Aluminum sulfate (alum) & polyaluminum chloride (pacl) polyaluminum hydroxychlorosufate)
Ended Indefinite Delivery Contract Awarded Last action
- Contract number
- W912DR22D0001
- Awardee
-
Usalco, LLC UEI E7JJQESMEJY1
- Awarding agency
-
ENDIST Baltimore
US Army Corps of Engineers, Department of Defense
- Task orders
- 21 $13,104,227 obligated
Award facts
- Opportunity
-
- Aluminum sulfate & polyaluminum choloride polyaluminum hydroxychlorosufate Pre-Solicitation · W912DR21R0013 · Posted Dec 14, 2020
- Combined order value
- $13,104,227 Current and potential, with all options
- Last date to order 100% complete
- IDV ceiling 69% used
- $18,947,000.00
- Award type
- Single award
- Who can order
- Only the awarding agency
- Contracting staff
- NAICS code
- 325180 Other Basic Inorganic Chemical Manufacturing
- PSC
- 6810 Chemicals
- Set-aside
- No set-aside
- Competition
- Full and Open Competition · 1 offer Negotiated Proposal / Quote
- Pricing
- Firm Fixed Price
Award details come from SAM.gov/FPDS.
About this IDV
The U.S. Army Corps of Engineers Engineering District Baltimore awarded a single-award indefinite-delivery contract to Usalco, LLC for $18,947,000 on October 1, 2021. The contract procures aluminum sulfate (alum) and polyaluminum chloride (PACl), bulk liquid water treatment chemicals, with a performance period through September 6, 2026.
Place of performance is Washington, D.C. 20016, supporting the Washington Aqueduct's potable water treatment operations at the Dalecarlia Water Treatment Plant and McMillan Filtration Plant.
The originating pre-solicitation notice posted December 14, 2020, sought these water treatment chemicals for federal civil works water purification missions. No set-aside applies; Usalco competes in full and open competition.
Since award, the contract has sustained robust delivery order activity. Recent task orders include a $3,009,675 order (October 7, 2025) for aluminum sulfate and PACl to both treatment plants through September 2026; a $2,363,334.70 order (December 30, 2024) for aluminum sulfate and PACl; a $499,999.88 order (October 16, 2024) for both chemicals; and a $65,439.97 order (May 22, 2025) for PACl. Delivery order values historically range between $310,891 and $3.01 million, with typical orders clustering in the $400,000–$525,000 band. The contract has sustained approximately twenty delivery orders across its performance to date. A unilateral modification deleted FAR clauses 52.222-21 and 52.222-26 in accordance with Executive Orders 14148 and 14173.
Task orders
Show all 21
Transactions
| Action | Obligated | Date |
|---|---|---|
| Other Administrative Action | $0 | |
| Change Order | $0 | |
| Other Administrative Action | $0 | |
| Original award | $0 |
Quick answers
Who was awarded contract W912DR22D0001?
W912DR22D0001 was awarded to Usalco, LLC by ENDIST Baltimore (US Army Corps of Engineers) on October 1, 2021.
How much is contract W912DR22D0001 worth?
Orders under W912DR22D0001 have obligated $13,104,227. Their combined current value, with exercised options, is $13,104,227. W912DR22D0001's own ceiling is $18,947,000.
How many orders have been placed under contract W912DR22D0001?
21 orders have been placed under W912DR22D0001, the latest on October 7, 2025.
Who can order from contract W912DR22D0001?
W912DR22D0001 is a single award indefinite delivery contract. Only the awarding agency can place orders on it.
Was contract W912DR22D0001 competed?
The extent of competition for W912DR22D0001 was full and open competition. The government received 1 offer.
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