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1 RiversideCA.gov
1 RiversideCA.gov
STATUS UPDATE REPORT ON PUBLIC UTILITIES
RENEWABLE ENERGY PROCUREMENT
MANDATES AND ACTIVITIES
Mobility & Infrastructure Committee
July 13, 2023
Public Utilities Department
RiversideCA.gov
2 1. SB X1-2 adopted by CA Legislature in 2011
1. Mandated a 20% RPS by 2013, 25% by 2016, 33% by 2020
2. SB 350 adopted by CA Legislature in 2015
1. Mandated a 50% RPS by 2030
3. SB 100 adopted by CA Legislature in 2018
1. Raised 2030 RPS target to 60%
2. Set new targets of 44% RPS by 2024, 52% by 2027, 60% by 2030
3. 100% clean energy by 2045
4. Note: Envision Riverside 2025 Strategic Plan accelerated Riverside’s 100% clean energy goal to 2040
LEGISLATIVE HISTORY
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2 RiversideCA.gov
3 1. Since 2012, RPU has contracted for 12 renewable energy resources; 11 of these are currently on-line and providing power to Riverside residents.
2. City currently receives energy from 2 Geothermal portfolios, 2 Wind resources, 7 Solar PV resources.
3. These resources typically provide ~ 950,000 MWh/year of green energy to the City.
BACKGROUND
RiversideCA.gov
4 BACKGROUND
Project Name MW
Capacity
Expected
MWh Energy Expected
COD
Generation
Technology
PCC
Pre-
Existing
Resource
CC
Approval
Date
WKN Wind 6 19,500 On-line Wind PCC-1 No 12/18/12
Columbia II 11 30,800 On-line Solar PV PCC-1 No 9/24/13 Cabazon 39 40,000 On-line Wind PCC-1 Yes 12/3/13
North Lake 20 47,000 On-line Solar PV PCC-1 No 10/9/12
CE-2016 20 147,200 On-line
Geothermal PCC-1 Yes 5/14/13CE-2019 20 147,200 On-line
CE-2020 46 338,400 On-line
Kingbird B 14 41,650 On-line Solar PV PCC-1 No 9/24/13
Tequesquite 7.3 15,000 On-line Solar PV PCC-1 No 3/4/14 Summer Solar 10 23,500 On-line Solar PV PCC-1 No 4/1/14 Big Sky 10 23,500 On-line Solar PV PCC-1 No 4/1/14
DSR 1 25 71,200 On-line Solar PV PCC-1 No 7/28/15
Coso-2022 10 83,000 On-line
Geothermal PCC-1 Yes 1/05/21Coso-2027 20 166,000 1/2027 3 4
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3 RiversideCA.gov
5 Recent Contracts (executed since 2019)
1. Coso Geothermal Project
1. 10 MW baseload energy, began delivering in Jan 2022 (~83,000 MWh/year)
2. Steps up to 30 MW in Jan 2027 (~249,000 MWh/year)
2. Camino Solar PV + BESS Project
1. 44 MW PV facility with 11 MW / 44 MWh Battery Energy Storage
2. COD was supposed to be April 2022
3. Contracting price overruns & supply chain issues eventually led to project termination
DISCUSSION
RiversideCA.gov
6 Future Contracts (currently under negotiation)
1. New Out-of-State Wind Project
1. PCC-1 wind energy, dynamically scheduled in CAISO BAA
2. Riverside to receive ~369,000 MWh/year
3. Project to finalize PPA by late August 2023; bring to PUB and CC in Q4-2023
Additionally, staff continue to actively search for new renewable resources to meet Riverside’s energy needs while accelerating towards a carbon-free portfolio.
DISCUSSION
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7 Current RPS Projections through 2030
1. RPU served 43.1% of retail load using renewable energy in 2021.
2. RPU served 45.4% of retail load using renewable energy in 2022.
3. RPU’s projected RPS levels through 2030 is shown on the next slide (with the new out-of-state wind resource included in our generation portfolio).
DISCUSSION
RiversideCA.gov
8 DISCUSSION
This graph
shows our RPS
projections
through 2030,
projecting the
new out-of-
state wind
resource added
to RPU's
portfolio.
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5 RiversideCA.gov
9 2023 Integrated Resource Planning Activities
1. Staff are currently working on RPU’s 2023 IRP, which will contain detailed generation p ortfolio modeling studies out through 2045.
2. These portfolio modeling studi es will include new renewable energy procurement strategies (for achieving complete
decarbonization).
DISCUSSION
RiversideCA.gov
10 Strategic Priority 4 - Environmental Stewardship
Goal 4.1 – Rapidly decrease Riverside’s carbon footprint by acting urgently to reach a zero-carbon electric grid with the goal of reaching 100% zero-carbon electricity production by 2040 while continuing to ensure safe, reliable and affordable energy for all residents.
Cross-Cutting Threads
STRATEGIC PLAN ALIGNMENT
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11 That the Mobility & Infrastructure Committee receive and file this status update report on the Public Utilities Electric Department’s Renewable Energy procurement mandates
and recent activities.
RECOMMENDATION
11