About

Founded in 1994, Hydrologic Monitoring, LLC (HMI) is a multi-disciplinary environmental engineering company focused on water quality. HMI provides water system design, operation, monitoring, reporting, and compliance-related services.

A registered engineering and geosciences firm, HMI has offices in Houston and Texas City, Texas. HMI principally operates in the South Central U.S. (EPA Region 6), with a historical focus in Texas and surrounding states.