Products/Services
Flow Meters – Open Channel

Ask The Experts

Over 50 years of combined experience in the flow industry to assist you with your inquiries.

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Flow Calculator

On-line open channel & full-pipe flow calculator.

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Trade Show Schedule
Please click here to see the trade shows we will be attending.

Marsh-McBirney Flow Meters


Marsh-McBirney Flo-Dar™ Systems

Non-Contact flow meter for long-term and temporary monitoring of sewers, treatment plants and other open channels.

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Marsh-McBirney Flo-Tote™ 3 Systems

Submerged electromagnetic sensor flow meter for long-term and temporary monitoring of sewers and other open channels.

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Marsh-McBirney Flo-Mate™

Portable, battery powered water velocity meter/current meter for stream and river gauging, weir/flume calibrations, flow meter calibrations, instantaneous spot checks.

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