Form 8-K - Current report:
SEC Accession No. 0000822818-22-000012
Filing Date
2022-03-16
Accepted
2022-03-16 14:41:04
Documents
13
Period of Report
2022-03-16
Items
Item 5.03: Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 8-K clh-20220316.htm   iXBRL 8-K 40061
2 EX-3.4D a31622ex34dxamendedandrest.htm EX-3.4D 162130
  Complete submission text file 0000822818-22-000012.txt   377971

Data Files

Seq Description Document Type Size
3 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT clh-20220316.xsd EX-101.SCH 1911
4 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT clh-20220316_lab.xml EX-101.LAB 25138
5 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT clh-20220316_pre.xml EX-101.PRE 13050
7 EXTRACTED XBRL INSTANCE DOCUMENT clh-20220316_htm.xml XML 12241
Mailing Address 42 LONGWATER DRIVE NORWELL MA 02061-9149
Business Address 42 LONGWATER DRIVE P.O. BOX 9149 NORWELL MA 02061-9149 781-792-5000
CLEAN HARBORS INC (Filer) CIK: 0000822818 (see all company filings)

EIN.: 042997780 | State of Incorp.: MA | Fiscal Year End: 1231
Type: 8-K | Act: 34 | File No.: 001-34223 | Film No.: 22744492
SIC: 4955 Hazardous Waste Management