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| West Coast (PADD 5) Ending Stocks of Ethane-Ethylene (Thousand Barrels) | ||||||||
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1982 | 0 | 0 | 4 | 1 | ||||||||
| 1984 | 1 | |||||||||||
| 1987 | 14 | 0 | 0 | |||||||||
| 1988 | 0 | |||||||||||
| 1990 | 1 | 0 | ||||||||||
| 1991 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1992 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1999 | 5 | 5 | 6 | 7 | ||||||||
| 2000 | 1 | 1 | 1 | 1 | 1 | 1 | ||||||
| 2001 | 1 | 1 | 1 | |||||||||
| 2002 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 2003 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 2004 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 43 | 1 | 1 | 1 | 1 |
| 2022 | -- | |||||||||||
| 2024 | -- | -- | -- | -- | -- | -- | ||||||
| 2025 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| - = No Data Reported; -- = Not Applicable; NA = Not Available; W = Withheld to avoid disclosure of individual company data. |
| Release Date: 2/27/2026 |
| Next Release Date: 3/31/2026 |