PERMIT RATIONALE FOR REISSUANCE
Amory, City of, Water Treatment Plant
Monroe County
Amory, Mississippi
Water NPDES No. MS0062553
November 4, 2025

I.	CLASSIFICATION – NPDES Industrial

II.	DESCRIPTION OF WASTEWATER – Treated, filtered, industrial backwash water

III.	DESCRIPTION OF WASTEWATER TREATMENT – The wastewater is filter backwash from a coagulation/filtration system used to treat raw surface water.

IV.	RECEIVING WATERS – Tennessee Tombigbee Waterway.  This waterbody does not appear on the updated State of Mississippi Section 303(d) List of Impaired Waterbodies.  This waterbody is in the Tombigbee River basin and 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 – 11 MS Admin Code Pt 6, MS Water Quality Standards

VI.	CHANGES FROM PREVIOUS PERMIT – None

VII.	SUMMARY OF LIMITATIONS –

Parameter			Flow				Basis
Chlorine, Total Residual	0.011 mg/L			MSWQS
Flow				Report, MGD			Previous Permit
Iron				1.0 mg/L			MSWQS
TSS				30 mg/L			Previous Permit
pH				6.0 – 9.0 SU			MSWQS