PERMIT RATIONALE FOR REISSUANCE
Blue Mountain Production Company, Taylor and Plant Property Mine
Tippah County
Blue Mountain, Mississippi
Water NPDES No. MS0044989
June 2016

I.	FACILITY INFORMATION

Facility Name:  Blue Mountain Production Company, Taylor and Plant Property Mine
Facility Address:  31 County Road 827, Highway 15 South, Blue Mountain, MS 38610
Permit No.:  MS0044989
SIC Code:  3295
Permit Writer:  Sherryl Couch
EPD Branch:  Construction and Building Materials Branch

II.	NATURE OF BUSINESS

Blue Mountain Production Company’s operations include the mining, processing, and packaging of Fuller’s Earth products.  This activity is identified by Standard Industrial Classification (SIC) Code 3295, Minerals and Earths, Ground or Otherwise Treated.

III.	EFFLUENT AND RECEIVING STREAM FLOW DATA

Outfalls 001 and 002 discharge intermittently into Jasper Creek.  The 7Q10 value for Jasper Creek is 0.00 cfs.

IV.	303(d) ISSUES

This portion of Jasper Creek is not on the Mississippi 2014 Section 303(d) list of impaired or evaluated water bodies.

V.	TYPE OF WASTEWATER TREATMENT:

Outfall 001:  Sedimentation pond.
Outfall 002:  Sedimentation pond.

VI.	EPA APPLICABLE CATEGORICAL GUIDELINES

None applicable.

VII.	DATA FROM APPLICATION FORM 2C

Parameter	Maximum Daily Value	
BOD	< 6.0 mg/L	
COD	38 mg/L	
TOC	4.63 mg/L	
TSS	3.0 mg/L	
Ammonia (as N)	< 0.10 mg/L	
Flow	intermittent	
Temperature (winter)	ambient	
Temperature (summer)	ambient	
pH	6.0 – 9.0	

VIII. 	WATER QUALITY LIMITATIONS BASED ON (PREVIOUS) WASTELOAD ALLOCATION 

Parameter	Average	
Flow	Report	
BOD5	10.0 mg/L	
NH3-N	2.0 mg/L	
Minimum DO	6.0 mg/L	
Fecal Coliform	200 col/100 mL	
Cl2	0.011 mg/L	

IX.	CATEGORICAL GUIDELINE LIMITATIONS CALCULATIONS

Not applicable.

X.	TOXICITY SCREENING

Not applicable.

XI.	PROPOSED FINAL LIMITATIONS 

1.	Average Permit Limitations

Outfall	Parameter	Categorical Limitation	Water Quality Limitation	Present Permit Limitation	Proposed Permit Limitation	Basis	
MS0044989-001	pH	-----	6.0 S.U. (min)	6.0 S.U. (min)	6.0 S.U. (min)	WQC	
	TSS	-----	-----	45 mg/L	45 mg/L	GEP	
	Flow	-----	-----	Report	Report	GEP	
MS0044989-002	pH	-----	6.0 S.U. (min)	6.0 S.U. (min)	6.0 S.U. (min)	WQC	
	TSS	-----	-----	45 mg/L	45 mg/L	GEP	
	Flow	-----	-----	Report	Report	GEP	

2.	Maximum Permit Limitations

Outfall	Parameter	Categorical Limitation	Water Quality Limitation	Present Permit Limitation	Proposed Permit Limitation	Basis	
MS0044989-001	pH	-----	9.0 S.U. (max)	9.0 S.U. (max)	9.0 S.U. (max)	WQC	
	TSS	-----	-----	90 mg/L	90 mg/L	GEP	
	Flow	-----	-----	Report	Report	GEP	
MS0044989-002	pH	-----	9.0 S.U. (max)	9.0 S.U. (max)	9.0 S.U. (max)	WQC	
	TSS	-----	-----	90 mg/L	90 mg/L	GEP	
	Flow	-----	-----	Report	Report	GEP	

Flow, pH, and TSS shall be monitored twice per month with a grab sample of the effluent.

XII.	BPJ STATEMENT: 

It is our judgment that the aforementioned limitations represent new source performance standards and good engineering practices.