Mafic Contributions to the Sierra Nevada Arc


SCH Number
Public Agency
California Department of Parks and Recreation
Document Title
Mafic Contributions to the Sierra Nevada Arc
Document Type
NOE - Notice of Exemption

Document Description
Allow Juliet Ryan-Davis, from the California Institute of Technology, to collect geologic samples near Pincushion Mountain and along the San Joaquin River Trail at Millerton Lake State Recreation Area, for use in a study about magmatic processes in volcanic arcs and for use in chemical analysis. Ryan-Davis will use a rock hammer to collect a maximum of fifteen (15) hand samples from outcroppings, each approximately 10-15 cm in diameter.

Contact Information
Andrew Collum
Department of Parks and Recreation Central Valley District
Lead/Public Agency
22708 Broadway Street
Columbia, CA 95310

Phone : (209) 536-2658

Central Valley District
Project Applicant


Other Location Info
Millerton Lake State Recreation Area

Notice of Exemption

Exempt Status
Categorical Exemption
Type, Section or Code
Class: 6 Section: 15306
Reasons for Exemption
Project consist 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 and is included as "Archaeological Investigations by permitted individuals and/or universities" in the Department of Parks and Recreation's list of exempt activities in accordance with CCR §15300.4.


Notice of Exemption
2020060108_Signed NOE_Mafic_Contribution_Study_730-378-20200519   PDF 307 K

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