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View Fact Sheet

Mattole Integrated Coastal Water Management Program

Back to all Projects
Proposal
Planning/Design
Implementation
Post-Implementation
Completed

Contents

Project Overview

Basics

HEALTHY ECOSYSTEMS, HABITATS AND SPECIES
Conserve and Restore Salmonid Habitats and Ecosystems
Mattole Integrated Coastal Water Management Program

  • Address Climate Change and Extreme Event Effects, Impacts and Vulnerabilities
  • Conserve, Enhance and Restore Watersheds and Ecosystems that Support Biological Diversity
  • Ensure that Disadvantaged and Underrepresented Communities Benefit from Initiatives
  • Protect and Enhance Watersheds and Ecosystems that Provide Water Quality and Supply Benefits
  • Respect Local Autonomy and Local Knowledge in NCRP Planning and Implementation

NCRP IRWM Prop 50 R2 (DWR)
Completed
The Mattole Integrated Coastal Watershed Management Program (MICWMP) integrates efforts to meet water quality and salmonid habitat goals for the coastal Mattole River watershed, MICWMP seeks to address key water quality
factors through an integrated set of watershed management activities that are designed to address long-standing goals: (1) the reduction of sediment within the lower Mattole River and estuary, (2) improvement of water quality (particularly related to summertime water temperature and sediment), (3) improvement of the Mattole estuary’s riparian, freshwater and brackish habitats, and (4) monitoring of restoration efforts to determine effectiveness.

2008
2010
2021
9/30/2023

Project Attributes

General Information

Project Description Narrative (1,000 character limit)
Because of its land-use history, complex geology, intense rainfall and mixed ownership, the Mattole basin presents unique challenges for TMDL implementation. This project offers a holistic approach and offers a means for voluntary treatment of sediment and temperature problems through inventory, treatment and monitoring within a hydrological context.
Solutions
Capacity - Year-round Local Capacity, Climate Action - Adaptation, Community Health and Safety - Community Infrastructure, Ecosystem Conservation and Restoration - Water

Spatial Information

Tribal Region
None
Project Size (Acres)
None

Location

To zoom, hold down Shift and drag a rectangle.

  • Not Tribally owned land as identified by federal BIA map layer

  • Humboldt

  • Severely Disadvantaged Community

  • Upper Mattole River (180101070203)

  • Mattole (18010107)

Organizations

Contract Manager
  • County of Humboldt
Funders
  • California Department of Water Resources
  • Matching Funds Organization
Project Sponsor
  • Mattole Restoration Council

Contacts

Kate Reza - North Coast Resource Partnership (NCRP) (kreza@northcoastresourcepartnership.org)

Project Benefit Performance Measures

Expected Project Benefit Performance Measures

Avoided Costs Cost category: Other $5,824,800.00
Education & outreach - # of participants 1,500
Environmental justice and social equity - # of projects Activity focus: Environmental improvement 1 count
Habitat Restoration - # of plants Plant type: Herbaceous (grass or forb; plug, container, etc.) 5,000
Jobs created or retained (FTE) 4
Special status species protection - # of projects 1 count
Water quality improved - sediment reduction 214,682 tons
Water quality/sediment reduction - Mi of Roads treated 3 miles

Reported Project Benefit Performance Measures

Avoided Costs
Cost category Total 2021 2020 2019 2018 Units
Other $5,824,800 $5,824,800 N/A N/A N/A
Total $5,824,800 $5,824,800 $0 $0 $0

Education & outreach - # of participants
Total 2021 2020 2019 2018 Units
1,500 500 500 500 N/A number
Total 1,500 500 500 500 0 number

Environmental justice and social equity - # of projects
Activity focus Total 2021 2020 2019 2018 Units
Environmental improvement 1 1 N/A N/A N/A count
Total 1 1 0 0 0 count

Habitat Restoration - # of plants
Plant type Total 2021 2020 2019 2018 Units
Herbaceous (grass or forb; plug, container, etc.) 5,000 5,000 N/A N/A N/A number
Total 5,000 5,000 0 0 0 number

Jobs created or retained (FTE)
Total 2021 2020 2019 2018 Units
4 1 1 1 1 number
Total 4 1 1 1 1 number

Special status species protection
Protection status Total 2021 2020 2019 2018 Units
Federal endangered/ threatened fish 1 1 N/A N/A N/A count

Special status species protection - # of projects
Total 2021 2020 2019 2018 Units
1 1 N/A N/A N/A count
Total 1 1 0 0 0 count

Water quality improved - # of projects
Project type Total 2021 2020 2019 2018 Units
Sediment reduction 1 1 N/A N/A N/A count
Total 1 1 0 0 0 count

Water quality improved - sediment reduction
Total 2021 2020 2019 2018 Units
358,410 358,410 N/A N/A N/A tons
Total 358,410 358,410 0 0 0 tons

Water quality/sediment reduction - Mi of Roads treated
Total 2021 2020 2019 2018 Units
3.75 3.75 N/A N/A N/A miles
Total 3.75 3.75 0 0 0 miles

Financials

Budget

$1,282,394.00
$1,282,394.00
$0.00
$0.00
Total
IRWM Prop 50 R2 (DWR) (Inactive) $879,665.00 $0.00 $879,665.00
Matching Funds (Matching Funds) $402,729.00 $0.00 $402,729.00
Total $1,282,394.00 $0.00 $1,282,394.00
Comment: None provided

Reported Expenditures

2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 Total
IRWM Prop 50 R2 (DWR) (Inactive) $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $879,665.00 $879,665.00
Matching Funds (Matching Funds) $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $402,729.00 $402,729.00
Grand Total $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $0.00 $1,282,394.00 $1,282,394.00

Note: None provided

Project Types

Project Types

The project has a strong monitoring component to inform adaptive management and future projects.
This project planted trees and shrubs on work sites to restore riparian habitat. This project also improved roads in a disadvantaged community to reduce sediment load to streams, which improves instream habitat and enhances the watershed.
The project improves instream habitat conditions, making the habitat more resilient to the effects of climate change.

Project Details

Attachments

No attachments

No attachments

No attachments

No attachments

No attachments

Notes

No Notes entered.

External Links

No External Links entered.

Photos

Photos

  •  

    Confluence of west and east branches of East Mill Creek
(Timing: Unknown) (~618 KB)
Credit: Mattole Restoration Council

    Confluence of west and east branches of East Mill Creek
    (Timing: Unknown) (~618 KB)
  •  

    Sampling riffle, west branch of East Mill Creek
(Timing: Unknown) (~816 KB)
Credit: Mattole Restoration Council

    Sampling riffle, west branch of East Mill Creek
    (Timing: Unknown) (~816 KB)
  •  

    Sampling site, Upper North Fork Mattole
(Timing: Unknown) (~679 KB)
Credit: Mattole Restoration Council

    Sampling site, Upper North Fork Mattole
    (Timing: Unknown) (~679 KB)
  •  

    Sampling site, Upper North Fork Mattole
(Timing: Unknown) (~736 KB)
Credit: Mattole Restoration Council

    Sampling site, Upper North Fork Mattole
    (Timing: Unknown) (~736 KB)

 

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