CalSim II Simulation of Historical SWP-CVP Operations Technical Memorandum Report

CalSim is a generalized water resources planning tool developed jointly by the Department of Water Resources (DWR) and the US Bureau of Reclamation Mid-Pacific Region (Reclamation). CalSim II is the application of the CalSim software to model the State Water Project (SWP), the federal Central Valley Project (CVP) and areas tributary to the Sacramento-San Joaquin … Continue reading “CalSim II Simulation of Historical SWP-CVP Operations Technical Memorandum Report”

CalSim 3 Results for 2070 Climate Change and Sea Level Projections and Sensitivity Analysis

This Technical Memorandum (TM) summarizes the key findings from a sensitivity analysis performed to analyze operations of the proposed Delta Conveyance Project (DCP) and potential project water supply benefits under a range of potential scenarios for 2070 conditions. These scenarios consider climate change, sea level rise (SLR), and various water management responses. In addition, this … Continue reading “CalSim 3 Results for 2070 Climate Change and Sea Level Projections and Sensitivity Analysis”

Eastern San Joaquin Groundwater Subbasin Groundwater Sustainability Plan (Revised)

In 2014, the California legislature enacted the Sustainable Groundwater Management Act (SGMA) in response to continued overdraft of California’s groundwater resources. The Eastern San Joaquin Groundwater Subbasin (Eastern San Joaquin Subbasin, or Subbasin) is one of 21 basins and subbasins identified by the California Department of Water Resources (DWR) as being in a state of … Continue reading “Eastern San Joaquin Groundwater Subbasin Groundwater Sustainability Plan (Revised)”

Statement of Camille Calimlim Touton, Commissioner, Bureau of Reclamation U.S. Department of the Interior Before the Senate Committee on Energy and Natural Resources June 14, 2022

“The Colorado River Basin is in the 23rd year of a historic drought. Both Lake Powell and Lake Mead – the two largest reservoirs in the United States – are at historically low levels with a combined storage capacity of 28 percent of capacity. While Reclamation and its partners have been successful in conserving water … Continue reading “Statement of Camille Calimlim Touton, Commissioner, Bureau of Reclamation U.S. Department of the Interior Before the Senate Committee on Energy and Natural Resources June 14, 2022”

San Pasqual Valley Groundwater Basin Groundwater Sustainability Plan

The San Pasqual Valley Groundwater Sustainability Agency (SPV GSA), which comprises the City of San Diego (City) and the County of San Diego (County), developed this Groundwater Sustainability Plan (GSP) to comply with California’s Sustainable Groundwater Management Act (SGMA) and its requirement to sustainably manage the San Pasqual Valley Groundwater Basin (Basin). SGMA,  which became effective January 1, … Continue reading “San Pasqual Valley Groundwater Basin Groundwater Sustainability Plan”

Temescal Basin Groundwater Sustainability Plan

Wishing to provide a framework for cooperative groundwater management and SGMA compliance, the City of Corona (Corona), City of Norco (Norco), and the Home Gardens County Water District (HGCWD) executed a Memorandum of Understanding (MOU) in March 2017 establishing the Temescal Basin Groundwater Sustainability Agency (Temescal GSA). In August 2017, the Temescal GSA became the GSA for the Basin … Continue reading “Temescal Basin Groundwater Sustainability Plan”

Sampling and Analysis Plan for 2016 RMP Status and Trends Bird Egg Monitoring

The samples will be collected by staff at the USGS Western Ecological Research Center [USGS-WERC] who will procure all necessary egg collection permits. Eggs will then be analyzed for: ● Total mercury (THg) (cormorant eggs at Moss Landing Marine Laboratory-Marine Pollution Studies Lab [MLML-MPSL]; tern eggs at USGS-WERC),  ● Selenium (cormorant and tern eggs at … Continue reading “Sampling and Analysis Plan for 2016 RMP Status and Trends Bird Egg Monitoring”