Tools and Guidance Resources


How to Comment on Groundwater Sustainability Plans

DWR has developed a one-minute tutorial video in English and Spanish to explain how to post a comment on groundwater sustainability plans (GSPs) and why it is important.

Funding Navigation for CA Communities

Funding Navigation for California Communities offers the most prominent funding opportunities for local governments and communities, including funding sources for drinking water projects.

Groundwater Technical Assistance Tool

The Groundwater Technical Assistance Network aims to connect local stakeholders and technical experts to enhance community participation in local groundwater planning efforts. Experts can assist with: document review; analysis of proposed project; technical comments; educational presentations, workshops, or materials; and ongoing technical consultation, guidance and advice. Assistance available in English & Spanish.


This map-based tool allows users to track metrics for California streams and ecosystem functions.

Natural Communities Dataset Viewer

This map viewer allows easy viewing and download of Vegetation and Wetland layers that are contained in the Natural Communities Commonly Associated with Groundwater (NCCAG) dataset.

Groundwater Dependent Ecosystem Guidance Documents

These guidance worksheets help stakeholders use the best available science to identify and consider GDEs as required in GSPs. Includes the following worksheets: “Assess a Connection to Groundwater”, “GDE Ecological Inventory”, “Potential Effects on GDE Summary”, “Biological Change Assessment”, “Establishing the Sustainability Goal and Measurable Objectives as they Pertain to GDEs”, and “Monitoring Data for GDEs”.

GDE Pulse

This interactive map tool allows groundwater managers to make a quick assessment of changes in groundwater dependent ecosystem health using satellite, rainfall, and groundwater data.