U.S. Energy Information Administration
Isobutylene
EIA petroleum stoc ref data for Isobutylene.
Series
32
normalized EIA series
Observations
432
records in the database
Latest record
31 Mar 2026
newest observation
Cadences
2
annual, monthly
Series chart
Selected series performance
Latest
No value
No observation
Change
No prior value
No prior value
52W high
No value
No observation
52W low
No value
No observation
ATH
No value
No observation
ATL
No value
No observation
Series
Available petroleum series
U.S. Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-nus-mbbl-monthlyU.S.monthly21 MBBL31 Mar 2026 · 23 rows
East Coast (PADD 1) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r10-mbbl-monthlyPADD 1monthly14 MBBL31 Mar 2026 · 23 rows
Midwest (PADD 2) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r20-mbbl-monthlyPADD 2monthly0 MBBL31 Mar 2026 · 23 rows
Refining District Indiana-Illinois-Kentucky Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r2a-mbbl-monthlyNAmonthly0 MBBL31 Mar 2026 · 23 rows
Refining District Minnesota-Wisconsin-North Dakota-South Dakota Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r2b-mbbl-monthlyNAmonthly0 MBBL31 Mar 2026 · 23 rows
Refining District Oklahoma-Kansas-Missouri Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r2c-mbbl-monthlyNAmonthly0 MBBL31 Mar 2026 · 23 rows
Gulf Coast (PADD 3) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r30-mbbl-monthlyPADD 3monthly7 MBBL31 Mar 2026 · 23 rows
Refining District Texas Inland Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3a-mbbl-monthlyNAmonthly0 MBBL31 Mar 2026 · 23 rows
Refining District Texas Gulf Coast Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3b-mbbl-monthlyNAmonthly7 MBBL31 Mar 2026 · 23 rows
Refining District Louisiana Gulf Coast Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3c-mbbl-monthlyNAmonthly0 MBBL31 Mar 2026 · 23 rows
Refining District North Louisiana-Arkansas Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3d-mbbl-monthlyNAmonthly0 MBBL31 Mar 2026 · 23 rows
Refining District New Mexico Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3e-mbbl-monthlyNAmonthly0 MBBL31 Mar 2026 · 23 rows
Rocky Mountain (PADD 4) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r40-mbbl-monthlyPADD 4monthly0 MBBL31 Mar 2026 · 23 rows
West Coast (PADD 5) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r50-mbbl-monthlyPADD 5monthly0 MBBL31 Mar 2026 · 23 rows
Refining District Appalachian No. 1 Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-rap-mbbl-monthlyNAmonthly0 MBBL31 Mar 2026 · 23 rows
Refining District East Coast Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-rec-mbbl-monthlyNAmonthly14 MBBL31 Mar 2026 · 23 rows
U.S. Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-nus-mbbl-annualU.S.annual27 MBBL31 Dec 2025 · 4 rows
East Coast (PADD 1) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r10-mbbl-annualPADD 1annual11 MBBL31 Dec 2025 · 4 rows
Midwest (PADD 2) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r20-mbbl-annualPADD 2annual0 MBBL31 Dec 2025 · 4 rows
Refining District Indiana-Illinois-Kentucky Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r2a-mbbl-annualNAannual0 MBBL31 Dec 2025 · 4 rows
Refining District Minnesota-Wisconsin-North Dakota-South Dakota Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r2b-mbbl-annualNAannual0 MBBL31 Dec 2025 · 4 rows
Refining District Oklahoma-Kansas-Missouri Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r2c-mbbl-annualNAannual0 MBBL31 Dec 2025 · 4 rows
Gulf Coast (PADD 3) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r30-mbbl-annualPADD 3annual16 MBBL31 Dec 2025 · 4 rows
Refining District Texas Inland Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3a-mbbl-annualNAannual0 MBBL31 Dec 2025 · 4 rows
Refining District Texas Gulf Coast Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3b-mbbl-annualNAannual16 MBBL31 Dec 2025 · 4 rows
Refining District Louisiana Gulf Coast Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3c-mbbl-annualNAannual0 MBBL31 Dec 2025 · 4 rows
Refining District North Louisiana-Arkansas Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3d-mbbl-annualNAannual0 MBBL31 Dec 2025 · 4 rows
Refining District New Mexico Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3e-mbbl-annualNAannual0 MBBL31 Dec 2025 · 4 rows
Rocky Mountain (PADD 4) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r40-mbbl-annualPADD 4annual0 MBBL31 Dec 2025 · 4 rows
West Coast (PADD 5) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r50-mbbl-annualPADD 5annual0 MBBL31 Dec 2025 · 4 rows
Refining District Appalachian No. 1 Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-rap-mbbl-annualNAannual0 MBBL31 Dec 2025 · 4 rows
Refining District East Coast Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-rec-mbbl-annualNAannual11 MBBL31 Dec 2025 · 4 rows
Latest observations
Recent records
U.S. Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-nus-mbbl-monthlymonthly21 MBBL31 Mar 2026
