WQ0001492_Acknowledgement Letter_20210302

March 2, 2021
J UAN P. S OMOANO – V ICE P RESIDENT
O CCIDENTAL C HEMICAL C ORPORATION
5 G REENWAY P LAZA -S UITE 110
H
OUSTON, TX77046-0521
Subject: Acknowledgement of
Application No. WQ0001492
Elementis Chromium Castle Hayne
Manufacturing Facility
Residuals Management System
New Hanover County
Dear Mr. Somoano:
The Water Quality Permitting Section acknowledges receipt of your permit application and
supporting documentation received on March 2, 2021. Your application package has been assigned the
number listed above, and the primary reviewer is Erick Saunders.
Central and Regional Office staff will perform a detailed review of the provided application, and
may contact you with a request for additional information. To ensure maximum efficiency in processing
permit applications, the Division of Water Resources requests your assistance in providing a timely and
complete response to any additional information requests.
If you have any questions, please contact Erick Saunders at [e-mail].
Sincerely,
Nathaniel D. Thornburg, Supervisor
Division of Water Resources
cc: Wilmington Regional Office, Water Quality Regional Operations Section
Permit File WQ0001492