HomeMy WebLinkAbout07.08.25 Board correspondence .FW_ Government Agency Submittal submitted in FERC P-803-123 by USFWS,et al.From:Clerk of the Board
To:Clerk of the Board; Connelly, Bill; Cook, Holly; Cook, Robin; Durfee, Peter; Jessee, Meegan; Kimmelshue, Tod; Kitts, Melissa; Krater,
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Subject:Board correspondence .FW: Government Agency Submittal submitted in FERC P-803-123 by USFWS,et al.
Date:Tuesday, July 8, 2025 3:48:05 PM
Please see board correspondence.
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On 7/8/2025, the following Filing was submitted to the Federal Energy Regulatory Commission (FERC), Washington D.C.:
Filer: USFWS
US Fish and Wildlife Service, Bay Delta FWO (as Agent)
Docket(s): P-803-123
Lead Applicant: Pacific Gas and Electric Company
Filing Type: Government Agency Submittal
Description: U.S. Fish and Wildlife Service - San Francisco Bay Delta Fish and Wildlife Office submits Informal Consultation for the
2025 Minimum Instream Flow Variance re the DeSabla-Centerville Hydroelectric Project under P-803.
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BEFORE THE
UNITED STATES OF AMERICA
FEDERAL ENERGY REGULATORY COMMISSION
CERTIFICATE OF SERVICE
I hereby certify that U.S Fish and Wildlife Service’s Informal Consultation for the 2025
DeSabla-Centerville Minimum Instream Flow Variance for the DeSabla-Centerville
Hydroelectric Project, Federal Energy Regulatory Commission (FERC) Project #P-803; Butte
County, California has this day been electronically filed with the Federal Energy Regulatory
Commission and served, via deposit in U.S. mail or by electric mail, upon each other person
designated on the Service List for Project P-803 compiled by the Commission Secretary.
Dated at Sacramento, California, this 8th of July, 2025.
Brittany Reaves
U.S. Fish and Wildlife Service
San Francisco Bay-Delta Fish and Wildlife Office
650 Capitol Mall, Suite 8-300
Sacramento, CA 95814
(530) 365-7150
Document Accession #: 20250708-5147 Filed Date: 07/08/2025
BRITTANY
REAVES
Digitally signed by BRITTANY REAVES
Date: 2025.07.08 13:21:18 -07'00'
United States Department of the Interior
FISH AND WILDLIFE SERVICE
San Francisco Bay-Delta Fish and Wildlife Office
650 Capitol Mall, Suite 8-300
Sacramento, California 95814
In reply refer to:
FERC #803
ECOSphere #2025-0108199
July 3, 2025
Ms. Debbie-Anne A. Reese, Secretary
Federal Energy Regulatory Commission
888 First Street NE
Washington, DC 20426
Subject: Informal Consultation for the 2025 DeSabla-Centerville Minimum Instream Flow
Variance for the DeSabla-Centerville Hydroelectric Project in Butte County,
California; Federal Energy Regulatory Commission Project No. 803
Dear Ms. Reese:
This letter is in response to the Pacific Gas and Electric’s (PG&E) June 18, 2025 letter
requesting concurrence with determinations and informal conference under section 7 of the
Endangered Species Act on the proposed 2025 DeSabla-Centerville Minimum Instream Flow
Variance for the DeSabla-Centerville Hydroelectric Project in Butte County, California; P-803.
PG&E’s request was received by the U.S. Fish and Wildlife Service (Service) San Francisco
Bay-Delta Fish and Wildlife Office on June 18, 2025. Addressed herein are the proposed
variance's potential effects on the federally threatened North Feather Distinct Population
Segment (DPS) foothill yellow-legged frog (Rana boylii) and its proposed critical habitat, and
the proposed-to-be-federally-listed as threatened northwestern pond turtle (Emys marmorata).
On May 6, 2025, PG&E filed their request for the temporary flow modification with the Federal
Energy Regulatory Commission (FERC). FERC delegated non-federal representative authority
on June 12, 2025 to PG&E to conduct Endangered Species Act informal consultation. This
response is provided under the authority of the Endangered Species Act of 1973, as amended (16
U.S.C. 1531 et seq.), and in accordance with the implementing regulations pertaining to
interagency cooperation (50 CFR 402).