East Coast (PADD 1) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r10-mbbl-monthlymonthly14 MBBL31 Mar 2026
Midwest (PADD 2) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r20-mbbl-monthlymonthly0 MBBL31 Mar 2026
Refining District Indiana-Illinois-Kentucky Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r2a-mbbl-monthlymonthly0 MBBL31 Mar 2026
Refining District Minnesota-Wisconsin-North Dakota-South Dakota Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r2b-mbbl-monthlymonthly0 MBBL31 Mar 2026
Refining District Oklahoma-Kansas-Missouri Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r2c-mbbl-monthlymonthly0 MBBL31 Mar 2026
Gulf Coast (PADD 3) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r30-mbbl-monthlymonthly7 MBBL31 Mar 2026
Refining District Texas Inland Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3a-mbbl-monthlymonthly0 MBBL31 Mar 2026
Refining District Texas Gulf Coast Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3b-mbbl-monthlymonthly7 MBBL31 Mar 2026
Refining District Louisiana Gulf Coast Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3c-mbbl-monthlymonthly0 MBBL31 Mar 2026
Refining District North Louisiana-Arkansas Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3d-mbbl-monthlymonthly0 MBBL31 Mar 2026
Refining District New Mexico Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3e-mbbl-monthlymonthly0 MBBL31 Mar 2026
Rocky Mountain (PADD 4) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r40-mbbl-monthlymonthly0 MBBL31 Mar 2026
West Coast (PADD 5) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r50-mbbl-monthlymonthly0 MBBL31 Mar 2026
Refining District Appalachian No. 1 Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-rap-mbbl-monthlymonthly0 MBBL31 Mar 2026
Refining District East Coast Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-rec-mbbl-monthlymonthly14 MBBL31 Mar 2026
U.S. Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-nus-mbbl-monthlymonthly69 MBBL28 Feb 2026
East Coast (PADD 1) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r10-mbbl-monthlymonthly69 MBBL28 Feb 2026
Midwest (PADD 2) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r20-mbbl-monthlymonthly0 MBBL28 Feb 2026
Refining District Indiana-Illinois-Kentucky Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r2a-mbbl-monthlymonthly0 MBBL28 Feb 2026
Refining District Minnesota-Wisconsin-North Dakota-South Dakota Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r2b-mbbl-monthlymonthly0 MBBL28 Feb 2026
Refining District Oklahoma-Kansas-Missouri Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r2c-mbbl-monthlymonthly0 MBBL28 Feb 2026
Gulf Coast (PADD 3) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r30-mbbl-monthlymonthly0 MBBL28 Feb 2026
Refining District Texas Inland Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3a-mbbl-monthlymonthly0 MBBL28 Feb 2026
Refining District Texas Gulf Coast Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3b-mbbl-monthlymonthly0 MBBL28 Feb 2026
Refining District Louisiana Gulf Coast Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3c-mbbl-monthlymonthly0 MBBL28 Feb 2026
Refining District North Louisiana-Arkansas Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3d-mbbl-monthlymonthly0 MBBL28 Feb 2026
Refining District New Mexico Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3e-mbbl-monthlymonthly0 MBBL28 Feb 2026
Rocky Mountain (PADD 4) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r40-mbbl-monthlymonthly0 MBBL28 Feb 2026
West Coast (PADD 5) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r50-mbbl-monthlymonthly0 MBBL28 Feb 2026
Refining District Appalachian No. 1 Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-rap-mbbl-monthlymonthly0 MBBL28 Feb 2026
Refining District East Coast Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-rec-mbbl-monthlymonthly69 MBBL28 Feb 2026
U.S. Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-nus-mbbl-monthlymonthly19 MBBL31 Jan 2026
East Coast (PADD 1) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r10-mbbl-monthlymonthly19 MBBL31 Jan 2026
Midwest (PADD 2) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r20-mbbl-monthlymonthly0 MBBL31 Jan 2026
Refining District Indiana-Illinois-Kentucky Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r2a-mbbl-monthlymonthly0 MBBL31 Jan 2026
Refining District Minnesota-Wisconsin-North Dakota-South Dakota Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r2b-mbbl-monthlymonthly0 MBBL31 Jan 2026
Refining District Oklahoma-Kansas-Missouri Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r2c-mbbl-monthlymonthly0 MBBL31 Jan 2026
Gulf Coast (PADD 3) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r30-mbbl-monthlymonthly0 MBBL31 Jan 2026
Refining District Texas Inland Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3a-mbbl-monthlymonthly0 MBBL31 Jan 2026
Refining District Texas Gulf Coast Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3b-mbbl-monthlymonthly0 MBBL31 Jan 2026
Refining District Louisiana Gulf Coast Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3c-mbbl-monthlymonthly0 MBBL31 Jan 2026
