Marathon Petroleum Corp
Close on Nov 2, 2026Market cap $120.86BP/E 14.8Yield 0.87%
Marathon Petroleum West Coast: Gross refinery throughput (mbpd): 540.00 mbpd in 2025, up 0.7% from a year earlier.
Where the 2025 figure comes from
“MPC-2Q-2026-IR-Packet.xlsx (West Coast Region Data) | FY2025 | Gross refinery throughput: 540”
Source: MPC Investor Relations Data Packet (MPC-2Q-2026-IR-Packet.xlsx) ↗
Los Angeles, CA (365 mbpcd), Anacortes, WA (119 mbpcd) & Kenai, AK (68 mbpcd)
Annual history
Hover a value to see the sentence it was read from; calculated values show their formula
| Period | Ended | West Coast: Gross refinery throughput (mbpd) | Year on year | Source |
|---|---|---|---|---|
| 2025 | Dec 31, 2025 | 540.00 | +0.7% | MPC Investor Relations Data Packet (MPC-2Q-2026-IR-Packet.xlsx) ↗ |
| 2024 | Dec 31, 2024 | 536.00 | +2.7% | MPC Investor Relations Data Packet (MPC-2Q-2026-IR-Packet.xlsx) ↗ |
| 2023 | Dec 31, 2023 | 522.00 | -6.3% | MPC Investor Relations Data Packet (MPC-4Q-2025-IR-Packet.xlsx) ↗ |
| 2022 | Dec 31, 2022 | 557.00 | +4.3% | MPC Investor Relations Data Packet (MPC-Q4-2024-IR-Packet.xlsx) ↗ |
| 2021 | Dec 31, 2021 | 534.00 | +9.9% | MPC Investor Relations Data Packet (MPC-Q4-2023-IR-Packet.xlsx) ↗ |
| 2020 | Dec 31, 2020 | 486.00 | -30.7% | Marathon Petroleum Form 8-K Item 2.02 Earnings Release (2021 Q4) ↗ |
| 2019 | Dec 31, 2019 | 701.00 | +309.9% | Marathon Petroleum Form 8-K Item 2.02 Earnings Release (2020 Q4) ↗ |
| 2018 | Dec 31, 2018 | 171.00 | – | Marathon Petroleum Form 8-K Item 2.02 Earnings Release (2019 Q4) ↗ |
Breakdown
What makes up west Coast: Gross refinery throughput (mbpd)
- West Coast: Crude oil refined (mbpd)498.00 · 2025
- West Coast: Other charge & blendstocks (mbpd)42.00 · 2025
- West Coast: Net refinery throughput (mbpd)521.00 · 2025
- West Coast: Inter-region refinery transfers (mbpd)19.00 · 2025
- West Coast: Sour crude throughput share (%)64.0% · 2025
- West Coast: Sweet crude throughput share (%)36.0% · 2025
Cite this data
StockData. (2026). Marathon Petroleum West Coast: Gross refinery throughput (mbpd), annual 2018–2025 [Data set]. Compiled from Marathon Petroleum SEC filings and investor materials. https://stockdatahq.com/stocks/mpc/kpis/rm-wc-gross-throughput-mbpd
See every metric in the Marathon Petroleum KPI table. Data updated Oct 27, 2026.