The Federal action on which we are consulting on is PG&E’s proposed minimum instream flow
(MIF) variance for the DeSabla-Centerville Hydroelectric Project; P-803. Pursuant to 50 CFR
402.12(j), you submitted a biological analysis for our review and requested concurrence with the
findings presented therein. These findings conclude that the proposed MIF variance may affect,
but is not likely to adversely affect, the foothill yellow-legged frog and its critical habitat, and the
northwestern pond turtle.
Document Accession #: 20250708-5147 Filed Date: 07/08/2025
2
Secretary Reese
In considering your request, we based our evaluation on the following: (1) your June 18, 2025
letter initiating informal consultation and biological analysis; (2) the May 6, 2025 letter from
PG&E to FERC requesting approval for the proposed action; and (3) other information available
to the Service.
Description of the Proposed Action
PG&E is requesting a MIF modification of the license MIF requirement at BW-03 and BW-40
during the 2025 Central Valley spring-run Chinook salmon (Oncorhynchus tshawytscha)
(CVSRCS) holding period. BW-3 gage measures MIF into Philbrook Creek below Philbrook
Reservoir. The BW-40 gage measures MIF in the West Branch Feather River (WBFR) below
Hendricks Head Dam.
The Project Action Area includes the following reaches:
• Philbrook Creek (located below Philbrook Reservoir) to its confluence with the WBFR;
• WBFR from Philbrook Creek confluence to the Miocene Head Dam; and
• Butte Creek from the DeSabla Powerhouse outflow to the Parrot-Phelan Diversion Dam.
The variance at BW-3 would not change the MIF but would temporarily allow for average MIF
over 48 hours with a target between 1 to 2 cfs instead of an instantaneous MIF of 2 cfs. This
would allow PG&E to release flows out of Philbrook Reservoir without a buffer to preserve
water without risking a deviation from the license required flow if the flow drops below the
license required flow.
The request at BW-40 would temporarily decrease the license-required MIF of 15 cfs during the
current year, which has been designated as a Normal Water Year Type, to a MIF of 7 cfs, which
is the license required MIF of a Dry Water Year Type. This request would allow PG&E to
provide additional flow towards the Butte Creek side of the Project to help reduce potential
heating that may occur in the DeSabla Forebay during summer heat storms. In the Annual
Operations and Maintenance Plan, PG&E has stated that their goal is to keep 60 cfs flowing
through the DeSabla Forebay to help minimize heating by decreasing travel time through the
Forebay. An additional 8 cfs into the DeSabla Forebay achieved by the proposed variance at
BW-40 will help maintain the 60 cfs.
Foothill Yellow-Legged Frog
Foothill yellow-legged frogs are known to occur within the Action Area and have been observed
in Butte Creek and portions of the WBFR (i.e., below Hendricks Head Dam) that will be affected
by the proposed MIF modification. All life stages of foothill yellow-legged frog have been
observed on Butte Creek and WBFR. Observation data is collected from the California Natural
Diversity Database; DeSabla-Centerville relicensing study reports from studies performed in
2006; and ongoing studies performed in 2023, 2024 and 2025 associated with the Butte Canal
breach.
Additionally, the Project falls within proposed critical habitat for the frog: Unit NF–1: North
Feather DPS— North Fork Feather River and Butte Creek, Butte and Plumas Counties,
Document Accession #: 20250708-5147 Filed Date: 07/08/2025
3
Secretary Reese
California. Critical habitat for the frog was proposed on January 14, 2025 and is currently
undergoing the public comment period.
Northwestern Pond Turtle
PG&E has documented incidental observations of northwestern pond turtle in Butte Creek,
collected during foothill yellow-legged frog surveys being performed in both Butte Creek and
WBFR in 2025. There is suitable habitat for the turtle within the Project Action Area.
Conservation Measures
PG&E will implement the following conservation measures, developed in consultation with the
Service, California Department of Fish and Wildlife, U.S. Forest Service, and National Marine
Fisheries Service (hereafter referred to as Resource Agencies):
1. PG&E will continue to hold weekly CVSRCS Holding Period meetings with Resource
Agencies.
2. Decisions on when and how to implement the variance flows, as well as any flow
changes under this variance would be done in consultation with PG&E staff and the
Resource Agencies prior implementing.
3.PG&E will maintain an MIF of 7 cfs, measured at BW-40, as agreed upon with PG&E
staff and the Resource Agencies.
4. PG&E will monitor and provide weekly flow changes to the Resource Agencies for
gauging stations BW4-0 and BW-3 during weekly CVSRCS Holding Period meetings.
