U.S. Energy Information Administration
Isobutane
EIA petroleum sum snd data for Isobutane.
Series
12
normalized EIA series
Observations
1,260
records in the database
Latest record
28 Feb 2026
newest observation
Cadences
2
annual, monthly
Stale petroleum series
6 of 12 series for this product have not updated within their expected cadence. They remain available for historical analysis.
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. Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-nus-mbbl-monthlyU.S.Stalemonthly12,780 MBBL28 Feb 2026 · 194 rows
East Coast (PADD 1) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r10-mbbl-monthlyPADD 1Stalemonthly142 MBBL28 Feb 2026 · 194 rows
Midwest (PADD 2) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r20-mbbl-monthlyPADD 2Stalemonthly1,819 MBBL28 Feb 2026 · 194 rows
Gulf Coast (PADD 3) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r30-mbbl-monthlyPADD 3Stalemonthly9,980 MBBL28 Feb 2026 · 194 rows
Rocky Mountain (PADD 4) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r40-mbbl-monthlyPADD 4Stalemonthly481 MBBL28 Feb 2026 · 194 rows
West Coast (PADD 5) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r50-mbbl-monthlyPADD 5Stalemonthly358 MBBL28 Feb 2026 · 194 rows
U.S. Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-nus-mbbl-annualU.S.annual12,899 MBBL31 Dec 2025 · 16 rows
East Coast (PADD 1) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r10-mbbl-annualPADD 1annual184 MBBL31 Dec 2025 · 16 rows
Midwest (PADD 2) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r20-mbbl-annualPADD 2annual2,075 MBBL31 Dec 2025 · 16 rows
Gulf Coast (PADD 3) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r30-mbbl-annualPADD 3annual9,779 MBBL31 Dec 2025 · 16 rows
Rocky Mountain (PADD 4) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r40-mbbl-annualPADD 4annual451 MBBL31 Dec 2025 · 16 rows
West Coast (PADD 5) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r50-mbbl-annualPADD 5annual410 MBBL31 Dec 2025 · 16 rows
Latest observations
Recent records
U.S. Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-nus-mbbl-monthlymonthly12,780 MBBL28 Feb 2026
East Coast (PADD 1) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r10-mbbl-monthlymonthly142 MBBL28 Feb 2026
Midwest (PADD 2) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r20-mbbl-monthlymonthly1,819 MBBL28 Feb 2026
Gulf Coast (PADD 3) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r30-mbbl-monthlymonthly9,980 MBBL28 Feb 2026
Rocky Mountain (PADD 4) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r40-mbbl-monthlymonthly481 MBBL28 Feb 2026
West Coast (PADD 5) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r50-mbbl-monthlymonthly358 MBBL28 Feb 2026
U.S. Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-nus-mbbl-monthlymonthly12,018 MBBL31 Jan 2026
East Coast (PADD 1) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r10-mbbl-monthlymonthly115 MBBL31 Jan 2026
Midwest (PADD 2) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r20-mbbl-monthlymonthly1,877 MBBL31 Jan 2026
Gulf Coast (PADD 3) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r30-mbbl-monthlymonthly9,279 MBBL31 Jan 2026
Rocky Mountain (PADD 4) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r40-mbbl-monthlymonthly489 MBBL31 Jan 2026
West Coast (PADD 5) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r50-mbbl-monthlymonthly258 MBBL31 Jan 2026
U.S. Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-nus-mbbl-annualannual12,899 MBBL31 Dec 2025
U.S. Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-nus-mbbl-monthlymonthly12,899 MBBL31 Dec 2025
East Coast (PADD 1) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r10-mbbl-annualannual184 MBBL31 Dec 2025
East Coast (PADD 1) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r10-mbbl-monthlymonthly184 MBBL31 Dec 2025
Midwest (PADD 2) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r20-mbbl-annualannual2,075 MBBL31 Dec 2025
Midwest (PADD 2) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r20-mbbl-monthlymonthly2,075 MBBL31 Dec 2025
Gulf Coast (PADD 3) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r30-mbbl-annualannual9,779 MBBL31 Dec 2025
Gulf Coast (PADD 3) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r30-mbbl-monthlymonthly9,779 MBBL31 Dec 2025
Rocky Mountain (PADD 4) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r40-mbbl-annualannual451 MBBL31 Dec 2025
Rocky Mountain (PADD 4) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r40-mbbl-monthlymonthly451 MBBL31 Dec 2025
West Coast (PADD 5) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r50-mbbl-annualannual410 MBBL31 Dec 2025
West Coast (PADD 5) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r50-mbbl-monthlymonthly410 MBBL31 Dec 2025
