PERMIT RATIONALE FOR REISSUANCE
Carter’s Grocery and Laundromat
Lafayette County
Oxford, Mississippi
Water NPDES No. MS0044890
April 2020

I.	FACILITY INFORMATION

Facility Name:  	Carter’s Grocery and Laundromat
Facility Address:  	75 County Road 338 
	Taylor, MS  38673    
Taylor, 
Permit No.:  		MS0044890
SIC:  			7215
Permit Writer:  	Samar Patel
EPD Branch:  		Chemical Branch

II.	NATURE OF BUSINESS

This facility is a combination laundromat and grocery store.  The laundromat portion of the facility consists of five (5) laundry machines with a capacity of 245 gallons per machine.  The grocery store contains restrooms and sinks generating sanitary wastewater.

III.	EFFLUENT AND RECEIVING STREAM FLOW DATA

The treated laundry wastewater and treated sanitary waste water combines into a single outfall (001).  The combined effluent is estimated to be a maximum of 1,500 gallons per day and discharges into an unnamed tributary of Jones Creek, which has an intermittent flow (7Q10 = 0). The receiving stream is deemed suitable for the acceptance of treated wastewaters from the facility.  Jones Creek is located in the Yazoo River Basin.

IV.	303(d) ISSUES

None.  This segment of Jones Creek is not listed.

V.	TYPE OF WASTEWATER TREATMENT:

Outfall 001 consists of a combination of two treated waste streams.  First, the laundromat, consisting of five (5) machines, discharges through a lint screen thence to a baffle chamber, thence to the primary sand filter bed system.  Second, the sanitary sources combine and discharge to a 1,000 gallon septic tank, thence to a secondary settling chamber, thence to the primary sand filter bed system common to the laundromat.

VI.	
EPA APPLICABLE CATEGORICAL GUIDELINES

NA.

VII.	DATA FROM APPLICATION FORM (Enter the type of application, i.e. 2D)

	A Short Form D was submitted, thus no sampling data was provided.

VIII. 	WATER QUALITY LIMITATIONS BASED ON WASTELOAD ALLOCATION 

	Not Applicable

IX.	CATEGORICAL GUIDELINE LIMITATIONS CALCULATIONS

Not Applicable

X.	TOXICITY SCREENING

Not Applicable

XI.	PROPOSED FINAL LIMITATIONS 

Parameter	Avg. Permit Limit	Maximum Permit Limit	Monitoring Frequency	Basis
	
Flow	0.0005 MGD	--	Annual	PPL	
BOD5	30 mg/L	45 mg/L	Annual	**	
TSS	30 mg/L	45 mg/L	Annual	**	
E. Coli		126 / 100 mL	410 / 100 mL	Annual	MSWQS	
pH	6.0 su (min.)	9.0 su (max.)	Annual	MSWQS	
MSWQS – Mississippi Water quality Standard; PPL – Previous Permit Limitation
** Comparable with limitations placed in the permits held by similar facilities in the State of Mississippi.