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Category Archives: Groundwater
Post-drought groundwater in California: Like the economy after a deep “recession,” recovery will be slow
by Thomas Harter The 2012-2016 drought has made many of us keenly aware of how “empty” our groundwater “reservoirs” have become. As the recent series of atmospheric rivers have left us with a massive snowpack, full surface water reservoirs (with … Continue reading
Evaluating California’s Adjudicated Groundwater Basins in the SGMA Era
By Ruth Langridge, University of California – Santa Cruz [i] Groundwater is a critical resource in California. While the 2014 Sustainable Groundwater Management Act (SGMA) established new requirements and increased state oversight for many overdrafted basins,[ii] groundwater basins adjudicated before … Continue reading
Scott Valley pioneers instream flow and groundwater management for reconciled water use
by Gus Tolley The Scott River is one of California’s four major undammed streams and important spawning habitat for coho (a species listed as “threatened”) and Chinook salmon. This peaceful and pastoral agricultural valley is at the center of several … Continue reading
Posted in California Water, Groundwater, Planning and Management, Salmon, Uncategorized, Water Markets
Tagged Gus Tolley
5 Comments
Local groundwater management in France and California
by Corentin Girard France and California have different environmental, agricultural, economic, institutional, and cultural contexts. However, both are moving to more local management of groundwater. In California, the 2014 Groundwater Sustainable Management Act required creation of local Groundwater Sustainable … Continue reading
Posted in Around the World, California Water, Groundwater, Planning and Management, Uncategorized
Tagged Corentin Girard
2 Comments
Better accounting begets better water management
by Jay Lund Sustainable use of groundwater in California will require major changes in groundwater management, use, and recharge. Under the 2014 Sustainable Groundwater Management Act, groundwater basins as a whole are responsible for sustainability. But millions of people and … Continue reading
Posted in California Water, Groundwater, Planning and Management, Sustainability, Uncategorized
Tagged Jay Lund
4 Comments
SGMA and the Challenge of Groundwater Management Sustainability
By Bill Blomquist It isn’t just the groundwater that has to be sustainable; it’s the management too. That’s why the title of this post shifts from the more familiar “sustainable groundwater management” to “groundwater management sustainability.” This perspective doesn’t come … Continue reading
California’s Delta-Groundwater Nexus: Delta Effects of Ending Central Valley Overdraft?
By Timothy Nelson, Heidi Chou, Prudentia Zikalala, Jay Lund, Rui Hui, and Josué Medellín–Azuara Surface water and groundwater management are often tightly linked, even when linkage is not intended or expected. This link has special importance in drier regions, such … Continue reading
Posted in Agriculture, California Water, Delta, Groundwater, Uncategorized
Tagged Heidi Chou, Jay Lund, Josué Medellín-Azuara, Prudentia Zikalala, Rui Hui, Timothy Nelson
8 Comments
The Earth is Falling! – Land Subsidence and Water Management in California
By Jay Lund, Thomas Harter, Rob Gailey, Rick Frank, and Graham Fogg Groundwater problems are mostly invisible. However, as California has come to rely more on groundwater during the drought, land subsidence from groundwater drawdown and accumulating overdraft has become … Continue reading
California’s groundwater – basics, laws, and beyond
By Chris Austin Groundwater has been receiving a lot of attention lately, and for good reason. California is the heaviest groundwater user in the nation, and our use is increasing after recent, multiple dry years. The Sustainable Groundwater Supply Act … Continue reading
Guidance for putting new groundwater law on the ground
By Thomas Harter, Vicki Kretsinger Grabert and Tim Parker A group that helps shape California groundwater policy has proposed several ideas for state consideration in implementing the 2014 Sustainable Groundwater Management Act (SGMA). The Contemporary Groundwater Issues Council of the … Continue reading
Posted in Groundwater
Tagged DWR, groundwater, Thomas Harter, Tim Parker, Vicki Kretsinger Grabert
4 Comments