GMA Hydrology

GMA Hydrology is an experienced, diverse consulting firm established in 1990, comprised of hydrologists, geomorphologists, and surveyors. The company is led by Graham Matthews, Principal Hydrologist, who has over 29 years experience in hydrology and fluvial geomorphology.

GMA Hydrology recognizes the primary importance of field work and field data collection in understanding and modeling hydrologic systems.  Accordingly, our staff has extensive field experience.  To optimize our client’s investment in fieldwork we have assembled an extensive collection of state-of-the-art hydrologic and geomorphic data collection equipment, as well as state of the art survey equipment. 

GMA's diverse services include; hydrologic/hydraulic data collection and analysis, geomorphic data collection and analysis, sediment laboratory analysis, as well as topographic and bathymetric surveys.