WQ0031314_Correction_20231030

ROY COOPER
Governor
ELIZABETH S. BISER
Secretary
RICHARD E. ROGERS, JR.
Director
NORTH CAROLINA
Environmental Quality
October 30, 2023
COURTNEY L. DRIVER, PE — UTILITIES DIRECTOR
WINSTON-SALEM/FORSYTH COUNTY UTILITIES COMMISSION
101 NORTH MAIN STREET
WINSTON-SALEM, NORTH CAROLINA 27101-4033
Subject: Permit No. WQ0031314
Correction
Winston-Salem/Forsyth County
Utilities Commission DCAR
Distribution of
Class A Residuals
Forsyth County
Dear Ms. Driver,
In response to a written request from Brent Collins of EMA Resources, Inc. received on October
17, 2023, we are forwarding herewith a corrected Attachment A of Permit No. WQ0031314 issued on
November 18, 2020.
The correction to the subject permit is as follows:
1. The Division has removed the mineralization rate for the three sources in Attachment A.
Please replace Attachment A of Permit No. WQ0031314 issued on November 18, 2020, with
the enclosed corrected Attachment A.
If you need additional information concerning this permit correction, please contact Nathaniel
Thornburg at [phone] or nathameI.thornburR&deq.nc.gov.
Sincerely,
DocuSigned by:
W.crP�G
D1043082680C483...
Richard E. Rogers, Jr., Director
Division of Water Resources
cc: Forsyth County Health Department (Electronic Copy)
Winston-Salem Regional Office, Water Quality Regional Operations Section (Electronic Copy)
Brent Collins — EMA Resources, Inc. (Electronic Copy)
Laserfiche File (Electronic Copy)
Digital Permit Archive (Electronic Copy)
DNorth Carolina Department of Environmental Quality I Division of Water Resources
EQ> 512 North Salisbury Street 11617 Mail Service Center I Raleigh, North Carolina 27699-1617
NORTH GAROLINA +
919.707.9000

ATTACHMENT A — LIMITATIONS AND MONITORING REQUIREMENTS
Winston-Salem/Forsyth County Utilities Commission
Certification Date: November 18, 2020
Permit Number: WQ0031314 Version: 3.0
Monitoring
Monitoring
Monitoring
Permit
Biological
Maximum
Frequency for
Frequency for
Frequency for
Approved
Permittee Facility County
Number
Residuals
Dry Tons
Non -hazardous
Metals and
pathogen &
Mineralization
per Year 1
Characteristics
Nutrients
Vector Attraction
Rate
Reductions 4, s, 6
Winston-Salem/Forsyth p W Swann WTP Forsyth
NCO079821
No
750
Once per Permit
See Table Below
None
--
Coup Utilities Commission
cycle
Winston-Salem/Forsyth R.W. Neilson WTP Forsyth
NCO086011
No
2.500
Once per Permit
See Table Below
None
--
Coup Utilities Commission
cycle
Winston-Salem/Forsyth R.A. Thomas WTP Forsyth
NCO086762
No
750
Once per Permit
See Table Below
None
--
Coup Utilities Commission
cycle
Total:
4,000
1. Maximum Dry Tons per Year is the quantity of residuals approved for land application from each permitted facility.
2. Analyses to demonstrate that the residuals are non -hazardous (i.e., TCLP, ignitability, reactivity, and corrosivity) as stipulated under permit Condition IV.2.
3. Testing of metals and nutrients as stipulated under permit Condition IV.3.
4. Analyses of the pathogen and vector attraction reductions as stipulated under permit Condition IVA.
5. Class A non -biological residuals are exempt from meeting the pathogen and vector attraction reduction requirements in Condition IVA, provided the Permittee does not mix them with residuals
generated during the treatment of domestic wastewater, the treatment of animal processing wastewater, or the biological treatment of industrial wastewater. The Permittee shall treat and process
Class A non -biological residuals in a manner as not to meet the definition of `Biological Residuals" as defined in 15A NCAC 02T .1102(6).
6. Monitoring frequencies are based on the actual dry tons applied per year using the table below unless specified above.
ry Tons Applied
metric tonsOW
Dry Tons Applied
short tons per ear
Monitoring Frequency
15A NCAC 02T .1111 c
< 290
< 319
Once per year (Annually)
> 290 to < 1,500
> 319 to < 1,650
Once per quarter (4 x Year)
> 1,500 to < 15,000
> 1,650 to < 16,500
Once per 60 days (6 x Year)
> 15,000
> 16,500
Once per month (12 x Year)
The Division shall not require sampling if no land application events occur during the required sampling period. The annual report shall include an explanation for missing sampling data.
The United States Environmental Protection Agency (US EPA) may require Permittees that submit annual reports to their agency to make up the missed sampling. Contact the US EPA for
additional information.
WQ0031314 Version 3.0 Attachment A Page 1 of 1

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