# Filing Detail

Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000822818-26-000020
Filing Date
2026-05-06
Accepted
2026-05-06 10:55:47
Documents
86
Period of Report
2026-03-31

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-Q | clh-20260331.htm iXBRL | 10-Q | 1182646
2 | EX-31.1 | clh-3312026ex311xcoxceo.htm | EX-31.1 | 10541
3 | EX-31.2 | clh-3312026ex312xcoxceo.htm | EX-31.2 | 10545
4 | EX-31.3 | clh-3312026ex313xcfo.htm | EX-31.3 | 10524
5 | EX-32 | clh-3312026ex32.htm | EX-32 | 8679
11 |  | clh-20260331_g1.jpg | GRAPHIC | 35395
| Complete submission text file | 0000822818-26-000020.txt |  | 7339527

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
6 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | clh-20260331.xsd | EX-101.SCH | 53816
7 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | clh-20260331_cal.xml | EX-101.CAL | 94271
8 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | clh-20260331_def.xml | EX-101.DEF | 232312
9 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | clh-20260331_lab.xml | EX-101.LAB | 649410
10 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | clh-20260331_pre.xml | EX-101.PRE | 456044
89 | EXTRACTED XBRL INSTANCE DOCUMENT | clh-20260331_htm.xml | XML | 1068547

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: 10-Q | Act: 34 | File No.: 001-34223 | Film No.: 26946522
SIC: 4955 Hazardous Waste Management
(CF Office: 01 Energy & Transportation)