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Parent Site

Site IDSiteLocationCityCountyEFO NameGIS
5140Johnson City Knob Creek WWTP509 Austin Springs RoadJohnson CityWashingtonJohnson CityView Map

Permit Information

TN0024236
Individual
Reissuance
Johnson City
Knob Creek STP
Treatment of municipal sewage using mechanical bar screen, grit chamber, aeration basin, oxidation ditch, clarifiers, and chlorine contact chamber.
M
M
MW
04-MAR-2021
08-FEB-2011
30-MAR-2021
24-AUG-2021
30-SEP-2021
01-OCT-2021
30-SEP-2026
Watauga River at mile 11.3
Treated municipal wastewater from Outfall 001
WAS to aerobic digester to land application
4952
4
14-JUN-2024 11:10AM

Other DWR permits at this site

  • 1 - 3 of 3
Permit NoPermittee NameProject NamePermit TypeStatusRatingEFO Name__Issuance___Effective___Expiration__
TNR161756City of Johnson CityKnob Creek Wastewater Treatment PlantCGPActiveN/AJohnson City-06-JAN-201630-SEP-2026
TNB024236Johnson City Knob Creek STP-BiosolidsInactiveN/AJohnson City---
TNRX50138Knob Creek POTW-TMSPNo ExposureN/AJohnson City---
  • 1 - 3 of 3

Permit Documents

View
File Type
Description
Document Date
LetterWPN24.0333 Approval Letter 2024062828-JUN-2024
LetterRCVD VIA EMAIL 14-JUN-14: letter dated 15-May-24 re: Bisulfite Addition at the Knob Creek WWTP by Daniel Unger14-JUN-2024
Monitoring ReportKnob Creek WWTP May 2024 MOR 14-JUN-2024
Monitoring ReportPace Analytical Project No 92728173 Knob Creek Quarterly14-JUN-2024
Monitoring ReportKnob Creek WWTP April 2024 MOR 15-MAY-2024
LetterWPN24.0232 Approval Letter 2024050303-MAY-2024
Monitoring ReportKnob Creek WWTP March 2024 MOR 12-APR-2024
Monitoring ReportKnob Creek WWTP February 2024 MOR 15-MAR-2024
LetterWPN 13.0253R Extension Letter 03.13.202413-MAR-2024
Monitoring ReportJohnson City Knob Creek WWTP Compliance Inspection Response (Inspection Date 02/09/2024)11-MAR-2024
Forms submitted through MyTDEC Forms after 11/17/2020 will be available in FileNet.

Moratorium

Inspections

Inspection Date
Type
Result
06-FEB-2024Compliance AssistanceIn Compliance
07-AUG-2023Compliance Eval (non-sampling) (CEI)Out of Compliance
07-AUG-2023Sanitary Sewer Overflow Non-SamplingOut of Compliance
24-AUG-2021Compliance Eval (non-sampling) (CEI)Out of Compliance
24-AUG-2021Sanitary Sewer Overflow Non-SamplingOut of Compliance
24-OCT-2018Compliance Eval (non-sampling) (CEI)Out of Compliance
24-OCT-2018Sanitary Sewer Overflow Non-SamplingOut of Compliance
16-NOV-2016Sanitary Sewer Overflow Non-SamplingOut of Compliance
16-NOV-2016Compliance Eval (non-sampling) (CEI)Out of Compliance
26-APR-2016Compliance AssistanceIn Compliance

Wastewater Engineering Plans Review

Project no
Plans Status
Type
Reviewer
Date Received
Approved Date
Project Name
24.0333PendingCDMJT5/2/20246/28/2024W. Mountcastle Dr. Sewer Line Replacement
24.0232ApprovedCDMJT4/2/20245/3/2024Carroll Creek Sewer Line Extension
24.0009ApprovedCDMJT1/4/20243/8/2024Glaze Farm Development
23.0800ApprovedCDTNH12/19/20231/16/2024Martin Ln. Sewer Extension
23.0592ApprovedCDMJT10/12/20231/25/2024N North Street development
23.0280ApprovedCDMJB6/13/20236/13/2023Boone Lake Townhomes
23.0258ApprovedCDA. Bahour5/17/20236/6/2023West Oakland Ave. Sewer Extension
23.0187IncompleteCDMJB4/4/2023-Boonelake Townhomes
22.0489ApprovedCDMJB8/2/20228/19/2022Artisian Living at Mountainview
22.0472ApprovedCDA. Bahour8/11/20228/17/2022553 Gray Station Rd Sewer Extension
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.