PERMIT RATIONALE FOR REISSUANCE
Caesar Oaks LLC, Caesar Oaks Wastewater Treatment Facility
Pearl River County
Carriere, Mississippi
Water NPDES No. MS0060755
March 2017

I.	CLASSIFICATION – NPDES Commercial

II.	DESCRIPTION OF WASTEWATER – Domestic 

III.	DESCRIPTION OF WASTEWATER TREATMENT – Domestic wastewater will be collected and treated via a recirculating media filter, followed by UV disinfection.

IV.	RECEIVING WATERS – Mill Creek. The receiving water is located in the Coastal Streams basin and is classified as Fish and Wildlife. Mill Creek does not appear on the current State of Mississippi 303(d) List of Impaired Waterbodies.  The discharge does not appear on a completed Total Maximum Daily Load (TMDL).

V.	APPLICABLE GUIDELINES – 11 Mississippi Admin Code pt. 6, Commercial Facility Guidelines (Technology), Wasteload Allocation (WLA)

VI.	SUMMARY OF LIMITATIONS – 

Parameter			Value	Basis
Flow				0.05 MGD	Design
BOD				20 mg/L 	Admin Code
NH3-N				10 mg/L	WLA
Dissolved Oxygen		≥6.0 mg/L	WLA
TSS				30 mg/L	Technology
E. coli				126 Col./100 mL	Admin Code
pH				6.0 to 9.0 S.U.	Admin Code

VII.	CHANGES FROM PREVIOUS PERMIT – 

1.	E. coli standards have been adopted in place of Fecal Coliform standards.

2.	Ammonia Nitrogen limits of 10 mg/L have been established for the discharge. 

3.	Dissolved Oxygen limits of a minimum of 6.0 mg/L have been established for the discharge.