Victoria Hermosilla, P.G.


Areas of Specialization

Groundwater Management

Lithologic Characterization

Public Outreach

Stakeholder Collaboration and Negotiation

Water Policy

Water Supply Planning

Victoria Hermosilla joined M&A in 2019, bringing diverse experience in hydrology, stakeholder engagement, and water policy. Her work focuses primarily on groundwater sustainability in the Salinas Valley Basin for California’s Sustainable Groundwater Management Act (SGMA), and stakeholder engagement for community water planning in Arizona. Prior to her role at M&A, she led well drilling projects and groundwater monitoring programs in Southern Arizona and coordinated the Cobre Valley Watershed Partnership through a USBR WaterSMART Cooperative Agreement Grant. Victoria brings to her projects a balanced approach to hydrological challenges by incorporating policy understanding and strong communication skills. She also facilitates community groups through the Sonoran Institute’s Annual Growing WaterSMART program.

Victoria Hermosilla

At A Glance

Experience since 2012

M.S., Hydrology
University of Arizona

B.S., Hydrogeology
Northern Arizona University

Select Publications / Community Involvement


Headwaters Communities Groundwater Management, Case Study and Lessons Learned from the Cobre Valley, Arizona

Development of a hydrogeologic conceptual model (HCM) for Sustainable Groundwater Management: Salinas Valley Deep Aquifers Study

Rainwater Harvesting Infiltration Exploration Using Hydrus-1D

Field iPads: A Review

Community Involvement and Professional Affiliations

Association of California Water Agencies (ACWA), Member

Groundwater Resources Association (GRA), Member

WaterSMART Program, Sonoran Institute, Facilitator