NC0023604_Fact Sheet_20190613

DEQ/DWR/NPDES
FACT SHEET FOR NPDES PERMIT RENEWAL
NPDES Permit NCO023604
Table 1-- Facility Information
Applicant / Facility Name:
Ronnie D. Bolt / Wilderness NC, Inc. Lumber Plant
Applicant Address:
P.O. Box 2136 Lexington 27293
Facility Address:
7578 US Hwy 64 E., Thomasville, NC 27360
Permitted Flow / Average:
0.0124 MGD Outfall 001 ; Outfall 002 not limited
Type of Waste:
SIC Codes 321912 & 32113 [principal process Kiln-dt-yim lumber
Facility° / Permit Status:
Minor Industrv, Class WW-2 / renewal
County:
Davidson
Permit Special Conditions:
Biocide Condition; eDMR required; High Rock Lake Re -Opener
Miscellaneous
Receiving Stream:
UT to
Flat Swamp Creek
Regional Office:
Winston-Salem
Stream Class / Segment:
C / 12-123
State Grid / USGS Quad:
D18SE / Fair Grove
303(d) Listed?
No
Permit Writer:
Joe R. Corporon PG
HUC:
03040101
1 Date: I
13Jun2019
Drainage Area (mil):
0.0
Lat. 35° 46' 30" N Long. 80° 07' 12" W
Summer 7Q 10 (cfs)
0.0
Winter 7Q 10 cfs)
0.0
Average Flow cfs .
0.0
IWC (%):
Assume 100%
FaKjpq Summary: Wilderness NC, Inc. (Wilderness) produces kiln -dried lumber. Freshly
milled lumber is delivered to their facility from offsite sources. Wilderness employees generate
100% domestic wastewater treated onsite by a Class WW-2 plant discharging via Outfall 001 to a
UT to Flat Swamp Creek. Outfall 002 discharges a kiln drying concentrate. WWTP facilities
include:
• aeration chamber
• sludge holding tank
• clarifier
recirculating sand filter
• 5:1 flow splitter
1,500-gallon recirculation tank with air diffuser
• filter screens
• dual (2) pumps
• tablet chlorination and dechlorination
• polishing / settling pond (54-day retention)
Receiving Stream: This facility discharges to a UT to Flat Swamp Creek, a Class C waterbody
within the Yadkin -Pee Dee River Basin. This creek supports designated uses; not impaired — not
listed on the 2018 NC 303(d) list.
Compliance History & DMR Data Review - Jun2016 thru Jun2019: March and October of
2016 showed frequency violations for Temperature (no action — amended DMR). WSRO (Paul
DiMatteo) proceeded to NOD for Fecal Coliform violation in Nov2017. BIMS notes multiple
TRC violations, ignored per TRC policy as < 50 ug/L. WSRO (Paul DiMatteo) notes missing
Fact Sheet
NPDES NC0006548 Pennit Renewal Jun2019
Page 1

Outfall 002 monitoring (semiannually) explained as calc error due to sample timing, as
documented by ORC.
Table 2 -Parameters of Concern (POCs) Compliance Summary - Jan2016-Jun2019
Parameter
Units
Averages
Maximum
Minimum
Limit
Exceedance /
Count
Temperature (EED
°C
16.2
27
4
No / 874
Temperature C]
°C
14.5
25
2
- / 177
Temperature D
°C
14.4
25
2
- / 178
Dissolved OZ E
m =. L
8.5
11.5
6.3
No / 177
Dissolved Oz U
m /L
4.9
11.3
1
- / 178
Dissolved 02 D
m L
5.0
11.6
1
- / 177
Chlorine TRC
1
22.7
50
4.7
No / 362
BOD-5 (summer)
m L
2.02
5
0.1 •
No / 100
BOD-5 winter
m
2.04
3.19
2
No / 77
Ammonia summer)
m L
0.15
5
0.01
No / 101
Ammonia winter
mi
0.16
1.63
0.1
No / 77
Solids (TSS)
m /L
5.1
19.8
<5
No / 178
Fecal Coliform
n / 100 ml
16.5
2,420
1
2 / 178
TN
m L
2.5
4.78
< 1
No / 14
TP
m
0.94
1.26
0.45
No / 14
Flow
MGD 1
0.0007
0.0012
0.0001
No / 185
WET-Testina and Instream Monitorina: This permit requires instream monitoring for
Temperature and Dissolved Oxygen upstream and downstream. Data is consistently similar at both
monitoring stations, and within water -quality standards. This permit does not require Whole
Effluent Toxicity (WET) testing - no permit changes recommended.
Renewal Chan,,e Summary: The Permittee has made no changes in processes or WWTP facilities
since last renewal. Monitoring and sampling include BOD-5 and Ammonia (summer / winter
limits consistent with similar Class -2 WWTPs) plus effluent and instream monitoring for
Dissolved Oxygen,and Temperature. According to the renewal application, production volumes for
kiln drying are identical to those presented for the previous permit cycle - no permit changes
recommended.
Proposed Schedule for Issuance:
Draft Permit to Public Notice: June 26, 2019
Tentative Scheduled to Issue: August 9, 2019
NPDES Contact:
If you have questions regarding the above information or the attached permit, please contact
Joe R. Corporon P.G. Doe.c [e-mail]] or call his direct line 919-707-3617.
NAME:
DATE: �_TV
Fact Sheet
NPDES NCO006548 Pen -nit Renewal Jun2019
Page 2