Eel River Valley

Statistics

  • Basin Name
  • Eel River Valley
  • Basin Number
  • 1-010
  • SGMA Basin Priority
  • Medium
  • Critically Overdrafted
  • No
  • Hydrologic Region Name
  • North Coast
  • Counties
  • Humboldt
  • Adjacent Basins

Basin Notes

2003Bulletin 118 basin description

2016: Eel River Valley Groundwater Basin, Humboldt County, California, Groundwater Sustainability Plan Alternative

2017: Per SGMA Prioritization Dashboard: Chloride concentrations in excess of the 250 milligrams per liter drinking-water recommendation are reported in water from wells near the Eel River as much as 4 miles inland from the Pacific Ocean. Source: Groundwater aquifers of the United States Coastal Basin Aquifers 1995 (HA730-B).

2018: Basin Prioritization – Medium

2019: GSP alternative plan disapproved by DWR

2022: January 29 – Groundwater Sustainability Plan (GSP) submitted to the Department of Water Resources (DWR).

2023: October 26 – GSP approved by DWR

At-A-Glance

Source: CA DWR
Source: CA DWR

California Water Library Documents About This Basin

Eel River Restoration and Conservation Plan

California Trout | June 30th, 2024

This Eel River Restoration and Conservation Plan (Plan) will build on ... opportunities to guide substantial, collaborative, and long-term restoration and conservation ac

View Document Download

Statement of Findings regarding the Approval of the Eel River Valley Basin Groundwater Sustainability Plan

California Department of Water Resources (DWR) | October 26th, 2023

View Document Download

Eel River Groundwater Sustainability Plan

Humboldt County Groundwater Sustainability Agency | January 29th, 2022

In 2015, Humboldt County received a planning grant from DWR for technical studies and planning which led to the submission in December 2016 of a Groundwater Sustainabili

View Document Download

Amplified Impact of Climate Change on Fine-Sediment Delivery to a Subsiding Coast, Humboldt Bay, California

Estuaries and Coasts (Springer) | May 28th, 2021

In Humboldt Bay, tectonic subsidence exacerbates sea-level rise (SLR). To build surface elevations and to keep pace with SLR, the sediment demand created by subsi

View Document Download

Drought water right curtailment analysis for California’s Eel river

American Society of Civil Engineers (ASCE) | February 1st, 2018

Water users in California’s hybrid water rights system have different legal priorities to available surface water in times of water scarcity. A set of two linear progra

View Document Download

Novel aquatic ecosystems: The new reality for streams in California and other Mediterranean climate regions

River Research and Applications (Wiley) | September 24th, 2013

Temporary streams in California and other Mediterranean climate areas are among the aquatic habitats most altered by human actions and by invasions by alien species. They

View Document Download

Ground-Water Conditions in the Eureka Area, Humboldt County, California, 1975

U.S. Geological Survey (USGS) | December 31st, 1978

View Document Download

GSA Information