A Program Of The

City Of Columbia

Document Submitted Comment Period Comments
Capacity Assurance Program SEP 2024 9/30/24 7/24-8/23/2024 Comment period closed - No comments were received.
Quarterly Report 2024 Q2 (QR39) 7/29/24 N/A N/A
Capacity Assurance Program JUL 2024 (Public Comment) 7/24/24 7/24-8/23/2024 Comment period closed - No comments were received.
Quarterly Report 2024 Q1 (QR38) 4/24/24 N/A N/A
Annual Report 2023 (AR10) 3/27/24 N/A N/A
Quarterly Report 2023 Q4 (QR37) 1/26/24 N/A N/A
Quarterly Report 2023 Q3 (QR36) 10/27/23 N/A N/A
Quarterly Report 2023 Q2 (QR35) 7/26/23 N/A N/A
Quarterly Report 2023 Q1 (QR34) 4/27/23 N/A N/A
Annual Report 2022 (AR9) 3/28/23 N/A N/A
Quarterly Report 2022 Q4 (QR33) 1/26/23 N/A N/A
Supplemental Infrastructure Rehabilitation Report NOV 2022 11/22/22 9/15-10/15/2022 Comment period closed - No comments were received.
Quarterly Report 2022 Q3 (QR32) 10/28/22 N/A N/A
Supplemental Infrastructure Rehabilitation Report SEP 2022 (Public Comment) 9/15/22 9/15-10/15/2022 Comment period closed - No comments were received.
Quarterly Report 2022 Q2 (QR31) 7/27/22 N/A N/A
Quarterly Report 2022 Q1 (QR30) 4/29/22 N/A N/A
Annual Report 2021 (AR8) 3/25/22 N/A N/A
Quarterly Report 2021 Q4 (QR29) 1/28/22 N/A N/A
Quarterly Report 2021 Q3 (QR28) 10/28/21 N/A N/A
Quarterly Report 2021 Q2 (QR27) 7/28/21 N/A N/A
Quarterly Report 2021 Q1 (QR26) 4/29/21 N/A N/A
Annual Report 2020 (AR7) 3/30/21 N/A N/A
Quarterly Report 2020 Q4 (QR25) 1/27/21 N/A N/A
Quarterly Report 2020 Q3 (QR24) 10/28/20 N/A N/A
Sewer System Hydraulic Model Report AUG 2020 8/21/20 N/A EPA Approval - 4Apr2024
Quarterly Report 2020 Q2 (QR23) 7/29/20 N/A N/A
Quarterly Report 2020 Q1 (QR22) 4/29/20 N/A N/A
Annual Report 2019 (AR6) 3/25/20 N/A N/A
Quarterly Report 2019 Q4 (QR21) 1/29/20 N/A N/A
Infrastructure Rehabilitation Report NOV 2019 11/22/19 8/29-9/28/2019 Comment period closed - No comments were received. 
Quarterly Report 2019 Q3 (QR20) 10/30/19 N/A N/A
Infrastructure Rehabilitation Report AUG 2019 (Public Comment) 8/29/19 8/29-9/28/2019 Comment period closed - No comments were received.
Quarterly Report 2019 Q2 (QR19) 7/29/19 N/A N/A
Supplemental Environmental Project (SEP) Completion Report JUN 2019 6/19/19 N/A EPA Approval - 16Sep2019

Letter Supplement to SEP Completion Report_compiled June 2022
Gravity Sewer System Operations and Maintenance Program NOV 2015_Revised MAR 2019 5/08/19 3/25-4/24/2019 Comment period closed - No comments were received.

EPA Approval of MAR2019 GSOMP Revision 24May2024
Quarterly Report 2019 Q1 (QR18) 4/25/19 N/A N/A
Gravity Sewer System Operation and Maintenance Program_NOV 2015_Revised MAR 2019 (Public Comment) 3/25/19 3/25-4/24/2019 Comment period closed - No comments were received.
Annual Report 2018 (AR5) 3/20/19 N/A N/A
Quarterly Report 2018 Q4 (QR17) 1/25/19 N/A N/A
Supplemental Environmental Project QAPP Revised JAN 2019 2Apr2019 1/22/19 N/A Supplemental Environmental Project QAPP SCDHEC Comments 2Apr2019 

SCDHEC Approval - 2Apr2019
Supplemental Environmental Project QAPP Revised DEC 2018 17Dec2018 12/18/18 N/A SCDHEC Approval - 9Jan2019
Quarterly Report 2018 Q3 (QR16) 10/29/18 N/A N/A
Continuing Sewer Assessment Program_JUN 2015_Revised JUL 2018 10/03/18 8/22-9/20/2018 Comment period closed - No comments were received.

