NC0041181_Staff Report_19931026

NPDES DOCUHENT SCANNING COVER SHEET
NPDES Permit:
NC0041181
Happy Valley Elementary School WWTP
Document Type:
Permit Issuance
Wasteload Allocation
Authorization to Construct (AtC)
Permit Modification
Complete File - Historical
Engineering Alternatives (EAA)
Staff Report
Instream Assessment (67b)
Speculative Limits
Environmental
Assessment (EA)
Permit
History
Document Date:
October 26, 1993
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SOC PRIORITY PROJECT: No
TF YFS, SOC NUMBER
TO: PERMITS AND ENGINEERING UNIT
WATER QUALITY SECTION
ATTENTION: Jay ra) r. a s
DATE: October 26, 1993
NPDES STAFF REPORT AND RECOMMENDATION
COUNTY Caldwell.
PERMIT NUMBER NC0041181
PART I - GENERAL INFORMATION
c3.3616 \)aa.1(A,:— ,
1. Facility and Address: Happy Valley Elementary School
Caldwell Connty Schools
P. O. Drawee_ 1590
Lenoir, N. c . 28645
2. Date of Investigation: October 22. 1993
3. Report Prepared By: Paul White
4. Persons Contacted and Telephone Number: Earl Bradshaw
704-728-8407
5. Directions to Site: From the i_nt:r, lion of Highway 321 and
Highway 268 north of Lenoir, go r,nr:f :end north for 1 mile to the
right angle turn on Highway 26R :nd intersection of SR 1560.
Continue north on SR 1560 for 0.1 mile to the school on the left
and the sand filter and discha?•rf,- 1«'.'1I-: on the right on the east
side of the ball field.
6. Discharge Point(s), List for all '1ichar_ge points:
Latitude: 35° 59' 45" r,onai i-w1e: 81° 33' 30"
Attach a USGS map extract and i.nr1i r-n+-c, treatment facility site and
discharge point on map.
U.S.G.S. Quad No. D12NE t1_c (= S. Quad Name Lenoir.
7. Site size and expansion area consist -rant with application? yes
Yes No If No, explain -
Page

8.. Topography (relationship to flood plain included): Flat
historical floodplain of Yadkin Rig,^, May be in 100 year flood
plain.
9. Location of nearest dwelling: ,00 fet.
10. Receiving stream or affected surface
waters: Yadkin River.
a. Classification: C-Trout
b. River Basin and Subbasin No.: 030701
c. Describe receiving stream features and pertinent downstream
uses: Features include wide floodplain and valley, gravel
and boulder bottom. Downstream uses include fish and
wildlife propagation, fishing hunting, agriculture, and
horticulture.
PART II - DESCRIPTION OF DISCHARGE AND TREATMENT WORKS
a. Volume of wastewater to bo .008 MGD (Ultimate
Design Capacity)
b. What is the current permitted 'rapacity of the Wastewater
Treatment facility? .008 mclrl
c. Actual treatment capacity of the current facility (current
design capacity .008 mgd.
d. Date(s) and construction activities allowed by previous
Authorizations to Construct irsfl.arl in the previous two years:
none
e. Please provide a descript:iron •i existing or substantially
constructed wastewater 1:t-�at-.mrnt:. facilities: Existing
facilities consist of a Ropr H lank, dosing tank with dual
siphons, and dual sand fi 1 t-^i 2 '.°' x 25' each.
f. Please provide a description «r nroposed wastewater treatment
facilities: n/a
g. Possible toxic impacts try
compounds, strippers.
rn,.o waters: Ammonia, cleaning
h. Pretreatment Program (POTWs only)- n/a
in development approved
should be required „nt n�priPd
2. Residuals handling and utilization/disposal. scheme: Septage hauler
Page

. 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): I
4. SIC Codes(s): 8211
Wastewater Code(s) of actual wastewater, not particular facilities
i.e., non -contact cooling water discharge from a metal plating
company would be 14, not 56.
Primary 03 Secondary
Main Treatment Unit Code: 440
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 limitatinm- (ini-1.uding toxicity) requests:
none
3. Important SOC, JOC, or Compl.ianc�
indicate) none
Schedule dates: (Please
Submission of Plans and Speci f -i r a t i .,► -
Begin Construction
Complete Construction
Date
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: Not evaluated. Po57Fli.ble alternative.
Connection to Regional Sewer System- mnne
available.
Page

• Subsurface: Not evaluated.
Other disposal options:
5. Other Special Items:
=, l ternative .
PART IV - EVALUATION AND RECOMMENDATIONS
It is recommended that the permit- ,•Pissued as requested.
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Da t-
f Report Preparer
ity Re
ional Supervisor
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