NC0020486_Staff Report_19950623

SOC PRIORITY PROJECT: Yes No XX
IF YES, SOC NUMBER
TO: PERMITS AND ENGINEERING UNIT
WATER QUALITY SECTION
ATTENTION: Dana Bolden
DATE: June 23, 1995
NPDES STAFF REPORT AND RECOMMENDATION
COUNTY Henderson
PERMIT NUMBER NCO020486
PART I - GENERAL INFORMATION
1. Facility and Address: North Mills River Recreation Area
Mailing: P. O. Box 2750, Asheville, NC 28802
2. Date of Investigation: June 21, 1995
3. Report Prepared By: Paul White
4. Persons Contacted and Telephone Number: Mike Sorrells 704-257-4218
5. Directions to Site: From the intersection of SR 1345 and Hwy
280\191 in the Mills River Community, go 5 miles northwest on
SR 1345 to the campground. The WWTP and discharge point is
on the southwest side of the North Fork Mills River 200 yds.
southeast of the entrance to the campground.
6. Discharge Point(s), List for all discharge points:
Latitude: 350 24' 18" Longitude: 820 38' 32"
Attach a USGS map extract and indicate treatment facility site and
discharge point on map.
U.S.G.S. Quad No. U.S.G.S. Quad Name Dunsmore Mtn.
7. Site size and expansion area consistent with application? yes
_X_ Yes No If No, explain:
8. Topography (relationship to flood plain included): Flat bottom
land adjacent to North Fork Mills River.
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9. Location of nearest dwelling: >500 feet
10. Receiving stream or affected surface waters: North Fork Mills
River
a. Classification: WS-II Trout
b. River Basin and Subbasin No.: French Broad 04-03-03
C. Describe receiving stream features and pertinent downstream
uses: Receiving stream is 20' - 30' wide with depth from <
1' to several feet, with a streambed made of bedrock and
smooth cobbles. Downstream uses include agriculture
(irrigation and chemical mixing for corn, vegetables), water
supply, aquatic and wildlife propagation, fishing, canoeing.
PART II - DESCRIPTION OF DISCHARGE AND TREATMENT WORKS
1. a. Volume of wastewater to be permitted 0.012 MGD (Ultimate
Design Capacity)
b. What is the current permitted capacity of the Wastewater
Treatment facility? 0.012 mgd
C. Actual treatment capacity of the current facility (current
design capacity 0.012 mgd
d. Date(s) and construction activities allowed by previous
Authorizations to Construct issued in the previous two years:
none
e. Please provide a description of existing or substantially
constructed wastewater treatment facilities: existing
facilities consist of an influent pump station, a 10,800 gal.
aeration basin with two blowers, a 55 sq. ft clarifier with
two 5.5 ft. weirs, skimmer and sludge returns, a 9000 gal.
chlorine contact basin with tablet chlorinator, and a 1400
gal. basin with 90 degree V-notch weir.
f. Please provide a description of proposed wastewater treatment
facilities: none
g. Possible toxic impacts to surface waters: ammonia, chlorine
h. Pretreatment Program (POTWs only): n/a
in development approved
should be required not needed
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2. Residuals handling and utilization/disposal scheme: septage hauler
a. If residuals are being land applied, please specify DEM
Permit Number
Residuals Contractor
Telephone Number
b. Residuals stabilization: PSRP PFRP OTHER
C. Landfill:
d. Other disposal/utilization scheme (Specify):
3. Treatment plant classification (attach completed rating sheet): II
4. SIC Codes(s): 4952
Primary 13 Secondary
Main Treatment Unit Code: 0507
PART III - OTHER PERTINENT INFORMATION
1. Is this facility being constructed with Construction Grant Funds
or are any public monies involved. (municipals only)? no
2. Special monitoring or limitations (including toxicity) requests:
none
3. Important SOC, JOC, or Compliance Schedule dates: (Please
indicate) none
Date
Submission of Plans and Specifications
Begin Construction
Complete Construction
4. Alternative Analysis Evaluation: Has the facility evaluated all
of the non -discharge options available. Please provide regional
perspective for each option evaluated.
Spray Irrigation: Could be feasible on adjacent land.
Connection to Regional Sewer System: none available
Subsurface: could be feasible on adjacent land.
Other disposal options:
5. Other Special Items: none
Page 3

PART IV - EVALUATION AND RECOMMENDATIONS
Permit should have standard language concerning evaluation of
alternatives. On'site disposal is a possibility. ARO will pursue this
during the next permit cycle. It is recommended that the permit be
renewed.
41aw (,)
Signature of Report Preparer
Water Quality Regional Supervisor
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