EPA Approval of JUL2018 CSAP Revision 06Feb2019
Continuing Sewer Assessment Program_JUN 2015_Revised JUL 2018 (Public Comment) 8/21/18 8/22-9/20/2018 Comment period closed - No comments were received
Quarterly Report 2018 Q2 (QR15) 7/25/18 N/A N/A
Quarterly Report 2018 Q1 (QR14) 4/30/18 N/A N/A
Annual Report 2017 (AR4) 3/29/18 N/A N/A
Annual Report 2014 (AR1)_Corrected FEB 2018 2/23/18 N/A N/A
Annual Report 2015 (AR2)_Corrected FEB 2018 2/23/18 N/A N/A
Annual Report 2016 (AR3)_Corrected FEB 2018 2/23/18 N/A N/A
Quarterly Report 2014 Q4 (QR1)_Corrected FEB 2018 2/23/18 N/A N/A
Quarterly Report 2015 Q1 (QR2)_Corrected FEB 2018 2/23/18 N/A N/A
Quarterly Report 2015 Q2 (QR3)_Corrected FEB 2018 2/23/18 N/A N/A
Quarterly Report 2015 Q3 (QR4)_Corrected FEB 2018 2/23/18 N/A N/A
Quarterly Report 2015 Q4 (QR5)_Corrected FEB 2018 2/23/18 N/A N/A
Quarterly Report 2016 Q1 (QR6)_Corrected FEB 2018 2/23/18 N/A      N/A
Quarterly Report 2016 Q2 (QR7)_Corrected FEB 2018 2/23/18 N/A N/A
Quarterly Report 2016 Q3 (QR8)_Corrected FEB 2018 2/23/18 N/A N/A
Quarterly Report 2016 Q4 (QR9)_Corrected FEB 2018 2/23/18 N/A N/A
Quarterly Report 2017 Q1 (QR10)_Corrected FEB 2018 2/23/18 N/A N/A
Quarterly Report 2017 Q3 (QR12)_Corrected FEB 2018 2/23/18 N/A N/A
Quarterly Report 2017 Q4 (QR13) 1/29/18 N/A      N/A
Quarterly Report 2017 Q3 (QR12) 10/27/17 N/A N/A
Quarterly Report 2017 Q2 (QR11) 7/27/17 N/A N/A
Supplemental Environmental Project Preliminary Report and Phase II Plan - Gills Creek JUN 2017 6/14/17 N/A N/A
Supplemental Environmental Project Preliminary Report and Phase II Plan - Rocky Branch JUN 2017 6/14/17 N/A N/A
Supplemental Environmental Project Preliminary Report and Phase II Plan - Smith Branch JUN 2017 6/14/17 N/A N/A
Quarterly Report 2017 Q1 (QR10) 4/27/17 N/A      N/A
Annual Report 2016 (AR3) 3/31/17 N/A N/A
IR Program NOV 2016_Updated MAR 2017 3/23/17 N/A EPA Approval - 27Apr2017
Quarterly Report 2016 Q4 (QR9) 1/27/17 N/A N/A
Infrastructure Rehabilitation Program NOV 2016 11/22/16 7/21-8/19/2016  Comment period closed - No comments were received

EPA Review of IR Program 16Feb2017
Supplemental Environment Project Phase I - Gills Creek NOV 2016 11/21/16 N/A Supplemental Environmental Project Preliminary Report Write-up 14Jun2017
Quarterly Report 2016 Q3 (QR8) 10/28/16 N/A N/A
Quarterly Report 2016 Q2 (QR7) 7/28/16 N/A N/A
Infrastructure Rehabilitation Program JUL 2016 (Public Comment) 7/20/16 7/21-8/19/2016   Comment period closed - No comments were received
Supplemental Environmental Project Phase I - Rocky Branch MAY 2016 5/20/16 N/A Supplemental Environmental Project Preliminary Report Write-up 14Jun2017
Supplemental Environmental Project Phase I - Smith Branch MAY 2016 5/20/16 N/A Supplemental Environmental Project Preliminary Report Write-up 14Jun2017
WWTP Training Program MAY 2016 5/20/16 N/A EPA Approval - 20Nov2017
Quarterly Report 2016 Q1 (QR6) 4/28/16 N/A N/A
Annual Report 2015 (AR2) 3/29/16 N/A City of Columbia Letter to EPA Regarding 2014 and 2015 Annual Reports 31MAR2017

