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PIIDFZN3DELIVERY ORDER

TETRA TECH, INC.

UEI: FL1UPMZCC5S8

$1,856,585.50

Awarding Agency

Department of Defense

Sub-Agency

Department of the Navy

Start Date

October 2, 2006

End Date

November 30, 2010

NAICS

PSC

C219

Transactions (11)

Date	Mod #	Action	Obligation
Sep 28, 2006	0	—	+$1,467,874
Sep 29, 2006	5	OTHER ADMINISTRATIVE ACTION	+$0
Dec 13, 2007	6	SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE	+$0
Feb 12, 2008	7	SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE	+$0
Mar 11, 2008	8	SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE	+$398,603
Oct 7, 2008	9	SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE	-$170
Jun 2, 2009	10	SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE	+$0
Jan 21, 2010	11	OTHER ADMINISTRATIVE ACTION	+$0
Jun 24, 2010	12	OTHER ADMINISTRATIVE ACTION	+$0
Apr 20, 2011	13	SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE	-$1,220
May 7, 2018	14	SUPPLEMENTAL AGREEMENT FOR WORK WITHIN SCOPE	-$8,502