PERMIT RATIONALE FOR REISSUANCE
Cane Creek Community, LLC
Desoto County
Hernando, Mississippi
Water NPDES No. MS0021822
December 2025

I.	CLASSIFICATION – NPDES Commercial

II.	DESCRIPTION OF WASTEWATER – Domestic

III.	DESCRIPTION OF WASTEWATER TREATMENT – Domestic wastewater is collected and treated biologically via an aerated treatment unit and settling tank followed by chlorine disinfection prior to discharge. Only one discharge to surface waters is described within the application with no increase in treated effluent flow proposed. 

IV.	RECEIVING WATERS – Unnamed Stream thence into Cane Creek. The receiving waters are located in the Yazoo River drainage basin and are classified as Fish and Wildlife. At the point of discharge, the receiving stream does not appear on the 2018 State of Mississippi 303(d) List of Impaired Waterbodies. The discharge is listed on a completed Total Maximum Daily Load (TMDL) for Nutrients and Organic Enrichment/Low Dissolved Oxygen in Cane Creek (May 2008).  Total Nitrogen and Phosphorus limits are included in the permit in accordance with the nutrient monitoring recommended by the TMDL.

V.	APPLICABLE GUIDELINES – 11 Mississippi Admin Code pt. 6, Commercial Facility Guidelines (Technology), State of Mississippi Water Quality Criteria (MSWQS), TMDL

VI.	SUMMARY OF DISCHARGE LIMITATIONS – 

	Parameter		Value			Basis
	Flow			0.006 MGD		Design
	BOD			30 mg/l 			Technology
	TSS 			30 mg/l 			Technology
	E. coli			126 Col./100mL 		MSWQS
	pH			6.0 to 9.0 S.U.		MSWQS
	Chlorine			0.1 to 1.0 mg/l		Technology
	Total Nitrogen		Report lbs/day		TMDL
	Total Phosphorus	Report lbs/day		TMDL

Minimum and maximum values for influent pH, dissolved oxygen in the aeration basin, and 30-miunte sludge settleability in the aeration basin must also be reported. 
	
VII.	CHANGES FROM PREVIOUS PERMIT – 

E. coli has replaced fecal coliform as the bacterial indicator for all freshwaters in Mississippi designated as Recreation, Fish and Wildlife Support, and/or Public Water supply.