Wastewater Outfalls Map
- Mayo Stormwater Outfalls Map
- Mayo Seep Map
- Mayo wastewater permit #NC0038377 document file
- Mayo plan for the identification of new discharges
- Mayo Dec. 2014 Revised Discharge Assessment Plan
- Mayo April 2016 Revised Discharge Assessment Plan
- Mayo Discharge Identification Plan
Riverbend Steam Station
- Riverbend WW Permit #NC0004961 Final
- Riverbend WW Permit #NC0004961 Fact Sheet Final
- Riverbend Draft Special Order by Consent #S16-005 (9/16/16)
- Riverbend Third Party Evaluation for SOC
- Riverbend SOC Application 2016
- Riverbend Wastewater Permit #NC0004961 document file
- Riverbend plan for the identification of new discharges
- Riverbend Dec. 2014 Revised Discharge Assessment Plan
- Riverbend April 2016 Revised Discharge Assessment Plan
- Riverbend Discharge Identification Plan
Rogers Energy Complex (formerly Cliffside Steam Station)
- Rogers Draft Wastewater Permit #NC0005088
- Rogers Draft Permit #NC000508 Fact Sheet
- Rogers wastewater permit #NC0005088 document file
- Rogers plan for the identification of new discharges
- Rogers Dec. 2014 Revised Discharge Assessment Plan
- Rogers April 2016 Revised Discharge Assessment Plan
- Rogers Discharge Identification Plan
Roxboro Steam Electric Power Plant
- Roxboro Public Notice 1/21/17
- Roxboro Draft Wastewater Permit #NC0003425 1/21/17
- Roxboro #NC0003425 Draft Fact Sheet 1/21/17
- Roxboro #NC0003425 Permit Cover Letter 1/21/17
- Roxboro Draft Wastewater Permit 8/25/16
- Roxboro wastewater permit draft fact sheet 8/25/16
- Roxboro wastewater permit #NC0003425 document file
- Roxboro plan for the identification of new discharges
- Roxboro Dec. 2014 Revised Discharge Assessment Plan
- Roxboro April 2016 Revised Discharge Assessment Plan
- Roxboro Discharge Identification Plan
Sutton Steam Electric Plant
- Sutton WW Permit #NC0001422 Final
- Sutton WW Permit #NC0001422 Fact Sheet Final
- Sutton WW Permit #NC0001422 Error Correction Letter 3/3/16
- Isolated Wetland Permit
- Isolated wetland permit document file
- Sutton Wastewater Permit #NC0001422 document file
- Sutton NPDES Permit Update
- Sutton 2014 Groundwater Monitoring Plan
- Sutton 2014 Receptor Survey
- Sutton Steam Electric Plant map
- Sutton Plan for the Identification of New Discharges
- Sutton Dec. 2014 Revised Discharge Assessment Plan
- Sutton April 2016 Revised Discharge Assessment Plan
- Sutton Discharge Identification Plan
Weatherspoon Steam Electric Plant
- Weatherspoon Public Notice
- Weatherspoon Draft Wastewater Permit Sept. 2016
- Weatherspoon wastewater permit fact sheet Sept. 2016
- Weatherspoon wastewater permit #NC0005363 document file
- Weatherspoon cover letter
- Weatherspoon seep report
- Weatherspoon groundwater monitoring plan revised
- Weatherspoon receptor survey
- Weatherspoon Steam Electric Plant map
- Weatherspoon plan for the identification of new discharges
- Weatherspoon Dec. 2014 Revised Discharge Assessment Plan
- Weatherspoon April 2016 Revised Discharge Assessment Plan
- Weatherspoon Discharge Identification Plan