Agreement 2012-0234-R4 - PG&E Philadelphia Diversion Dam Gaging Weir S-83 Modifications Project

Summary

SCH Number
2013038446
Lead Agency
Fish & Wildlife 4 (Fresno) (California Department of Fish and Wildlife, Region 4)
Document Title
Agreement 2012-0234-R4 - PG&E Philadelphia Diversion Dam Gaging Weir S-83 Modifications Project
Document Type
NOE - Notice of Exemption
Received

Document Description
The Project is limited to: 1) installing a temporary cofferdam to dewater area of approximately 40 feet by 50 feet; 2) installing a river flow bypass system using existing metal flume with small pump to maintain flows downstream; and 3) replacing the existing weir with 15-foot wide by 23-foot long sharp crested weir (approx. 61.2 cubic yards of reinforced concrete) capable of measuring 10-60 cubic feet per second range. Total disturbance area within the river bed is approximately 337 square feet. A new pressure transducer in a galvinized steel pipe will replace the existing system and new conduit from existing building to new gaging weir will be installed.

Contact Information
Sarah Bahm
California Department of Fish and Wildlife, Region 4
1234 East Shaw Avenue
Fresno, CA 93710

559 243-4014 x306

Location

Counties
Tuolumne
Other Location Info
Strawberry

Notice of Exemption

Exempt Status
Categorical Exemption
Type, Section or Code
15302
Reasons for Exemption
Replacing an existing weir structure with a gaging weir that is capable of measuring a more accurate rante og river flows.
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