PERMIT RATIONALE FOR REISSUANCE
Terri Smith dba Piave Grocery and Farm Supply
Greene County
Richton, Mississippi
Water NPDES No. MS0059218
October 2017

I.	CLASSIFICATION – Domestic NPDES

II.	DESCRIPTION OF WASTEWATER – Minor Domestic

III.	DESCRIPTION OF WASTEWATER TREATMENT – The facility currently operates a grease trap, thence a septic tank, followed by chlorine disinfection combined with primary grit separators, followed by a three cell oil, water, grit separator in order to treat the wastewater from a proposed car wash. 

IV.	RECEIVING WATERS – Unnamed Tributary of Turkey Fork Creek. Neither waterbody appears on the updated 303(d) List of Impaired Waterbodies, or a completed TMDL.  These waterbodies are in the Pascagoula River drainage basin, and are classified as Fish and Wildlife.

V.	APPLICABLE GUIDELINES –11 Mississippi Admin. Code pt. 6 (Admin. Code), Waste Load Allocation (WLA), and Commercial Facility Guidelines

VI.	SUMMARY OF DISCHARGE LIMITATIONS – 

Parameter		Value						Basis
Flow			0.00186 MGD					Design
BOD			30 mg/l					WLA
TSS			30 mg/l 					WLA
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
Oil and Grease		10 mg/l					Admin. Code

VII.     CHANGES FROM PREVIOUS PERMIT –

            	 Fecal Coliform limits are replaced by E. Coli limits.