# Filing Detail

Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000831641-20-000064
Filing Date
2020-07-31
Accepted
2020-07-31 16:17:54
Documents
85
Period of Report
2020-06-28

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-Q | ttek-20200628.htm iXBRL | 10-Q | 2591155
2 | EX-31.1 | ttekex311q32020.htm | EX-31.1 | 14347
3 | EX-31.2 | ttekex312q32020.htm | EX-31.2 | 14378
4 | EX-32.1 | ttekex321q32020.htm | EX-32.1 | 8650
5 | EX-32.2 | ttekex322q32020.htm | EX-32.2 | 8644
6 | EX-95 | ttekex95q32020.htm | EX-95 | 25575
| Complete submission text file | 0000831641-20-000064.txt |  | 9363075

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
7 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | ttek-20200628.xsd | EX-101.SCH | 49052
8 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | ttek-20200628_cal.xml | EX-101.CAL | 101257
9 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | ttek-20200628_def.xml | EX-101.DEF | 229735
10 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | ttek-20200628_lab.xml | EX-101.LAB | 630831
11 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | ttek-20200628_pre.xml | EX-101.PRE | 395848
12 | EXTRACTED XBRL INSTANCE DOCUMENT | ttek-20200628_htm.xml | XML | 1726231

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: 0927
Type: 10-Q | Act: 34 | File No.: 000-19655 | Film No.: 201066168
SIC: 8711 Services-Engineering Services