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269 datasets

Map Sheet 48 (2025 update) - Ground Motion from PGA (10% in 50 years)

Published by: California Department of Conservation
Last updated: Friday, August 28, 2026
File types: HTML, ARCGIS GEOSERVICES REST API

This image service is part of a collection of maps for PGA, PGV and spectral accelerations at 0.2 s (SA02), 1.0 s (SA10), and 2.0 s (SA20) to illustra...

Map Sheet 48 (2025 update) - Ground Motion from SA20 (10% in 50 years)

Published by: California Department of Conservation
Last updated: Thursday, August 27, 2026
File types: HTML, ARCGIS GEOSERVICES REST API

This image service is part of a collection of maps for PGA, PGV and spectral accelerations at 0.2 s (SA02), 1.0 s (SA10), and 2.0 s (SA20) to illustra...

Map Sheet 48 (2025 update) - Ground Motion from SA20 (2% in 50 years)

Published by: California Department of Conservation
Last updated: Friday, August 28, 2026
File types: HTML, ARCGIS GEOSERVICES REST API

This image service is part of a collection of maps for PGA, PGV and spectral accelerations at 0.2 s (SA02), 1.0 s (SA10), and 2.0 s (SA20) to illustra...

Map Sheet 48 (2025 update) - Ground Motion from SA10 (10% in 50 years)

Published by: California Department of Conservation
Last updated: Thursday, August 27, 2026
File types: HTML, ARCGIS GEOSERVICES REST API

This image service is part of a collection of maps for PGA, PGV and spectral accelerations at 0.2 s (SA02), 1.0 s (SA10), and 2.0 s (SA20) to illustra...

Map Sheet 48 (2025 update) - Ground Motion from SA10 (2% in 50 years)

Published by: California Department of Conservation
Last updated: Friday, August 28, 2026
File types: HTML, ARCGIS GEOSERVICES REST API

This image service is part of a collection of maps for PGA, PGV and spectral accelerations at 0.2 s (SA02), 1.0 s (SA10), and 2.0 s (SA20) to illustra...

Map Sheet 48 (2025 update) - Ground Motion from SA02 (10% in 50 years)

Published by: California Department of Conservation
Last updated: Thursday, August 27, 2026
File types: HTML, ARCGIS GEOSERVICES REST API

This image service is part of a collection of maps for PGA, PGV and spectral accelerations at 0.2 s (SA02), 1.0 s (SA10), and 2.0 s (SA20) to illustra...

Map Sheet 48 (2025 update) - Ground Motion from SA02 (2% in 50 years)

Published by: California Department of Conservation
Last updated: Friday, August 28, 2026
File types: HTML, ARCGIS GEOSERVICES REST API

This image service is part of a collection of maps for PGA, PGV and spectral accelerations at 0.2 s (SA02), 1.0 s (SA10), and 2.0 s (SA20) to illustra...

Map Sheet 48 (2025 update) - MMI from PGA and Epsilon (2% in 50 years)

Published by: California Department of Conservation
Last updated: Friday, August 28, 2026
File types: HTML, ARCGIS GEOSERVICES REST API

The California Geological Survey (CGS) Map Sheet 48 (MS48) provides a depiction of expected ground shaking intensity from future earthquakes across th...

Map Sheet 48 (2025 update) - MMI from PGA and Epsilon (10% in 50 years)

Published by: California Department of Conservation
Last updated: Thursday, August 27, 2026
File types: HTML, ARCGIS GEOSERVICES REST API

The California Geological Survey (CGS) Map Sheet 48 (MS48) provides a depiction of expected ground shaking intensity from future earthquakes across th...

GPS Survey of the Sacramento Valley Subsidence Network

Published by: California Department of Water Resources
Last updated: Friday, August 28, 2026
File types: PDF, CSV

In 2008, DWR developed a series of survey monuments in the Sacramento Valley to create a subsidence monitoring network. The network encompasses all o...