Permit Details

Site ID	Site	Location	City	County	EFO Name
5217	Cartwright Creek - Grasslands STP	River Rest Subdivision	Franklin	Williamson	Nashville

Permit Number

TN0027278

Permit Type

Individual

Status

Modification

Permittee Name

Limestone Water Utility Operating Company, LLC

Project Name

Grassland STP

Activity Description

Treatment of domestic sewage via extended aeration activated sludge, tertiary filtration and effluent chlorination/dechlorination; Minor Modification transfers permit from Cartwright Creek, LLC to Limestone Water Utility Operating Company, LLC.

Permit Rating

Facility Classification

Discharge Code

Application Received

25-JAN-2022

Application Returned

16-AUG-2011

Application Complete

03-FEB-2022

Public Notice Date

27-JUL-2021

Issuance Date

30-AUG-2021

Effective Date

01-JAN-2022

Expiration Date

30-NOV-2026

Modification Date

06-FEB-2022

Termination Date

Receiving Stream

Harpeth River at mile 68.8

Effluent Description

treated domestic wastewater from Outfall 001

Treatment Description

extended aeration activated sludge, clarifier, rapid gravity sand filters, chlorination, dechlorination, post-aeration (avg flow 0.5 MGD - 2013)

SIC Code

4952

SIC 2

SIC 3

SIC 4

Design Flow Rate [MGD]

.25

Record Last Updated

08-OCT-2024 09:20AM

1 - 1 of 1

Permit No	Permittee Name	Project Name	Permit Type	Status	Rating	EFO Name	__Issuance__	_Effective_	__Expiration__
TNB027278	Cartwright Creek, LLC - Grasslands STP	-	Biosolids	Inactive	N/A	Nashville	-	-	-

1 - 1 of 1

File Type	Description	Document Date
Letter	PER Acceptance Letter and Comment; WPN 24.0154; on behalf of the ESU and WBS Unit	23-OCT-2024
Email	Notice of noncompliance - washout due to I&I	09-JAN-2024
Email	STP washout due to I&I	19-JUL-2023
Email	Upset condition - sludge holding tank overflow	20-JUN-2023
Email	Primary lift station failure, approximately 250,000-gallon release from a nearby manhole	10-APR-2023
Email	the WWTP discharge manhole, immediately past the tertiary treatment was/is overflowing. Due to heavy rains and the Harpeth River being flooded, this has caused the WWTP discharge line to be hydraulically maxed out causing the SSO.	07-APR-2023
Email	STP washout due to I&I	06-APR-2023
Email	STP washout due to I&I	26-MAR-2023
Email	Follow-up report from washout event on 2-FEB-23	03-MAR-2023
Monitoring Report	Corrected MORs for 2022	17-FEB-2023

row(s) 1 - 10 of 91

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

Problem	Mechanism	Result	Action Date	Status	Percent Annual I I
I/I		No moratorium relative to an order--still subject to potential "self-imposed" moratorium per permit conditions (>5 chronic SSO's + releases). Note Order Closed, CAP and SORP completed and approved.	3/13/2018	Watch List

Inspection Date	Type	Result
02-MAR-2011	Compliance Sampling (CSI)	In Compliance
21-AUG-2003	Compliance Eval (non-sampling) (CEI)	In Compliance
11-FEB-2014	Compliance Eval (non-sampling) (CEI)	NOV
07-OCT-2009	Performance Audit (PAI)	NOV
21-AUG-2003	Performance Audit (PAI)	NOV
09-OCT-2002	Performance Audit (PAI)	NOV
17-MAY-2022	Compliance Eval (non-sampling) (CEI)	Out of Compliance
27-JUN-2019	Compliance Sampling (CSI)	Out of Compliance

row(s) 1 - 8 of 8

Project no	Plans Status	Type	Reviewer	Date Received	Approved Date	Project Name
19.0129	Approved	ER	GCG	3/12/2019	3/29/2019	Final Cartwright Creek Study, June 2018 (T027278)
22.0106	Approved	CD	MNU	5/5/2022	5/6/2022	104 Bobby Drive
24.0154	Review Complete	PER	TNH	9/16/2024	10/23/2024	Grassland STP PER
93.628	Inactive	STDSPEC	SPW	9/10/1993	-	STD SPECS
23.0470	Review Complete	PPD	TNH	8/29/2023	-	Grasslands WWTP Improvements
23.0259	Review Complete	CAP/ER	RGO	5/17/2023	-	Grassland STP CAP/ER

row(s) 1 - 6 of 6

Parent Site

Permit Information

Other DWR permits at this site

Column Actions

Permit Documents

Moratorium

Inspections

Wastewater Engineering Plans Review