GSA SUMMIT: Lessons learned from the 2020 GSPs: Perspectives from the critically overdrafted basins

The implementation phase of the Sustainable Groundwater Management Act has now begun for the basins designated as critically-overdrafted. Getting to this point has been an unparalleled journey as communities, farmers, water suppliers, and others navigated through uncharted territory to develop local solutions for sustainable groundwater management. At the Groundwater Resources Association Third Annual Groundwater Sustainability […]

GSA SUMMIT: Reflections on the 2020 GSP process

At the end of January of this year, the state’s critically overdrafted groundwater basins submitted their adopted groundwater sustainability plans (or GSPs), meeting an important deadline in the Sustainable Groundwater Management Act; the remaining basins subject to SGMA will be submitting their plans in January of 2022.  The Department of Water Resources will now have […]

STATE WATER BOARD: Update on SGMA implementation

Presentation discusses the GSP review process and highlights tools, resources, and assistance for GSAs Since the legislature passed the Sustainable Groundwater Management Act was passed in 2014, the Department of Water Resources and the State Water Board have been working to support the local agencies the development of their groundwater sustainability plans.  At the State […]

WATER RESOURCES MANAGEMENT: Developing a water budget

With water availability being an important concern, water managers often use water budgets to quantify and manage water resources.  A water budget is an accounting of the rates of the inflows, outflows, and changes in water storage in a specific area; however, as simple as that might sound, developing an accurate water budget can be […]

WESTERN GROUNDWATER CONGRESS: Water resources management in the Pajaro Valley Basin

The Pajaro Valley is home to a billion-dollar agricultural industry, it’s rich, fertile soil providing fruits and vegetables for the nation and all grown with groundwater.  Located on the Central Coast, the Pajaro Valley has no connection to the State Water Project or to otherwise bring in imported water. In 1980, the Department of Water […]

WESTERN GROUNDWATER CONGRESS: Utilizing excess winter stormwater flows for groundwater recharge

Kristin Sicke is the Assistant General Manager for Yolo County Flood Control and Water Conservation District, which manages water supplies for 200,000 acres in western Yolo County, which encompasses Woodland, Davis, and the surrounding area.  The District manages a small hydroelectric plant, two reservoirs, more than a 150 miles of canals and laterals, and three […]

WESTERN GROUNDWATER CONGRESS: Quantifying surface water depletion from groundwater pumping

Understanding and conveying groundwater’s role in a changing world Surface water commonly is hydraulically connected to ground water, but the interactions are difficult to observe and measure and have largely been ignored in water-management considerations and policies.  However, the Sustainable Groundwater Management Act (SGMA), passed in 2014, is California’s first statewide law that explicitly reflects […]

WESTERN GROUNDWATER CONGRESS: Depletion of interconnected surface waters: Not that simple

Sierra Ryan is a water resources planner with the County of Santa Cruz.  In this presentation from the Groundwater Resources Association‘s 2019 Western Groundwater Congress, Ms. Ryan tells the story of how the Santa Cruz Mid-County Groundwater Agency balanced the various perspectives, authorities, and interpretations of the DWR regulations in writing the portion of their […]

SGMA IMPLEMENTATION: David Orth gives his observations on how sustainable groundwater management is playing out in the San Joaquin Valley

David Orth is the principal of New Current Water and Land, which offers strategic planning, program implementation, and water resource development services.  At the California Irrigation Institute’s 2020 Annual Conference, he gave his observations on how implementation of the Sustainable Groundwater Management Act (SGMA) is progressing, having watched Groundwater Sustainability Agencies (GSAs) form and develop […]

GUEST COMMENTARY: Significant progress being made in implementing the state’s groundwater law

Guest commentary by Geoff Vanden Heuvel, Director of Regulatory and Economic Affairs, Milk Producers Council: I remember being surprised when attending a local Groundwater Sustainability Agency meeting and I first saw a schematic that visually depicted the various levels of groundwater underneath one of the Central Valley’s numerous subbasins. There was a horizontal line going […]