Category Archives: Planning and Management

California WaterFix and Delta Smelt

by Peter Moyle and James Hobbs The delta smelt is on a trajectory towards extinction in the wild.  Heading into 2017, the spawning adult population was at an all-time low although this past wet winter has apparently seen a small … Continue reading

Posted in California Water, Conservation, Delta, Fish, Planning and Management, Restoration, Sacramento-San Joaquin Delta, Sustainability | Tagged , | 13 Comments

Fish, flows, and 5937 – legal challenges on the Santa Maria River

by Karrigan Bork, JD, PhD Driving down the 101, you cross a half-mile long bridge over the Santa Maria River into the city of Santa Maria, California. It’s a large bridge, with big levees to constrain the river on either … Continue reading

Posted in California Water, Fish, Groundwater, Planning and Management, Sustainability | Tagged | 3 Comments

A simplified method to classify streams and improve California’s water management

by Belize Lane, Sam Sandoval, and Sarah Yarnell Alterations to the natural flow regime for human water management activities have degraded river ecosystems worldwide. Such alterations are particularly destructive in regions with highly variable climates like California, where native riverine … Continue reading

Posted in California Water, Planning and Management, Tools | Tagged | 2 Comments

Reflections on Cadillac Desert

by Jay Lund In 1986, when Mark Reisner published his book Cadillac Desert, I had just begun professing on water management. The book went “viral,” before the word viral had its present-day internet-intoxicated meaning.  The book offered a compelling revisionist … Continue reading

Posted in California Water, Climate Change, education, Planning and Management, Stressors, Sustainability, Water Supply and Wastewater | Tagged | 11 Comments

San Joaquin Valley Water Supplies – Unavoidable Variability and Uncertainty

by Brad Arnold1, Alvar Escriva-Bou2, and Jay Lund1 1 UC Davis Center for Watershed Sciences 2 Public Policy Institute of California Passage of the Sustainable Groundwater Management Act (SGMA) and the recent drought have brought attention to chronic shortages of … Continue reading

Posted in California Water, Planning and Management, San Joaquin River, Water Supply and Wastewater, Water System Modeling | Tagged | 7 Comments

Irrigation Management in the Western States, seen from overseas

by Fandi P. Nurzaman The transformation of the western United States by irrigation offers hope for developing countries looking for models to improve their irrigation system for food security or agricultural prosperity. The transformation of the American West from barren … Continue reading

Posted in Around the World, California Water, Planning and Management | Tagged | 2 Comments

Better Information Can Help the Environment

by Henry McCann and Alvar Escriva-Bou This blog was originally posted on the Public Policy Institute’s Viewpoints blog. We know that California’s aquatic species are at risk from a host of stressors and that drought pushes them closer to the … Continue reading

Posted in California Water, Conservation, Planning and Management, Sustainability | 5 Comments

Facing Extinction II: Making hard decisions

by Jason Baumsteiger and Peter Moyle In part I of our blog, we projected a bleak future for many freshwater fishes, especially in California. Some difficult decisions will need to be made to prevent extinctions or to verify them.  However … Continue reading

Posted in Biology, Conservation, Fish, Planning and Management | Tagged , | 3 Comments

Facing extinction: California fishes

by Peter Moyle and Jason Baumsteiger At least two species of California fishes appear to be facing imminent extinction in the wild: delta smelt and winter-run Chinook salmon.  These species could join about 57 other North American fishes declared extinct. … Continue reading

Posted in Biology, Conservation, Fish, Planning and Management | Tagged , | 5 Comments

GRA’s Contemporary Groundwater Issues Council weighs in on BMPs for Groundwater Sustainability Plans

by Thomas Harter, Vicki Kretsinger Grabert, Reid Bryson, and Tim Parker On May 26, 2016, eight days after the California Water Commission voted to approve emergency regulations for Groundwater Sustainability Plans, the Groundwater Resources Association (GRA) held the sixth annual workshop of … Continue reading

Posted in California Water, Groundwater, Planning and Management, Uncategorized | Tagged , , , | 3 Comments