PERMIT RATIONALE FOR REISSUANCE
Lauderdale County School District, Clarksdale Attendance Center
Lauderdale County
Meridian, Mississippi
Water NPDES No. MS0049654
November 13, 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 – Tributary of Chickasawhay River. The receiving stream does not appear on the current State of Mississippi 303(d) List of Impaired Waterbodies. The facility is included in a completed TMDL. The facility disinfects, and complies with the TMDL. The waterbody is in the Pascagoula River drainage basin, and is classified as Fish & Wildlife. The discharge from this facility should not further impair water quality. 

V.	APPLICABLE GUIDELINES –11 Mississippi Admin. Code pt. 6 (Admin. Code), Total Maximum Dailey Load (TMDL), and Commercial Facility Guidelines

VI.	SUMMARY OF DISCHARGE LIMITATIONS – 
Parameter		Value					Basis
Flow			0.024 MGD				Design
BOD			30 mg/l (Monthly Average)		Domestic Guidelines
TSS			90 mg/l (Monthly Average)		Domestic Guidelines
E. Coli			126 Col./100mL			TMDL
Effluent pH		6.0 to 9.0 S.U.				Admin. Code
Chlorine		0.1 to 1.0 mg/l				Admin. Code