R--Ecological and Human Health Risks of Contaminants
Estimated Value: $25,000,000
Agency
ENVIRONMENTAL PROTECTION AGENCY.ENVIRONMENTAL PROTECTION AGENCY.WATER, TRIBAL & SCIENCE DIVISION
Location
Fairfax, VA
Virginia
Estimated Value
$25,000,000
Type
Award Notice
Service / NAICS
Environmental Consulting
NAICS 541620
Opportunity Summary
This federal contract opportunity from ENVIRONMENTAL PROTECTION AGENCY.ENVIRONMENTAL PROTECTION AGENCY.WATER, TRIBAL & SCIENCE DIVISION involves environmental consulting in Fairfax, Virginia valued at approximately $25,000,000.
Contract Description
R499-Ecological and Human Health Risks of Contaminants in Water, Fish and Sediments and of Microbial Pathogens in Surface Waters
Timeline
Posted Date
Apr 20, 2026
What Contractors Should Know
At $25,000,000, this is a significant-value contract that may attract multiple bidders.
This falls under Environmental Consulting (NAICS 541620), one of the core federal facilities and operational service categories.
Work will be performed in Fairfax, Virginia. Local presence or experience in this area can strengthen your proposal.
Should You Pursue This?
Good Fit If…
- ✓You have operations or past performance in Virginia
- ✓You have direct experience in environmental consulting
- ✓Your company can demonstrate capacity for $25,000,000+ contracts
- ✓You have worked with ENVIRONMENTAL PROTECTION AGENCY.ENVIRONMENTAL PROTECTION AGENCY.WATER, TRIBAL & SCIENCE DIVISION before
Harder to Win If…
- !Large contract value typically attracts well-established competitors
- !Full and open competition — no set-aside restrictions
Related Context
Agency
ENVIRONMENTAL PROTECTION AGENCY.ENVIRONMENTAL PROTECTION AGENCY.WATER, TRIBAL & SCIENCE DIVISION
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Service Category
Environmental Consulting
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Location
Virginia Contracts
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NAICS Code
541620 — Environmental Consulting
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Contractor FAQ
How do I submit a bid for this ENVIRONMENTAL PROTECTION AGENCY.ENVIRONMENTAL PROTECTION AGENCY.WATER, TRIBAL & SCIENCE DIVISION contract?
To bid on this opportunity, you must be registered in SAM.gov. Review the full solicitation documents available at SAM.gov, prepare your technical and cost proposals per the instructions, and submit before the response deadline.
What size company typically wins contracts of this value?
Contracts valued at $25,000,000 in the Environmental Consulting category are typically awarded to mid-sized to large service contractors with established past performance.
Are there other federal contract opportunities in Virginia?
Yes. RecompeteIQ tracks federal contract opportunities across Virginia, including active solicitations and upcoming recompetes. Visit our Virginia contracts page for a full list of current opportunities in this area.
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Original listing: View on SAM.gov