Refining District North Louisiana-Arkansas Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3d-mbbl-monthlymonthly0 MBBL31 Jan 2026
Refining District New Mexico Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3e-mbbl-monthlymonthly0 MBBL31 Jan 2026
Rocky Mountain (PADD 4) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r40-mbbl-monthlymonthly0 MBBL31 Jan 2026
West Coast (PADD 5) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r50-mbbl-monthlymonthly0 MBBL31 Jan 2026
Refining District Appalachian No. 1 Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-rap-mbbl-monthlymonthly0 MBBL31 Jan 2026
Refining District East Coast Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-rec-mbbl-monthlymonthly19 MBBL31 Jan 2026
U.S. Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-nus-mbbl-annualannual27 MBBL31 Dec 2025
U.S. Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-nus-mbbl-monthlymonthly27 MBBL31 Dec 2025
East Coast (PADD 1) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r10-mbbl-annualannual11 MBBL31 Dec 2025
East Coast (PADD 1) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r10-mbbl-monthlymonthly11 MBBL31 Dec 2025
Midwest (PADD 2) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r20-mbbl-annualannual0 MBBL31 Dec 2025
Midwest (PADD 2) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r20-mbbl-monthlymonthly0 MBBL31 Dec 2025
Refining District Indiana-Illinois-Kentucky Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r2a-mbbl-annualannual0 MBBL31 Dec 2025
Refining District Indiana-Illinois-Kentucky Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r2a-mbbl-monthlymonthly0 MBBL31 Dec 2025
Refining District Minnesota-Wisconsin-North Dakota-South Dakota Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r2b-mbbl-annualannual0 MBBL31 Dec 2025
Refining District Minnesota-Wisconsin-North Dakota-South Dakota Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r2b-mbbl-monthlymonthly0 MBBL31 Dec 2025
Refining District Oklahoma-Kansas-Missouri Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r2c-mbbl-annualannual0 MBBL31 Dec 2025
Refining District Oklahoma-Kansas-Missouri Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r2c-mbbl-monthlymonthly0 MBBL31 Dec 2025
Gulf Coast (PADD 3) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r30-mbbl-annualannual16 MBBL31 Dec 2025
Gulf Coast (PADD 3) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r30-mbbl-monthlymonthly16 MBBL31 Dec 2025
Refining District Texas Inland Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3a-mbbl-annualannual0 MBBL31 Dec 2025
Refining District Texas Inland Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3a-mbbl-monthlymonthly0 MBBL31 Dec 2025
Refining District Texas Gulf Coast Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3b-mbbl-annualannual16 MBBL31 Dec 2025
Refining District Texas Gulf Coast Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3b-mbbl-monthlymonthly16 MBBL31 Dec 2025
Refining District Louisiana Gulf Coast Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3c-mbbl-annualannual0 MBBL31 Dec 2025
Refining District Louisiana Gulf Coast Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3c-mbbl-monthlymonthly0 MBBL31 Dec 2025
Refining District North Louisiana-Arkansas Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3d-mbbl-annualannual0 MBBL31 Dec 2025
Refining District North Louisiana-Arkansas Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3d-mbbl-monthlymonthly0 MBBL31 Dec 2025
Refining District New Mexico Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3e-mbbl-annualannual0 MBBL31 Dec 2025
Refining District New Mexico Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r3e-mbbl-monthlymonthly0 MBBL31 Dec 2025
Rocky Mountain (PADD 4) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r40-mbbl-annualannual0 MBBL31 Dec 2025
Rocky Mountain (PADD 4) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r40-mbbl-monthlymonthly0 MBBL31 Dec 2025
West Coast (PADD 5) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r50-mbbl-annualannual0 MBBL31 Dec 2025
West Coast (PADD 5) Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-r50-mbbl-monthlymonthly0 MBBL31 Dec 2025
Refining District Appalachian No. 1 Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-rap-mbbl-annualannual0 MBBL31 Dec 2025
Refining District Appalachian No. 1 Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-rap-mbbl-monthlymonthly0 MBBL31 Dec 2025
Refining District East Coast Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-rec-mbbl-annualannual11 MBBL31 Dec 2025
Refining District East Coast Refinery Stocks of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-stoc-ref-m-epllbyi-skr-rec-mbbl-monthlymonthly11 MBBL31 Dec 2025
Sources and methodology
Source: U.S. Energy Information Administration (EIA) Open Data. Petroleum series include the cadence, product group, process, and geography published by EIA. World Price Index normalizes source data for charting and API access and does not imply EIA endorsement.