PERMIT RATIONALE FOR REISSUANCE
Goodman Road Car Wash LLC
Desoto County
Olive Branch, Mississippi
Water NPDES Permit No. MS0053627
February 22, 2018  

I.	FACILITY INFORMATION

Facility Name:  	Goodman Road Car Wash LLC

Facility Address:  	14220 Goodman Road 
	Olive Branch, MS  38654    
Olive Branch, 
Permit No.:  		MS0053627

SIC Code:  		7542

Permit Writer:  	Carter Cress

EPD Branch:  		Water II

II.	NATURE OF BUSINESS

This facility is an unmanned 4-bay car wash.  

III.	AVAILABILITY OF WASTEWATER DISCHARGE VIA CITY SEWER

No available connection is apparent.  

IV.	EFFLUENT AND RECEIVING STREAM FLOW DATA

Outfall 001 discharges treated car wash effluent into an on-site ditch thence into an unnamed tributary thence into Nonconnah Creek.  The receiving waters are located in the North Independent Streams Basin.    

Outfall 001 has a permitted Daily Maximum flowrate of 0.001 MGD.  

V.	303(d) ISSUES

None; the receiving waters are not listed on the Mississippi 2016 Section 303(d) List of Impaired Water Bodies.  

VI.	TYPE OF WASTEWATER TREATMENT

The car wash bays have grates to filter influent process wastewater.  The process wastewater is treated via an oil/water separator prior to discharge.  
VII.	EPA APPLICABLE CATEGORICAL GUIDELINES

Not applicable.  

VIII.	DATA FROM APPLICATION FORM (NPDES – Short Form D)

Parameter		
Discharge per Operating Day	0.1 – 999 gallons  	

IX. 	WATER QUALITY LIMITATIONS BASED ON WASTELOAD ALLOCATION 

	Not applicable.  

X.	CATEGORICAL GUIDELINE LIMITATIONS CALCULATIONS

Not applicable.  

XI.	TOXICITY SCREENING

Not applicable.  

XII.	PROPOSED FINAL LIMITATIONS 

1.	Average Permit Limitations

Outfall	Parameter	Categorical Limitation	Water Quality Limitation	Present Permit Limitation	Proposed Permit Limitation	Basis1	

MS0053627-001	TSS	---	---	30 mg/L	30 mg/L	CPL	
	Oil & Grease	---	---	10 mg/L	10 mg/L	CPL	
	pH (minimum)	---	6.0 SU	6.0 SU	6.0 SU	CPL  	

2.	Maximum Permit Limitations

Outfall	Parameter	Categorical Limitation	Water Quality Limitation	Present Permit Limitation	Proposed Permit Limitation	Basis1	

MS0053627-001	Flow	---	---	0.001 MGD	0.001 MGD	CPL	
	TSS	--	---	45 mg/L	45 mg/L	CPL	
	Oil & Grease	---	---	15 mg/L	15 mg/L	CPL	
	pH  	---	9.0 SU	9.0 SU	9.0 SU	CPL	

1 Basis: CPL = Current Permit Limit.  

XIII.	BEST JUDGMENT STATEMENT

It is our Best Judgment that the foregoing information is consistent with all applicable State and Federal requirements.