PERMIT RATIONALE FOR REISSUANCE
US Army COE, Clear Creek Recreation Area
Lafayette County
Oxford, Mississippi
Water NPDES No. MS0040681
March 2024

I.	FACILITY INFORMATION

Facility Name:  US Army COE, Clear Creek Recreation Area
Facility Address:  County Road 100 
 Oxford, MS  38655    
Permit No.:  MS0040681
SIC:  7033
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 via an activated sludge system 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. 

V.	RECEIVING WATERS – Sardis Lake. The receiving waters are located in the Yazoo River drainage basin and are classified as Recreational. At the point of discharge, the receiving stream does not appear on the current State of Mississippi 303(d) List of Impaired Waterbodies, nor does the discharge appear on a completed Total Maximum Daily Load (TMDL).

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

VII.	SUMMARY OF DISCHARGE LIMITATIONS – 

Parameter		Value				Basis
Flow			0.019 MGD		Design
BOD			30 mg/l 				Technology
TSS 			90 mg/l 				Technology
E. coli			126 Col./100mL 	Admin Code
pH			6.0 to 9.0 S.U.	Admin Code
Chlorine		0.1 to 1.0 mg/l	Admin Code

Minimum and maximum values for Influent pH, Dissolved Oxygen in the aeration basin, and 30-minute Sludge Settleability in the aeration basin must also be reported.

VIII.	CHANGES FROM PREVIOUS PERMIT –