PERMIT RATIONALE FOR REISSUANCE
Madison County School District, North Madison County Elementary School
Madison County
Camden, Mississippi
Water NPDES No. MS0059986
May 2025

I.	CLASSIFICATION – Commercial 
II.	DESCRIPTION OF WASTEWATER – Domestic
III.	DESCRIPTION OF WASTEWATER TREATMENT – Domestic wastewater generated by the school is collected and treated by an aerated lagoon followed by disinfection by chlorination prior to discharge.    
IV.	RECEIVING WATERS – Lott Creek. The receiving stream is not denoted on the most recent State of Mississippi 303(d) List of Impaired Waterbodies not has a TMDL.  This waterbody is in the Big Black River basin, and it is classified as Fish and Wildlife.  
V.	APPLICABLE GUIDELINES – 11 MS Admin Code pt. 6, Commercial Facility Guidelines (Technology), Mississippi State Water Quality Standard (MSWQS)
VI.	SUMMARY OF DISCHARGE LIMITATIONS – 
Parameter		Value					Basis
Flow			0.003 MGD				Design
BOD			30 mg/l (Max Monthly Avg.)		Technology
TSS			60 mg/l (Max Monthly Avg)		Technology
E. Coli			126 Col./100mL(Max Monthly Avg)	MSWQS
pH			6.0 to 9.0 S.U.				MSWQS
Chlorine		0.1 to 1.0 mg/l				Technology