Briefing on Tulloch

Overview

• Plant Name: Tulloch

• Status: Operating since 1958

• Operator: Oakdale&South San Joaquin Irrigation D.

• Ownership: Oakdale&South San Joaquin Irrigation D.

• Developer: Tri-Dam Project (myMotherLode.com, 2022-01-13)

• EPC Contractor: KW Emerson (myMotherLode.com, 2022-01-13)

• Project Name: Tulloch Day Use Park (myMotherLode.com, 2022-01-13)

Fleet Details

• Technology: Conventional Hydroelectric (WAT)

• Capacity: 30 MW

• Generators: 3

• Capacity Factor: 39.4%

• Annual Generation: 104 GWh

• Recent Generation (2024-10 to 2024-12): 1 GWh, 2 GWh, 1 GWh respectively

• Generation Trend: Down 59% over the past 6 months versus the prior 6 months

• Grid Connections: CAISO (California) ISO, WECC NERC, California Independent System Operator BA

Financial Profile

• Capital Expenditure (CapEx): $2294/kW (eia_agg_cost)

Latest Activity

• Latest Milestone: Groundbreaking (myMotherLode.com, 2022-01-13)

• Expected Commercial Operation Date (COD): Q2 2024 (myMotherLode.com, 2022-01-13)

• News Signals: Construction commitment for "Day Use Park To Open At Lake Tulloch"

Tulloch is an aging conventional hydroelectric plant with a significant recent decline in generation, despite ongoing development activity related to the Tulloch Day Use Park. The high CapEx per kW suggests substantial investment, potentially for upgrades or associated infrastructure, which aligns with the reported groundbreaking and expected Q2 2024 COD.