Minor Alteration No. WA2026088 – California Stream Gage Improvement Program: Nelson Road Bridge over Butte Creek Project
6 Documents in Project
Summary
SCH Number
2026031128
Public Agency
Central Valley Flood Protection Board
Document Title
Minor Alteration No. WA2026088 – California Stream Gage Improvement Program: Nelson Road Bridge over Butte Creek Project
Document Type
NOE - Notice of Exemption
Received
Posted
7/14/2026
Document Description
To install a stream gage, a conduit, and an acoustic doppler flow measurement device. The stream gage will be a steel remote terminal unit that consists of a data logger, a bubbler unit, a battery, a solar panel, and satellite radio telemetry equipment. The stream gage will be mounted to the bridge deck. Approximately 100 feet of one-inch rigid metal conduit will be routed along the bridge deck, down a bridge column, and will terminate at an acoustic doppler velocimeter strapped near the bottom of the column. A fiberglass staff gage will be strapped to a nearby bridge column.
Contact Information
Name
Jennifer Calles
Agency Name
Central Valley Flood Protection Board
Job Title
Senior Environmental Scientist
Contact Types
Lead/Public Agency
Phone
Name
Radley Ott
Agency Name
Department of Water Resources
Job Title
Northern Region Manager
Contact Types
Project Applicant / Parties Undertaking Project
Phone
Email
Name
Brian Humphrey
Agency Name
Department of Water Resources
Job Title
Sr. Environmental Scientist
Contact Types
Lead/Public Agency
Phone
Location
Coordinates
Counties
Butte
Regions
Northern California
Waterways
Butte Creek
Other Location Info
The proposed project is located at the existing Nelson Road bridge over Butte Creek approximately 7 miles southwest of the city of Durham, in Butte County (39°33'05.7"N, 121°50'30.7"W).
Notice of Exemption
Exempt Status
Categorical Exemption
Type, Section or Code
Sections 15304 and 15306
Reasons for Exemption
The project is exempt from CEQA under the Class 4, Minor Alterations to Land categorical exemption (California Code of Regulations, Title 14, Section 15304), because the activity consists of minor public or private alterations in the condition of land, water, and/or vegetation which do not involve removal of healthy, mature, scenic trees except for forestry or agricultural purposes. In addition, the project is exempt from CEQA under the Class 6, Information Collection categorical exemption (California Code of Regulations, Title 14, Section 15306), because the activity consists of basic data collection, research, experimental management, and resource evaluation activities which do not result in a serious or major disturbance to an environmental resource. These may be strictly for information gathering purposes, or as part of a study leading to an action which a public agency has not yet approved, adopted, or funded. Further, none of the exceptions to the exemption in California Code of Regulations, Title 14, Section 15300.2 apply.
Attachments
Notice of Exemption
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