McGaughy and Murphy Water Diversion and Stream Crossings Project (Lake or Streambed Alteration Agreement No. 1600-2018-0698-R1)

314 Documents in Project

Summary

SCH Number
2015102005
Lead Agency
Humboldt County
Document Title
McGaughy and Murphy Water Diversion and Stream Crossings Project (Lake or Streambed Alteration Agreement No. 1600-2018-0698-R1)
Document Type
NOD - Notice of Determination
Received
Posted
4/8/2019

Document Description
The project is limited to four encroachments including two crossing upgrades, one crossing decommission and one surface diversion. The first encroachment is a surface water diversion from a spring (40.9572 N, 123. 7590 W) for domestic use. Work for the water diversion will include use and maintenance of the water diversion infrastructure. Work for the first proposed encroachment (STX-1) will replacing an existing 12" diameter culvert with a minimum 36" diameter culvert in a Class Ill stream (40.9595 N, 123.7590 W). The second proposed encroachment (STX-2) will replace an existing 24" diameter culvert with a minimum 36" diameter culvert in a Class Ill stream (40.9558 N, 123.7608 W). The third proposed encroachment will decommission an existing road/stream crossing (40.9561 , 123.7627 W). Work for these encroachments will include excavation, removal of the existing culverts, replacement with new culverts, backfilling and compaction of fill, and rock armoring as necessary to minimize erosion.

Contact Information
David Manthorne
CDFW
619 Second Street
Eureka, CA 95501

Phone : (707) 441-5900

Location

Coordinates
40.9539°'"N 123.7616°'"W
Counties
Humboldt
Zip
95501
Parcel #
522-031-008, 522-031-004
State Highways
California
Schools
Eureka
Township
7N
Range
4E
Section
31
Other Location Info
The project to be completed is located within the Redwood Creek watershed, approximately 7 miles northwest of the town of Willow Creek, County of Humboldt, State of California.

Notice of Determination

Approving Agency
CDFW
Approving Agency Role
Responsible Agency
Approved On
Final Environmental Document Available at
619 Second Street Eureka, California 95501

Determinations

(1) The project will have a significant impact on the environment
No
(2a) An Environmental Impact Report was prepared for this project pursuant to the provisions of CEQA
No
(2b) A Mitigated or a Negative Declaration was prepared for this project pursuant to the provisions of CEQA
Yes
(2c) An other document type was prepared for this project pursuant to the provisions of CEQA
No
(3) Mitigated measures were made a condition of the approval of the project
Yes
(4) A mitigation reporting or monitoring plan was adopted for this project
No
(5) A Statement of Overriding Considerations was adopted for this project
No
(6) Findings were made pursuant to the provisions of CEQA
No

Attachments

Notice of Determination
nod   PDF 378 K

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