EPA Response to COC March2017 Letter Regarding Annual Reports 19DEC2017
Quarterly Report 2015 Q4 (QR5) 1/29/16 N/A N/A
Financial Analysis Program DEC 2015 1/04/16 N/A EPA Approval - 23May2016
Information Management System DEC 2015 1/04/16 N/A EPA Approval - 23May2016
WCTS Training Program DEC 2015 1/04/16 N/A EPA Approval - 23May2016
WWTP Operations Program Appendix A: Metro WWTP Operations Manual 1/04/16 N/A N/A
WWTP Operations Program DEC 2015 1/04/16 N/A EPA Approval - 23May2016
Contingency Emergency Response Plan NOV 2015 11/20/15 9/11-10/11/2015 EPA Approval - 23May2016

Comment period closed - No comments were received
Gravity Sewer System Operation and Maintenance Program NOV 2015 11/20/15 9/11-10/11/2015 EPA Approval - 23May2016

Comment period closed - No comments were received
Supplemental Environmental Project Quality Assurance Project Plan NOV 2015 11/01/15 N/A Supplemental Environmental Project QAPP SCDHEC Comments 20Nov2015

Supplemental Environmental Project QAPP SCDHEC Water Quality Section Comments 7Dec2015

Supplemental Environmental Project QAPP NOV 2015 FINAL 22Jan2016

Supplemental Environmental Project QAPP Revised COC Signed 31May2017

Supplemental Environmental Project QAPP May 2017 Revision Addendum
Quarterly Report 2015 Q3 (QR4) 10/30/15 N/A N/A
Gravity Sewer System Operation and Maintenance Program SEP 2015 (Public Comment) 9/11/15 9/11-10/11/2015

Comment period closed - No comments were received

Contingency Emergency Response Plan SEP 2015 (Public Comment) 9/01/15 9/11-10/11/2015

Comment period closed - No comments were received

Supplemental Environmental Project Quality Assurance Project Plan SEP 2015 9/01/15 N/A Supplemental Environmental Project QAPP SCDHEC Comments 18Sep2015
Quarterly Report 2015 Q2 (QR3) 7/30/15 N/A N/A
Continuing Sewer Assessment Program Report JUN 2015 6/08/15 3/2-4/1/2015 EPA Approval - 23May2016

Comment period closed - No comments were received
Maintenance Management System MAY 2015 5/20/15 N/A EPA Approval - 02Sept2016
Satellite Sewer System Agreements MAY 2015 5/20/15 N/A EPA Approval - 02Sept2016
Transmission System Operations and Maintenance Program Vol. 1 MAY 2015 5/20/15 3/2-4/1/2015 EPA Approval - 02Sept2016

Comment period closed - No comments were received
TSOMP Vol. 2 Appendix A. Pump Station Technical Specs MAY 2015 5/20/15 3/2-4/1/2015 EPA Approval - 02Sept2016

Comment period closed - No comments were received
Quarterly Report 2015 Q1 (QR2) 4/29/15 N/A N/A
Annual Report 2014 (AR1) 3/03/15 N/A City of Columbia Letter to EPA Regarding 2014 and 2015 Annual Reports 31MAR2017

EPA Response to COC March2017 Letter Regarding Annual Reports 19DEC2017
Continuing Sewer Assessment Program Report MAR 2015 (Public Comment) 3/01/15 3/2-4/1/2015 Comment period closed - No comments were received
Quarterly Report 2014 Q4 (QR1) DEC 2014 1/30/15 N/A N/A
Supplemental Environmental Project Quality Assurance Project Plan JAN 2015 1/01/15 N/A Supplemental Environmental Project QAPP SCDHEC Comments 23Jan2015
Supplemental Environmental Project Quality Assurance Project Plan AUG 2014 8/01/14 N/A N/A
Supplemental Environmental Project Quality Assurance Plan JULY 2014 7/23/14 N/A N/A
Sewer Mapping Program Report JULY 2014 7/18/14 N/A Sewer Mapping Program EPA Letter of Approval 9Dec2014

Comments for CD Deliverables are accepted, as applicable, by mail or email within the comment period listed above.

Mail: 
Clean Water 2020 Program Controls
Consent Decree Comments
1441 Main Street, Suite 1000
Columbia, SC 29201

 (Please reference the name of the CD Document in the content of your letter.)


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