Open Channel & Sewer Flow Meters

Our award-winning Flo-Tote™ flow meter changed the industry. Flo-Dar, Flo-Tote™, and the Sigma family of flow meters are perfect for long-term metering, short-term studies, billing, I&I, SSES, and much more. » Read more

Portable Flow Meters

The Flo-Mate™ remains the professional's first choice for quick, accurate, and reliable flow monitoring. Perfect for streams and rivers, sewer spot checks, weir and flume calibrations, and other flow applications. » Read more

Data Delivery Services

A new approach to sewer flow metering! All the accuracy and reliability you've come to expect from Marsh-McBirney without the capital expense of purchasing a flow meter. You only pay for good, quality data. » Read more

Product Support

We recognize that timely support is important to you. We have attempted to provide as many manuals and other support documents on our website as possible.
» Customer Support » Product Manuals

Buy American - ARRA
Hach Company Products that Meet ARRA Buy American Requirements for Open Channel Flow Monitoring. » Read more