DSHW-2024-004088

January 22, 2024
Rebecca Underwood, President & EVP
Clean Harbors Environmental Services
42 Longwater Drive
Norwell, MA 020610RE:Two Copies of Stipulation and Consent Order No. 2212143for Signature[MAD039322250]Dear Ms. Underwood:
Enclosed please find two copies of Stipulation and Consent Order No. 2212143 to resolve Notice of Violation No. 2201008. The public comment period began on November 2, 2023 and ended
on December 1, 2023. No comments were received. Please have both copies signed and return them both to the Division. I will then sign and date both copies and return one to you for
your records. The effective date of the Stipulation and Consent Order will be the date of my signature. If you have any questions, please call Kari Lundeen at [phone].Sincerely,Douglas
J. Hansen,DirectorDivision of Waste Management and Radiation ControlDJH/KAL/[??]Enclosure: Two Original Copies of Stipulation and Consent Order No. [2212143] DSHW-2022-021292]