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PIID0001DELIVERY ORDER

TETRA TECH, INC.

UEI: LMRMKLLL3LG5

$6,396,224.26

Awarding Agency

Environmental Protection Agency

Sub-Agency

Environmental Protection Agency

Start Date

December 27, 2017

End Date

October 10, 2019

NAICS

PSC

B510

Transactions (10)

Date	Mod #	Action	Obligation
Dec 27, 2017	0	—	+$3,575,571
May 17, 2018	P00001	SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE	+$125,666
Jun 29, 2018	P00002	SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE	+$43,046
Aug 15, 2018	P00003	OTHER ADMINISTRATIVE ACTION	+$0
Sep 21, 2018	P00004	SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE	+$1,448,953
Feb 11, 2019	P00005	FUNDING ONLY ACTION	+$1,053,387
Apr 2, 2019	P00006	SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE	+$22,073
Jul 11, 2019	P00007	SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE	+$127,535
Aug 22, 2019	P00008	OTHER ADMINISTRATIVE ACTION	+$0
Sep 9, 2020	P00009	CLOSE OUT	-$8