PERMIT RATIONALE FOR REISSUANCE
American Credit Corporation of Mississippi LLC, 
Pine Lakes Mobile Home Park Inc
Hinds County
Clinton, Mississippi
Water NPDES No. MS0043745
January 25, 2023

I.	CLASSIFICATION – Domestic NPDES

II.	DESCRIPTION OF WASTEWATER – Minor Domestic

III.	DESCRIPTION OF WASTEWATER TREATMENT – Domestic wastewater is collected and treated via a conventional lagoon.  

IV.	RECEIVING WATERS –  Unnamed Tributary of Baker’s Creek.  Baker’s Creek does appear on the current 303(d) List of Impaired Waterbodies with Monitoring Data for Aquatic Life Support due to Biological Impariment not a TMDL has been conducted for this receiving stream.  This waterbody is in the Big Black River drainage basin. Baker’s Creek is classified as Fish and Wildlife.  One discharge to surface waters is described within the application with no increase in flow proposed. The discharge from this facility should not further impair water quality.

V.	APPLICABLE GUIDELINES – State of Mississippi Wastewater Regulations (11 MS admin code part 6),  State of Mississippi Water Quality Criteria, Commercial Facility Guidelines

VI.	SUMMARY OF DISCHARGE LIMITATIONS – 

Parameter			Value					Basis
Flow				0.021 MGD				Design
BOD (Phase I)			30 mg/l				Domestic Guidelines
BOD (Phase II)		20 mg/l				WLA
TAN (Phase I)			Report					WLA
TAN (Phase II)		1.37 mg/l				WLA
Minimum DO (Phase I)	Report mg/l				WLA
Minimum DO (Phase II) 	6.0 mg/l				WLA
Total Nitrogen (Phase I)	Report lbs/day				TMDL
Total Nitrogen (Phase II)	2.010 lbs/day				TMDL
Total Phosphorus (Phase I)	Report lbs/day				TMDL
Total Phosphorus (Phase II)	0.910 lbs/day				TMDL
TSS				90 mg/l (Yearly Average)		Domestic Guidelines
E. Coli				126 Col./100mL (Yearly Average)	Domestic Guidelines
Effluent pH			6.0 to 9.0 S.U.				MS WQS
Chlorine			0.1 to 1.0 mg/l				MS WQS

Upon issuance of this permit, the permittee shall achieve compliance with the effluent limitations specified for the parameters noted as Phase I.  Beginning upon the completions and start-up of the improvements needed to comply with Phase II limitations, three (3) years after the permit effective date, the permittee shall achieve compliance with the effluent limitations specified for the parameter noted as Phase II.

The permittee shall submit an engineering report that describes how the facility will come into compliance with the Phase II limitations.