Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000831641-21-000039
Filing Date
2021-04-30
Accepted
2021-04-30 16:12:57
Documents
81
Period of Report
2021-03-28

Document Format Files

Seq Description Document Type Size
1 10-Q ttek-20210328.htm   iXBRL 10-Q 1780145
2 EX-31.1 ttekex311q22021.htm EX-31.1 12133
3 EX-31.2 ttekex312q22021.htm EX-31.2 12163
4 EX-32.1 ttekex321q22021.htm EX-32.1 7050
5 EX-32.2 ttekex322q22021.htm EX-32.2 7044
6 EX-95 ttekex95q22021.htm EX-95 13422
  Complete submission text file 0000831641-21-000039.txt   7462331

Data Files

Seq Description Document Type Size
7 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT ttek-20210328.xsd EX-101.SCH 46056
8 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT ttek-20210328_cal.xml EX-101.CAL 97434
9 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT ttek-20210328_def.xml EX-101.DEF 189369
10 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT ttek-20210328_lab.xml EX-101.LAB 565819
11 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT ttek-20210328_pre.xml EX-101.PRE 349608
12 EXTRACTED XBRL INSTANCE DOCUMENT ttek-20210328_htm.xml XML 1386137
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: 1003
Type: 10-Q | Act: 34 | File No.: 000-19655 | Film No.: 21878119
SIC: 8711 Services-Engineering Services