5. PG&E will promptly notify the Resource Agencies of any event that significantly inhibits
or impairs the release structures from maintaining a 7 cfs MIF.
6.No wildlife species (i.e., foothill yellow-legged frog, northwestern pond turtle) will be
handled or removed from the area. Wildlife in the areas will be allowed to move on their
own.
Conclusion
The Service concurs with your determination that the proposed variance may affect, but is not
likely to adversely affect the foothill yellow-legged frog and northwestern pond turtle because:
1) the proposed flows would not be very different than under existing conditions or flows
implemented in a Dry water year; 2) Accretion flows from several tributaries will ameliorate the
flow reduction on the WBFR; 3) additional flow to Butte Creek is unlikely to have substantial
impacts as it is a small contribution in relation to the natural flow that will be occurring in Butte
Creek at that time; 4) flow changes will not be significant enough to impact breeding habitats
(i.e., will not scour egg masses or nesting sites) for the foothill yellow-legged frog or the turtle;
5)any potential effects to listed species habitat as a result of the variance would be discountable;
and 6) the implementation of the proposed Conservation Measures.
Based on the provided analysis, the Service concurs that proposed variance is not likely to
adversely affect the foothill yellow-legged frog or its proposed critical habitat, or northwestern
pond turtle.
Document Accession #: 20250708-5147 Filed Date: 07/08/2025
4
Secretary Reese
REINITIATION—CLOSING STATEMENT
This concludes informal consultation and informal conference on the 2025 DeSabla-Centerville
Minimum Instream Flow Variance. As provided in 50 CFR §402.16,
(a) Reinitiation of consultation is required and shall be requested by the Federal agency or by the
Service, where discretionary Federal involvement or control over the action has been retained or
is authorized by law and:
(1) If the amount or extent of taking specified in the incidental take statement is exceeded;
(2) If new information reveals effects of the action that may affect listed species or critical
habitat in a manner or to an extent not previously considered;
(3) If the identified action is subsequently modified in a manner that causes an effect to the
listed species or critical habitat that was not considered in the biological opinion or written
concurrence; or
(4) If a new species is listed or critical habitat designated that may be affected by the
identified action.
(b) An agency shall not be required to reinitiate consultation after the approval of a land
management plan prepared pursuant to 43 U.S.C. 1712 or 16 U.S.C. 1604 upon listing of a new
species or designation of new critical habitat if the land management plan has been adopted by
the agency as of the date of listing or designation, provided that any authorized actions that may
affect the newly listed species or designated critical habitat will be addressed through a separate
action-specific consultation. This exception to reinitiation of consultation shall not apply to those
land management plans prepared pursuant to 16 U.S.C. 1604 if:
(1) Fifteen years have passed since the date the agency adopted the land management plan
prepared pursuant to 16 U.S.C. 1604; and
(2) Five years have passed since the enactment of Public Law 115-141 [March 23, 2018] or
the date of the listing of a species or the designation of critical habitat, whichever is later.
If you have any questions regarding this response, please contact Brittany Reaves, Fish and
Wildlife Biologist, at brittany_reaves@fws.gov.
Sincerely,
Heather Swinney
Deputy Project Leader
Document Accession #: 20250708-5147 Filed Date: 07/08/2025
HEATHER
SWINNEY
Digitally signed by
HEATHER SWINNEY
Date: 2025.07.03
08:39:52 -07'00'
5
Secretary Reese
cc: FERC #P-803 listserv
Joy Kurtz (FERC) – Joy.Kurtz@ferc.gov
Sky Ramirez-Doble (PG&E) – s9rv@pge.com
Catalina Reyes (PG&E) – cerh@pge.com
Tracy McReynolds (CDFW) – tracy.mcreynolds@wildlife.ca.gov
Anna Allison (CDFW) – anna.allison@wildlife.ca.gov
Ellen Roots (NOAA Fisheries) – ellen.roots@noaa.gov
Thomas Holley (NOAA Fisheries) – thomas.holley@noaa.gov
Tristan Leong (USFS)– tristan.leong@usda.gov
Document Accession #: 20250708-5147 Filed Date: 07/08/2025
Document Content(s)
2025-0108199-S7 DesablaFlowVariance2025_FERC P803_combined.pdf............1
Document Accession #: 20250708-5147 Filed Date: 07/08/2025