Graves Stream Crossing, Water Diversion and Remediation Project (Lake or Streambed Alteration Agreement No. 1600-2017-0677-R1)

SCH Number: 2015102005
Lead Agency: Humboldt County
Document Title: Graves Stream Crossing, Water Diversion and Remediation Project (Lake or Streambed Alteration Agreement No. 1600-2017-0677-R1)
Document Type: NOD - Notice of Determination
Received: 4/24/2018

Document Description: Project is limited to 11 encroachments. One encroachment is to replace an existing undersized and failing 24 inch culvert with a minimum 30 inch culvert. A second encroachment is to stabilize an existing appropriately sized 36" culvert with rock armoring and critical dip installation. A third encroachment is to install a 24 inch culvert to stabilize sediment deposition. A fourth encroachment is to replace an existing undersized and failing 36 inch culvert with 48 inch culvert. A fifth encroachment is to install a 24 inch culvert to stabilize sediment deposition. A sixth encroachment is to install critical dips and a rocked ford along with rock to an inboard ditch and road prism to remediate erosion and sediment deposition. A seventh encroachment is to install a 30 inch diameter culvert in a class III watercourse. An eighth encroachment is for a water diversion form a spring through a 1 inch poly pipe to storage for domestic household and cannabis cultivation use. A ninth encroachment is for water diversion from a spring through a 1 inch poly pipe to storage for cannabis cultivation use. A tenth encroachment is for water diversion from a spring through a 3/4 inch poly to storage for cannabis cultivation. An eleventh encroachment is for realignment of a stream channel from its diverted location back to its original channel. Work for the water diversions and stream crossings will include use and maintenance of the diversion infrastructure.

Contact Information: Angela Liebenberg
CDFW
619 Second St.
Eureka, CA 95501
707-964-4830

(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 Negative Declaration was prepared for this project pursuant to the provisions of CEQA: Yes
(3) Mitigated measures were made a condition of the approval of the project: Yes
(4) A Statement of Overriding Considerations was adopted for this project: No
(5) Findings were made pursuant to the provisions of CEQA: No