Allen Stream Crossing Project (Project) (Notification of Lake or Streambed Alteration, No. EPIMS-MEN-55822-R1C)
Summary
SCH Number
2026010611
Public Agency
California Department of Fish and Wildlife, Northern and Eureka Region 1
(CDFW)
Document Title
Allen Stream Crossing Project (Project) (Notification of Lake or Streambed Alteration, No. EPIMS-MEN-55822-R1C)
Document Type
NOE - Notice of Exemption
Received
Posted
1/21/2026
Document Description
The Project is limited to one encroachment to upgrade an existing compacted soil stream crossing (Table 1). Work for the stream crossing upgrade will include excavation of fill from the road and crossing outfall, and construction of a broad dip throughout the crossing and a rock armored outfall. D50 = 6-inch angular rock and D50 = 1.5-inch angular base rock will be used in construction, as described in Design Plans submitted September 16, 2025. The crossing shall only be used seasonally when no surface flows are present.
Contact Information
Name
Penny Lancaster
Agency Name
CA Fish and Wildlife
Job Title
Environmental Scientist
Contact Types
Lead/Public Agency
Address
Phone
Name
Zachary Allen
Agency Name
Permittee
Job Title
Please contact Penny Lancaster of CDFW
Contact Types
Parties Undertaking Project
Address
Phone
Location
Coordinates
Cities
Potter Valley
Counties
Mendocino
Regions
Northern California
Cross Streets
approximately 1 mile northeast of the town of Potter Valley
Parcel #
175-010-10
Waterways
Russian River watershed
Township
17N
Range
11W
Section
17
Base
MtDiablo
Notice of Exemption
Exempt Status
Categorical Exemption
Type, Section or Code
Class 1; California Code of Regulations, title 14, section 15301
Reasons for Exemption
Allen Stream Crossing Project meets the criteria for categorical exemption type Class 1, California Code of Regulations, title 14, section 15301 because the project involves minor alteration of an existing stream crossing. The project involves negligible or no expansion of the existing use.
Attachments
Notice of Exemption
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