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National Hydrography Dataset (NHD) Archive
- Published by: California Department of Water Resources
- Last updated: Monday, December 22, 2025
- File types: ZIP, TXT, FILE GEODATABASE
This page is meant to act as an archival repository for previous versions of the statewide National Hydrography Dataset (NHD) which includes the Water...
Water Balance to Water Budget Pilot Project Data
- Published by: California Department of Water Resources
- Last updated: Monday, December 22, 2025
- File types: .XLSX
Workbook showing the mapping of the California Water Plan Water Supply and Balance data to the Water Budget Handbook's standardized accounting templat...
DSM2 Meteorological Input Time Series Data
- Published by: California Department of Water Resources
- Last updated: Tuesday, December 23, 2025
- File types: DSS
The meteorology data (air temperature, wet bulb temperature, cloud cover, atmospheric pressure, wind speed) was assembled from NOAA and CIMIS; data fr...
DCD v1.0
- Published by: California Department of Water Resources
- Last updated: Monday, December 22, 2025
- File types: ZIP, DSS
Delta Channel Depletion (DCD v1.0) is an extension of Delta Evapotranspiration of Applied Water (DETAWv2.0). Based on the estimation of Delta ground s...
HEC DSSVue Plugins
- Published by: California Department of Water Resources
- Last updated: Monday, December 22, 2025
- File types: JAR, ZIP, GIF
# Introduction Plugins written to extend HEC-DSSVue # Godin Filter Godin filters are used to remove tidal signals from timeseries of stage, flow ...
VTools and PyDSS (Python 2.7 64 bit only)
- Published by: California Department of Water Resources
- Last updated: Monday, December 22, 2025
- File types: MSI, EGG
# VTools for Python 2.7 64 bit windows VTools is an open-source program, and the source codes are available at GitHub: [https://github.com/CADWRDel...
Microplastic and Microparticle Data from Surface Water: San Francisco Bay and Adjacent Sanctuaries
- Published by: California Ocean Protection Council
- Last updated: Friday, December 19, 2025
- File types: XLSX, PDF
The San Francisco Estuary Institute and 5 Gyres completed a comprehensive regional study of microplastic pollution of a major urban estuary and adjace...
DSM2 v8.2.0
- Published by: California Department of Water Resources
- Last updated: Monday, December 22, 2025
- File types: ZIP, WEBSITE
DSM2 V8.2.0 employs the daily DCD channel depletions instead of the monthly values produced by DICU as in the previous release....
Airborne electromagnetic (AEM) Pilot Studies
- Published by: California Department of Water Resources
- Last updated: Tuesday, December 23, 2025
- File types: PDF, ZIP
Airborne electromagnetic (AEM) geophysical data were collected in California as a part of AEM pilot studies. The purpose of the AEM pilot studies was ...
Department of Water Resources_COVID-19 Data
- Published by: California Department of Water Resources
- Last updated: Tuesday, December 23, 2025
- File types: XLSX, CSV
Data regarding the impacts of COVID-19 at the Department of Water Resources. Data includes information on the number employees who have tested positiv...