Hach Co.

Hach FLow, Marsh McBirney and SIgma Hach’s flow products and services have a proven track record in open-channel flow measurement. True and timely flow data for your analysis, reduces your risk and enables you to make critical wastewater flow decisions with absolute confidence. From state-of-the-art wireless flow loggers and industry-pioneering non-contact flow sensors, to our revolutionary Hach Data Delivery Services (DDS) software reporting tool, Hach Flow provides flexible solutions for all of your flow monitoring challenges.