PERMIT RATIONALE FO REISSUANCE
Willow Creek Management LLC
ADAMS COUNTY
NPDES PERMIT REISSUANCE 

Decemer 2025

I.	CLASSIFICATION – Commercial

II.	DESCRIPTION OF WASTEWATER – Domestic

III.	DESCRIPTION OF WASTEWATER TREATMENT – Domestic wastewater from Oak and Cedar Village Apartments is collected and treated through an aerated lagoon followed by chlorination.  

IV.	RECEIVING WATERS – Unnamed creek thence into Perkin’s Creek.  Perkin’s Creek does not appear on the current 303(d) list of impaired waterbodies.  This waterbody is in the South Independent Streams drainage basin.  Perkin’s Creek is classified as Fish and Wildlife.
 
V.	APPLICABLE GUIDELINES – 11 Mississippi Admin Code pt. 6, Commercial Facility Guidelines (Technology), State of Mississippi Water Quality Criteria (MSWQS)

VI.	SUMMARY OF DISCHARGE LIMITATIONS 

Parameter	Limitation	Basis	
			
Flow	0.040 MGD	Design	
BOD5	30 mg/l	Technology	
TSS	60 mg/l	Technology	
E. Coli	126 Col./100 mL	MSWQS	
pH	6.5 to 9.0 S.U.	MSWQS	
Chlorine, Total Residual	0.1 to 1.0 mg/l	Technology	

There were no change from last reissuance/