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Parent Site

Site IDSiteLocationCityCountyEFO Name
5439Columbia Wastewater Treatment Plant Improvements1244 Treatment Plant RoadColumbiaMauryColumbia

Permit Information

TN0056103
Individual
Reissuance
City of Columbia
Columbia STP
Treatment of municipal sewage using conventional extended aeration and UV disinfection is to be replaced with treatment using extended aeration via oxidation ditch for biological nutrient removal.
M
M
MW
21-JUL-2022
18-AUG-2022
17-JAN-2023
07-MAR-2023
01-NOV-2023
31-OCT-2028
Duck River at mile 127.2
Treated municipal wastewater from Outfall 001
Secondary treatment with nitrification and UV disinfection. WAS to aeration basin/aerobic digesters
4952
10
24-JUN-2024 08:35AM

Other DWR permits at this site

  • 1 - 5 of 5
Permit NoPermittee NameProject NamePermit TypeStatusRatingEFO Name__Issuance___Effective___Expiration__
TNR183109City of ColumbiaColumbia Wastewater Treatment Plant ImprovementsCGPActiveN/AColumbia-22-APR-2024-
TNR183043City of ColumbiaColumbia Wastewater Treatment Plant ImprovementsCGPActiveN/AColumbia-08-JAN-2024-
NR2308.3855City of ColumbiaWastewater Treatment Plant RenovationARAPActiveN/AColumbia12-DEC-202312-DEC-202307-APR-2025
NR2308.3839City of ColumbiaWastewater Treatment Plant RenovationARAPActiveN/AColumbia12-DEC-202312-DEC-202307-APR-2025
TNB056103Columbia STP-BiosolidsInactiveN/AColumbia---
  • 1 - 5 of 5

Permit Documents

View
File Type
Description
Document Date
Letterminimum instantaneous streamflow04-OCT-1972
Letterminimum instantaneous flow rate05-JAN-1990
LetterJoe Holland Ltr 1996 Low Flow in Duck River 100 cfs near Columbia27-MAR-1996
Reportplanning standards for a proposed discharge03-JUL-1997
Letterappropriate design flows08-DEC-2003
ReportDuck River Assessment for Antidegradation Consideration of Permitting 14 MGD Design Flow24-NOV-2004
LetterTVA reconfirming Normandy Dam Operating Guidelines27-FEB-2006
EmailTVA Explanation of Duck River 1Q10 and 7Q10 Flows at Columbia07-MAR-2006
Spreadsheet2008 CWNS27-MAR-2008
RationalePermit Chronology and Limit Development; 2003-2009; Planning Limit; Low River Flow; 14 MGD Design Flow Controversies 12-NOV-2009
Forms submitted through MyTDEC Forms after 11/17/2020 will be available in FileNet.

Moratorium

Problem
Mechanism
Result
Action Date
Status
Percent Annual I I
Chronic OverflowsLetterSelf-imposed moratorium on connections to the wastewater collection system that ultimately flow to Timberwood Drive.3/26/2020Closed
Chronic OverflowsNo connections which would flow into the Greenlick Pump Station located at 2153 Williamsport Pike. 9/4/2014Closed59
Watch List59

Inspections

Inspection Date
Type
Result
05-JUN-2024Compliance AssistanceIn Compliance
22-MAR-2024Compliance Biomonitoring (CBI)In Compliance
12-JUL-2023Pretreatment Compliance (oversight)In Compliance
10-MAY-2023Compliance Sampling (CSI)In Compliance
08-JUN-2022Compliance Eval (non-sampling) (CEI)Out of Compliance
01-JUN-2022Pretreatment AuditIn Compliance
29-JUL-2021Pretreatment TAV and File ReviewIn Compliance
14-APR-2021Performance Audit (PAI)Out of Compliance
03-SEP-2020Pretreatment Compliance (oversight)In Compliance
17-JUL-2019Pretreatment TAV and File ReviewIn Compliance

Wastewater Engineering Plans Review

Project no
Plans Status
Type
Reviewer
Date Received
Approved Date
Project Name
24.0437ApprovedCDRGO6/3/20246/10/2024Bear Creek Overlook Phase 4 and 5
24.0358ApprovedCDRGO5/7/20245/15/2024Bear Creek Glen Phase 4 and 5
24.0329ApprovedCDTNH5/1/20245/13/2024Bear Creek Sewage Pumping Station Replacement
24.0282ApprovedCDMJT4/15/20246/5/2024Dabbs Subdivision Phase 5 - 7
24.0239ApprovedCDRGO4/3/20244/24/2024McClure Farms Phase 1 & 2
24.0224ApprovedCDJKM3/29/20246/6/2024Liberty Pointe at Bear Creek
24.0192PendingCDMJB7/1/2024-Townhomes at Pumpkin Creek Phase 2
24.0179ApprovedCDMJB4/24/20245/22/2024Sewer System Improvements/Rehabilitation Project (Cayce Valley Project)
24.0178ApprovedCDMJB4/11/20244/12/2024Woodland & East 7th Multi-Family
24.0173ApprovedCDMJT3/6/20243/26/2024Heritage Green Offsite Sewer
If you have any questions or comments, call us at (615) 532-0287 or email the TDEC Help Desk at BG-Help_Desk@tn.gov.