Parshall Flumes

Parshall flumes are the most widely used type of flume in the industry. Developed in 1922 by Ralph L Parshall, the Parshall flume was designed for the United States Bureau of Reclamation. Then it was used for permanent flow monitoring installations. Today, it does the same, however includes many options and accessories and is used for many reasons.

Product Details

Options & Accessories

TRACOM has worked with various wastewater management companies across the world for over 30 years. We understand that each system is different and needs various items to run most efficiently. This is why we provide a long list of options and accessories for Parshall flumes. Contact a specialist today to see which options work best for your company’s needs!

  • Ultrasonic mounting brackets
  • Bubble tubes
  • Sample tubes
  • Submerged probe cavities
  • Stilling wells (attached and detached)
  • Staff gauges
  • Removable probe holders
  • Inlet and outlet end adapters
  • Pipe stubs
    Flanged end connections
  • Flow straighteners
  • Fiberglass grating
  • Inlet and outlet wingwalls
  • Multi-piece construction
  • Nesting
  • Chemically resistant gel coal


Because of their many benefits, Parshall flumes are used in a wide variety of applications. These flumes are often the first choice of many engineers and end-users, due to their certain abilities including:


Parshall flume sizes range from 1” to 144” and can also be custom sized. They are an accurate and economical way for permanent flow monitoring. Over the years, TRACOM has helped wastewater management organizations use Parshall flumes in a variety of ways, such as:

Compatible with...