PERMIT RATIONALE FOR REISSUANCE
RCC Gardenia Hills MHC LLC
Hancock County
Perkinston, Mississippi
Water NPDES No. MS0055760
June 2024

I.	FACILITY INFORMATION

Facility Name:  	RCC Gardenia Hills MHC LLC
Facility Address:  	20010 Gardenia Lane
	Perkinston, MS  39573    

Permit No.: 		MS0055760
SIC:  			6515
Permit Writer:  		Josh Campbell
EPD Branch:  		Municipal Branch

II.	NATURE OF BUSINESS
RCC Gardenia Hills MHC LLC is an existing mobile home site operator located in Hancock County. This facility has applied for reissuance of its NPDES Permit to operate a wastewater disposal system.

III.	DESCRIPTION OF WASTEWATER
Minor Domestic

IV.	DESCRIPTION OF WASTEWATER TREATMENT
Domestic wastewater is collected and treated via aerated lagoon  

V.	RECEIVING WATERS
Unnamed tributary of White Cypress Creek. White Cypress Creek does not appear on The State of Mississippi 303(d) List of Waterbodies for Hancock County and an applicable TMDL has not been developed. These waterbodies are in the Coastal Streams drainage basin and are classified as Fish and Wildlife.

VI.	APPLICABLE GUIDELINES
State of Mississippi Wastewater Regulations, State of Mississippi Water Quality Criteria, and Commercial Facility Guidelines.

VII.	SUMMARY OF DISCHARGE LIMITATIONS  
Parameter		Value					Basis
Flow			0.01 MGD				Design
BOD5			30 mg/l 				Domestic Guidelines
TSS			60 mg/l 				Domestic Guidelines
E. coli			126 Col./100mL 			MSWQS
pH			6.0 to 9.0 S.U.				MSWQS
Chlorine		0.1 to 1.0 mg/l				Domestic Guidelines

	No change from last reissuance.
	 .