Skip to content
  • 6,812 federal solicitations are open right now. How many of them are yours?
  • New solicitations are posted every day. The ones you never saw are the ones you cannot win.
  • Stop checking SAM.gov every morning. Let the contracts that fit your business come to you.
  • Tell Abierto what you sell in one sentence. AI reads every open solicitation for you.
  • Deadlines are short. Hear about a solicitation the day it is posted, not the week it closes.
  • Amendments move deadlines. Watch a solicitation and Abierto tells you when it changes.
  • See which contracts in your field are about to end, and who holds them today.
  • Plans from $39 a month. See your matches before you pay.
See plans
AbiertoGet started

Sources sought

Phytoplankton Analysis of Water Samples - BOR

140R4026R0029

Bureau of Reclamation, Upper Colorado Regional Office. Testing Laboratories and Services.

Response deadline

September 11, 2026 at 12:00 PM EDT

Closed 51 days ago. Posted August 28, 2026. Scheduled to archive September 26, 2026.

Get the next one like this from Bureau of Reclamation by email, the day it is posted.Find my opportunities

This one closed 51 days ago

23 like it are open now in testing laboratories and services

All 23 open in testing laboratories and services

Description

As published on SAM.gov.

The Bureau of Reclamation is seeking information from qualified sources capable of providing laboratory analysis of phytoplankton in reservoir water-quality samples collected from Reclamation reservoirs within the Upper and Lower Colorado Basins. Services include taxonomic identification to the lowest practical taxonomic level, enumeration (abundance), biovolume analysis, QA/QC, and electronic reporting. The anticipated requirement includes analysis of both newly collected and backlogged samples using established phytoplankton analytical methods. Reclamation will collect, reserve, and ship samples to the contractor's laboratory for analysis.

Attachments

Files listed on SAM.gov. The ones we hold a copy of download from here; the rest open SAM's download, which needs no account.

Publications

Every notice SAM.gov issued under this solicitation number, oldest first. Each is a separate record on SAM.

  1. August 28, 2026

    Sources sought

    Due September 11, 2026 at 12:00 PM EDT. SAM.gov, notice d6e4700b1b0246b5be04a6621455f4c6

    1 revisions on SAM
    • August 28, 2026: publish, sources sought

Points of contact