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284 datasets

North Coast State of the Region, Snapshots and Supplemental Reports All Habitats 2013 to 2017

Published by: California Ocean Protection Council
Last updated: Friday, May 22, 2026
File types: PDF

Learn about the biological, ecological, oceanographic, and socioeconomic conditions around the time of marine protected area (MPA) implementation on t...

California Spiny Lobster (Panulirus interruptus), California South Coast MPA Baseline Study, 2012 to 2013

Published by: California Ocean Protection Council
Last updated: Friday, May 22, 2026
File types: PDF, ZIP, CSV

The South Coast Lobster Research Group (SCLRG) was formed in 2011 in response to interest in how MPAs may affect the abundance, size, and behavior of ...

DWR Airborne Electromagnetic (AEM) Surveys Data

Published by: California Department of Water Resources
Last updated: Friday, May 22, 2026
File types: PDF, AGOL, ZIP, FILE GEODATABASE OR SHAPEFILE, SHP

#Statewide AEM Surveys Project Overview The Department of Water Resources’ (DWR’s) Statewide Airborne Electromagnetic (AEM) Surveys Project is funded...

IWFM Demand Calculator (IDC)

Published by: California Department of Water Resources
Last updated: Friday, May 22, 2026
File types: ZIP

Publicly available version of IDC (IWFM Demand Calculator)...

DWR's Basin Characterization Tools - BCTools

Published by: California Department of Water Resources
Last updated: Friday, May 22, 2026
File types: PNG, ZIP, PDF, .ZIP

[DWR’s California's Groundwater Basin Characterization Program](https://water.ca.gov/Programs/Groundwater-Management/Bulletin-118/Basin-Characterizati...

National Hydrography Data - NHD and 3DHP

Published by: California Department of Water Resources
Last updated: Friday, May 22, 2026
File types: WEBSITE, ARCGIS GEOSERVICES REST API, PDF, ZIP, CSV

The USGS National Hydrography Dataset (NHD) downloadable data collection from The National Map (TNM) is a comprehensive set of digital spatial data th...

Active Transportation Count Dataset

Published by: Caltrans
Last updated: Wednesday, February 18, 2026
File types: PDF, XLSX, CSV

The Pedestrian and Bicycle Count Dataset documents non motorized traffic on state highways, originating from Caltrans district pilots initiated in 202...

Paleo-Dendrochronological "Tree-Ring" Hydroclimatic Reconstructions for Northern and Southern California River Basins

Published by: California Department of Water Resources
Last updated: Friday, May 22, 2026
File types: PDF, CSV, ZIP

### Background Tree-ring chronologies allow assessment of hydrologic variability over centuries to millennia, gives historic context for assessing re...

SWAMP Data Dashboard

Published by: California State Water Resources Control Board
Last updated: Wednesday, May 20, 2026
File types: PDF, CSV

This dataset supports the [SWAMP Data Dashboard](https://gispublic.waterboards.ca.gov/swamp-data/), a public-facing tool developed by the [Surface Wat...

Oceanographic Context for Characterization and Future Evaluation, California North Coast MPA Baseline Study, 2014 to 2016

Published by: California Ocean Protection Council
Last updated: Friday, May 22, 2026
File types: PDF, ZIP, RTF, CSV, TXT

Marine ecosystems along the North Coast of California exist in a highly energetic and variable oceanographic environment that strongly influences the ...