DWR Permit Information

process wastewaters & other wastewaters accepted for discharge via waste acceptance procedures defined in Part III.F of the permit, industrial wastewater, sanitary wastewater, non-process wastewater, and stormwater discharges from wastewater treatment facilities (the Sanitary Treatment Plant/X01 and the Process Waste Treatment Complex/X12), in addition to seventy (70) non-process wastewater outfalls, and one-hundred and thirty-two (132) stormwater outfalls that are located throughout ORNL

SIC Code

9711

Activity Description

ORNL providing scientific support of USDOE mission- including neutron science, systems biology, energy materials science at the nanoscale, high-performance computing for national security. Permit modification to address 2019 permit appeal of antidegradation, certified operator, waste acceptance policy, plant operation manual, monitoring procedures, radioactive monitoring, and Appendix tables 1 and 2 in rationale.

Treatment Description

aerated lagoons, activated sludge, multimedia filtration, ozone disinfection, land application of sludge

Flow Rate [MGD]

1.795

Record Last Updated

07-SEP-2023 01:49PM

Wastewater Engineering Plans Review

Project no	Plans Status	Type	Reviewer	Date Received	Approved Date	Project Name
24.0229	Review Complete	PPD	MJT	MAR-20-2024	APR-02-2024	ORNL Electrical Substation 0901 Holding Tank
23.0510	Approved	CD	MJB	JAN-04-2024	JAN-05-2024	ORNL 6000 East Parking Lots
23.0380	Approved	CD	A. Bahour	SEP-27-2023	SEP-28-2023	ORNL - 6000 Area Support Facility
23.0337	Approved	CD	MJB	JUL-28-2023	JUL-31-2023	ORNL -3501 Pump Station Replacement
22.0651	Approved	CD	TNH	OCT-14-2022	NOV-07-2022	ORNL Sewage Treatment Plant Modernization
22.0409	Review Complete	CD	TNH	JUN-20-2022	-	ORNL STP Modernization Phase 2
22.0163	Approved	PP-ER	TNH	MAR-18-2022	APR-08-2022	ORNL- Laboratory STP Modernization
21.0531	Approved	CD	TNH	JUL-06-2021	JUL-30-2021	Mission Support Facility for Oak Ridge National Laboratory
21.0429	Approved	CD	ZachSeiden	MAY-28-2021	JUN-30-2021	ORNL -Craft Resources Support Facility
20.0328	Review Complete	PPD	AWJ	MAY-22-2020	-	ORNL - STP Modernization

row(s) 1 - 10 of 16

Permit Documents

File Type	Description	Document Date
Report	Toxicity Tests of Effluent from the Y-12 National Security Complex Outfall 200 Conducted February 21-28, 2024	02-APR-2024
Report	Toxicity Tests of Effluent from Outfall 200 Conducted 2-9 Nov 2022	02-APR-2024
Letter	23.0510 Approval letter 20240105	05-JAN-2024
Report	Quarterly Status Report for Process Waste Treatment Complex (PWTC) for Oct - Dec 2023	20-DEC-2023
Letter	23.0380 Approval letter	28-SEP-2023
Letter	23.0510 Utility Approval letter	11-SEP-2023
Inspection Report	CEI Letter June 2023	02-AUG-2023
Bio-monitoring	Biomonitoring X01	31-JUL-2023
Letter	23.0337 Approval letter 20230731	31-JUL-2023
Bio-monitoring	Biomonitoring X12	07-JUL-2023

row(s) 1 - 10 of 190

Forms submitted through MyTDEC Forms after 11/17/2020 will be available in FileNet.

Inspections

Inspection Date	Type	Result
23-JUN-2023	Compliance Biomonitoring (CBI)	In Compliance
15-JUN-2021	Compliance Eval (non-sampling) (CEI)	In Compliance
21-JUN-2019	Compliance Eval (non-sampling) (CEI)	In Compliance
25-MAY-2017	Compliance Eval (non-sampling) (CEI)	In Compliance
26-SEP-2013	Compliance Eval (non-sampling) (CEI)	In Compliance
22-SEP-2009	Compliance Eval (non-sampling) (CEI)	In Compliance

row(s) 1 - 6 of 6


	If you have any questions or comments, email our staff at Water.Permits@tn.gov or call at (888) 891-TDEC (8332).