Contract 68HE0320F0051

Tetra Tech, Inc. · Environmental Protection Agency · September 29, 2020

Firm Fixed PriceFull & Open CompetitionNAICS 541620IDIQ Task Order

Tetra Tech, Inc. was awarded a federal contract by Environmental Protection Agency on September 29, 2020 for $1.29 million of work in environmental consulting services. Performance is in Philadelphia, PA. This is a task or delivery order issued under parent IDIQ 68HE0320D0003. The contract has been modified 8 times since the base award It uses firm fixed-price contract pricing. The most recent modification was on February 6, 2026. If all options are exercised, the contract could reach $5.57 million.

Obligated to date
$1.29M
$1,289,355
Current value
$5.57M
Modifications
8
Latest February 6, 2026

Contract details

PIID
68HE0320F0051
Parent IDIQ
68HE0320D0003
Award type
Delivery Order
Pricing
Firm Fixed Price
Competition
Full And Open Competition
NAICS
541620 · Environmental Consulting Services
Product / service
Environmental Systems Protection- Environmental Remediation
Place of performance
Philadelphia, PA
First action
September 29, 2020
Latest action
February 6, 2026

Description

MODIFICATION P00028 - EXTENDS THE PERIOD OF PERFORMANCE FOR FIVE MONTHS FROM 01/31/2026 TO 06/30/2026 TASK ORDER #03 - SITE ASSESSMENT SUPPORT ACTIVITIES REGION 3 SUPERFUND TECHNICAL ASSESSMENT & RESPONSE TEAM VI (START VI)

Modification timeline

  • February 6, 2026
    Mod P00028 · Other Administrative Action
    $5.57M
  • January 14, 2026
    Mod P00027 · Funding Only Action
    MODIFICATION P00027 - ADDS FUNDING FOR SITE ASSESSMENT PRE-REMEDIAL ACTIVITIES INCLUDING, PRELIMINARY ASSESSMENTS, SITE INSPECTIONS AND HAZARDOUS RANKING SYSTEM (HRS) AT THE ALTOONA WESTERLY, SHILOH C…
    $5.57M
  • December 29, 2025
    Mod P00026 · Other Administrative Action
    MODIFICATION P00026 - EXTENDS THE PERIOD OF PERFORMANCE FOR ONE MONTH FROM 12/31/2025 TO 01/31/2026 TASK ORDER #03 - SITE ASSESSMENT SUPPORT ACTIVITIES REGION 3 SUPERFUND TECHNICAL ASSESSMENT & RESPO…
    $5.34M
  • July 30, 2025
    Mod P00025 · Funding Only Action
    MODIFICATION P00025 - ADDS FUNDING IN THE AMOUNT OF $250,000.00 FOR SITE ASSESSMENT PRE-REMEDIAL ACTIVITIES INCLUDING, PRELIMINARY ASSESSMENTS, SITE INSPECTIONS AND HAZARDOUS RANKING SYSTEM (HRS) TAS…
    $5.34M
  • July 23, 2025
    Mod P00024 · Other Administrative Action
    MODIFICATION P00024 - EXTENDS THE TASK ORDER END DATE FROM 06/30/2025 TO 12/31/2025. IN ADDITION, THIS MODIFICATION UPDATES THE PRIMARY AND ALTERNATE COR/INVOICE APPROVER. TASK ORDER #03 - SITE ASSES…
    $5.09M
  • August 9, 2024
    Mod P00021 · Funding Only Action
    MODIFICATION P00021 ADDS FUNDS IN THE AMOUNT OF $500,000.00 FOR CERCLA PRE-REMEDIAL WORK (PAS, SIS/ESIS, AND HRS) TO DETERMINE IF FURTHER CERCLA ACTIVITY IS WARRANTED. TASK ORDER #03 - SITE ASSESSMEN…
    $4.72M
  • September 9, 2021
    Mod P00011 · Funding Only Action
    MODIFICATION: P00011 IS TO ADD FUNDS IN THE AMOUNT OF $15,500.00 TASK ORDER #03 - SITE ASSESSMENT SUPPORT ACTIVITIES
    $1.33M
  • September 30, 2020
    Mod P00006 · Funding Only Action
    TASK ORDER #03 - SITE ASSESSMENT SUPPORT ACTIVITIES
    $926.9K
  • September 29, 2020
    Mod P00005 · Funding Only Action
    TASK ORDER #03 - SITE ASSESSMENT SUPPORT ACTIVITIES
    $846.9K

Similar contracts

RecipientAgencyDateObligated
Aleut Technical Services, LlcEnvironmental Protection AgencyApril 1, 2026$2.14M
Great Lakes Environmental Center, IncEnvironmental Protection AgencyApril 1, 2026$709.0K
General Dynamics Information Technology, Inc.Environmental Protection AgencyApril 1, 2026$594.2K
Icf Incorporated, L.L.C.Environmental Protection AgencyApril 1, 2026$312.2K
Harpy Technologies, LlcEnvironmental Protection AgencyApril 1, 2026$260.6K
S.S. Papadopulos & Associates, Inc.Environmental Protection AgencyApril 1, 2026$1.02M

Top contractors in NAICS 541620

Lifetime obligated dollars across all federal contracts in this NAICS code.

#ContractorContractsObligated
1Vernadero Group Inc12$30.03M
2General Dynamics Information Technology, Inc.23$25.28M
3Gulf South Research Corp9$22.94M
4Project Enhancement Corporation6$20.09M
5Tierra Right Of Way Services Ltd6$18.23M
6Eastern Research Group Inc163$16.73M
7Eco & Associates, Inc.3$9.23M
8Weston Solutions Inc82$8.62M
9Independent Strategic Management Solutions Inc20$8.36M
10Tetra Tech, Inc.40$6.36M

Track this on BesaGov

Get a free weekly email when this changes — new awards, new sub-awards, new opportunities. No login required.

✓ You’re on the list. We’ll never spam you.

Helpful guides

Continue learning

See all guides →
More on BesaGov

Keep researching

Track this contract, set alerts on similar opportunities, and build proposal pipelines on BesaGov.
Sign up free

Frequently asked questions

What is contract 68HE0320F0051?

Contract 68HE0320F0051 is a federal contract awarded to Tetra Tech, Inc. by Environmental Protection Agency on September 29, 2020 for $1.29 million of work classified under ENVIRONMENTAL CONSULTING SERVICES. It has been modified 8 times since the base award.

Who won contract 68HE0320F0051?

Tetra Tech, Inc. won contract 68HE0320F0051 from Environmental Protection Agency.

How much is contract 68HE0320F0051 worth?

Contract 68HE0320F0051 has obligated $1.29 million to date, with a total potential value of $5.57 million if all options are exercised.