# Filing Detail

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0000831641-22-000123
Filing Date
2022-11-25
Accepted
2022-11-23 19:15:43
Documents
126
Period of Report
2022-10-02

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-K | ttek-20221002.htm iXBRL | 10-K | 3020074
2 | EX-21 | ttek-ex21q42022.htm | EX-21 | 15954
3 | EX-23 | ttek-ex23q42022.htm | EX-23 | 2117
4 | EX-31.1 | ttek-ex311q42022.htm | EX-31.1 | 9034
5 | EX-31.2 | ttek-ex312q42022.htm | EX-31.2 | 9030
6 | EX-32.1 | ttek-ex321q42022.htm | EX-32.1 | 5191
7 | EX-32.2 | ttek-ex322q42022.htm | EX-32.2 | 5201
8 | EX-95 | ttek-ex95q42022.htm | EX-95 | 16163
14 |  | ttek-20221002_g1.jpg | GRAPHIC | 95345
| Complete submission text file | 0000831641-22-000123.txt |  | 13693756

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
9 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | ttek-20221002.xsd | EX-101.SCH | 84714
10 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | ttek-20221002_cal.xml | EX-101.CAL | 129441
11 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | ttek-20221002_def.xml | EX-101.DEF | 361019
12 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | ttek-20221002_lab.xml | EX-101.LAB | 1022300
13 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | ttek-20221002_pre.xml | EX-101.PRE | 675858
120 | EXTRACTED XBRL INSTANCE DOCUMENT | ttek-20221002_htm.xml | XML | 2530286

Mailing Address 3475 EAST FOOTHILL BOULEVARD PASADENA CA 91107
Business Address 3475 EAST FOOTHILL BOULEVARD PASADENA CA 91107 6263514664
TETRA TECH INC (Filer) CIK: 0000831641 (see all company filings)

EIN.: 954148514 | State of Incorp.: DE | Fiscal Year End: 1002
Type: 10-K | Act: 34 | File No.: 000-19655 | Film No.: 221417395
SIC: 8711 Services-Engineering Services