PERMIT RATIONALE FOR REISSUANCE
Great River Utility Operating Company LLC, Cypress Creek Plantation
Desoto County
Olive Branch, Mississippi
Water NPDES No. MS0050962
May 2024

I.	FACILITY INFORMATION
Facility Name:  Great River Utility Operating Company LLC, Cypress Creek Plantation
Facility Address:  College Road 
Olive Branch, MS  38654    
Permit No.:  MS0050962
SIC:  6552
Permit Writer:  Christiana Boren
EPD Branch:  Municipal and Private Facilities

II.	CLASSIFICATION – NPDES Commercial

III.	DESCRIPTION OF WASTEWATER – Domestic

IV.	DESCRIPTION OF WASTEWATER TREATMENT – Domestic wastewater is collected and treated biologically by means of individual aerobic treatment units (ATUs) for each home before being collected and treated by a conventional lagoon followed by chlorine disinfection prior to discharge.  Only one discharge to surface waters is described in the application with no increase in flow proposed.

V.	RECEIVING WATERS – Unnamed creek thence Coldwater River.  The receiving waters are located within the Yazoo River basin and are classified as Fish and Wildlife.  At the point of discharge, the receiving stream does not appear on the State of Mississippi 303(d) list of evaluated impaired waterbodies.  The discharge does appear on a completed Total Maximum Daily Load (TMDL) for Fecal Coliform in the Coldwater River (December 2003). The facility utilizes chlorine disinfection, which complies with the conditions of the TMDL. 

VI.	APPLICABLE GUIDELINES – 11 Mississippi Admin Code pt. 6, Commercial Facility Guidelines (Technology), Mississippi Water Quality Standards (MSWQS)

VII.	SUMMARY OF DISCHARGE LIMITATIONS – 

	Parameter		Value			Basis
	Flow			0.05 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		Admin Code

VIII.	CHANGES FROM PREVIOUS PERMIT – None.