FilingIndex
10-KThe Record

CLEAN HARBORS INC files 10-K

Filed Feb 23, 2022 · 4y ago · Accession 0000822818-22-000008

Plain English

Annual report — full-year financials, business overview, and risk factors.

Read the source below for the full document.

Read the original on SEC.gov ↗
Filing details
Ticker
CLH
CIK
822818
Form type
10-K
Filing date
Feb 23, 2022
Report date
Dec 31, 2021
Document
clh-20211231.htm
Size
15.3 MB