NC0024970_Pretreatment_IUP_New_letter_20200204

ROY COOPER
Governor
MICHAEL S. REGAN
Secretary
S. DANIEL SMITH
Director
NORTH CAROLINA
Environmental Quality
February 4, 2020
Via electronic mail ([e-mail])
A.Z. Williams III
Environmental Compliance Specialist
System Protection Section
Charlotte Water
4222 Westmont Drive
Charlotte, NC 28217
Subject: Pretreatment Review of Industrial User Pretreatment Permit
Program: Charlotte Water
WWTP: McAlpine Creek (NC0024970), Mecklenburg County
Dear Mr. Williams:
The Pretreatment, Emergency Response, and Collection Systems Unit (PERCS) of the Division of
Water Resources has reviewed the original issuance Industrial User Pretreatment Permit (IUP)
submitted by Charlotte Water for the following Significant Industrial User (SIU). This IUP was
received by the Division on January 10, 2020.
IUP # SIU Name
3029 Union County Public Works
The review indicates that with the following comments, the IUP is adequate and meets the
minimum requirements of 15A NCAC 2H .0905 and .0916 and 40 CFR 403.8(f) (1)(iii). The
allocation table, maintained in the Division's database, has been updated accordingly.
1. Please submit a copy of the Interjurisdictional agreement between Charlotte Water and
Union County Public Works to PERCS Unit.
Federal and State pretreatment regulations require the local delegated pretreatment program
to effectively control and document the discharge of wastewater from Significant/Categorical
Industrial Users to the POTW. It is the POTW's responsibility to ensure that these objectives are
consistently met.
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North Carolina Department of Environmental Quality Division of Water Resources
512 North Salisbury Street 1 1650 Mail Service Center Raleigh, North Carolina 27699-1650
919.707.9000

Thank you for your continued cooperation with the Pretreatment Program. If you have any
questions or comments, please contact me at 919-707-3627 [email: [e-mail]].
Sincerely,
DocuSigned by:
Vivien Zhong, PERCS Unit
vz/cw_mcalpine_iup_185 E42E88CDBD404A7...
Ec: PERCS Unit File
Wes Bell, Mooresville Regional Office
Central Files (Laserfiche)