HEMTT-LHS Compatible Water Tank Rack
Acquisition Plan (AP)
Program facts
- Program number
- S86
- Short name
- Hippo
- Acquisition pathway
- Major Capability Acquisition (MCA)
- Acquisition category
- ACAT III
- Acquisition status
- Active
- Lead component
-
Department of the Army
Department of Defense
- Contract awards
- 3
- Contract obligations
- $59,109,084 Since fiscal year 2024
Program details come from the Department of Defense's acquisition program list. Contract figures come from SAM.gov (formerly FPDS).
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2026 | $35,699,519 |
| FY2025 | $13,555,091 |
| FY2024 | $9,854,475 |
Top contractors by obligations
| Rank | Contractor | Obligated | Share |
|---|---|---|---|
| 1 | Isometrics Inc. | $59,109,084 |
Contract awards
| Award | Awarded | Obligated |
|---|---|---|
| Hippo - FY26 do - 17 tranche & 100 systems CR award | $35,699,519 | |
| Fourth year ordering 97 hippo production units | $13,558,851 | |
| Hippo production unit | $9,850,715 |
About this program
The HEMTT-LHS Compatible Water Tank Rack (Hippo) is a Major Capability Acquisition (MCA) program within the Department of Defense's Acquisition Category III portfolio. The program, designated by DoD Acquisition Program Number S86, focuses on the procurement of specialized water tank rack systems compatible with Heavy Expanded Mobility Tactical Truck-Load Handling Systems (HEMTT-LHS). This acquisition program operates under a standard Acquisition Plan (AP) framework within the defense procurement system.
The most recent contract activity includes a $9.85 million Firm Fixed Price Delivery Order awarded to Isometrics Inc., a Reidsville, North Carolina-based manufacturer, for HIPPO production units. The contract, awarded by the U.S. Army's Program Executive Office for Combat Support and Combat Service Support (PEO CSCSS) in April 2024, extends through September 2025. The award was made without small business set-aside provisions, and Isometrics Inc., known for its expertise in fuel transportation, storage equipment, and tactical communications systems, serves as the prime contractor. The contract demonstrates the Army's continued investment in tactical water transport capabilities through established defense manufacturers.
Quick answers
What is Hippo?
HEMTT-LHS Compatible Water Tank Rack (Hippo) is a DoD acquisition program led by the Department of the Army. DoD lists its program type as Acquisition Plan (AP). It follows the Major Capability Acquisition (MCA) pathway and is ACAT III. Its acquisition status is active.
How much has Hippo obligated on contracts?
3 contract awards are coded to Hippo, and their actions have obligated $59,109,084 since fiscal year 2024.
Who are the top contractors on Hippo?
The contractor obligated the most on Hippo contracts is Isometrics Inc. ($59,109,084).
How much did Hippo obligate in fiscal year 2025?
Contracts coded to Hippo obligated $13,555,091 in fiscal year 2025.
What is the latest contract award for Hippo?
The latest contract award coded to Hippo is W912CH26F0001, awarded to Isometrics Inc. on December 3, 2025.
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