U.S. Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-nus-mbbl-monthlymonthly13,682 MBBL30 Nov 2025
East Coast (PADD 1) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r10-mbbl-monthlymonthly157 MBBL30 Nov 2025
Midwest (PADD 2) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r20-mbbl-monthlymonthly2,256 MBBL30 Nov 2025
Gulf Coast (PADD 3) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r30-mbbl-monthlymonthly10,500 MBBL30 Nov 2025
Rocky Mountain (PADD 4) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r40-mbbl-monthlymonthly452 MBBL30 Nov 2025
West Coast (PADD 5) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r50-mbbl-monthlymonthly317 MBBL30 Nov 2025
U.S. Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-nus-mbbl-monthlymonthly14,045 MBBL31 Oct 2025
East Coast (PADD 1) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r10-mbbl-monthlymonthly178 MBBL31 Oct 2025
Midwest (PADD 2) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r20-mbbl-monthlymonthly2,144 MBBL31 Oct 2025
Gulf Coast (PADD 3) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r30-mbbl-monthlymonthly10,933 MBBL31 Oct 2025
Rocky Mountain (PADD 4) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r40-mbbl-monthlymonthly418 MBBL31 Oct 2025
West Coast (PADD 5) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r50-mbbl-monthlymonthly372 MBBL31 Oct 2025
U.S. Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-nus-mbbl-monthlymonthly13,669 MBBL30 Sept 2025
East Coast (PADD 1) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r10-mbbl-monthlymonthly112 MBBL30 Sept 2025
Midwest (PADD 2) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r20-mbbl-monthlymonthly2,202 MBBL30 Sept 2025
Gulf Coast (PADD 3) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r30-mbbl-monthlymonthly10,519 MBBL30 Sept 2025
Rocky Mountain (PADD 4) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r40-mbbl-monthlymonthly436 MBBL30 Sept 2025
West Coast (PADD 5) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r50-mbbl-monthlymonthly400 MBBL30 Sept 2025
U.S. Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-nus-mbbl-monthlymonthly13,473 MBBL31 Aug 2025
East Coast (PADD 1) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r10-mbbl-monthlymonthly140 MBBL31 Aug 2025
Midwest (PADD 2) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r20-mbbl-monthlymonthly2,254 MBBL31 Aug 2025
Gulf Coast (PADD 3) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r30-mbbl-monthlymonthly10,196 MBBL31 Aug 2025
Rocky Mountain (PADD 4) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r40-mbbl-monthlymonthly461 MBBL31 Aug 2025
West Coast (PADD 5) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r50-mbbl-monthlymonthly422 MBBL31 Aug 2025
U.S. Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-nus-mbbl-monthlymonthly12,783 MBBL31 Jul 2025
East Coast (PADD 1) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r10-mbbl-monthlymonthly127 MBBL31 Jul 2025
Midwest (PADD 2) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r20-mbbl-monthlymonthly2,427 MBBL31 Jul 2025
Gulf Coast (PADD 3) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r30-mbbl-monthlymonthly9,406 MBBL31 Jul 2025
Rocky Mountain (PADD 4) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r40-mbbl-monthlymonthly440 MBBL31 Jul 2025
West Coast (PADD 5) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r50-mbbl-monthlymonthly383 MBBL31 Jul 2025
U.S. Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-nus-mbbl-monthlymonthly12,639 MBBL30 Jun 2025
East Coast (PADD 1) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r10-mbbl-monthlymonthly143 MBBL30 Jun 2025
Midwest (PADD 2) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r20-mbbl-monthlymonthly2,411 MBBL30 Jun 2025
Gulf Coast (PADD 3) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r30-mbbl-monthlymonthly9,256 MBBL30 Jun 2025
Rocky Mountain (PADD 4) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r40-mbbl-monthlymonthly452 MBBL30 Jun 2025
West Coast (PADD 5) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r50-mbbl-monthlymonthly377 MBBL30 Jun 2025
U.S. Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-nus-mbbl-monthlymonthly13,419 MBBL31 May 2025
East Coast (PADD 1) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r10-mbbl-monthlymonthly170 MBBL31 May 2025
Midwest (PADD 2) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r20-mbbl-monthlymonthly2,282 MBBL31 May 2025
Gulf Coast (PADD 3) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r30-mbbl-monthlymonthly10,190 MBBL31 May 2025
Rocky Mountain (PADD 4) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r40-mbbl-monthlymonthly448 MBBL31 May 2025
West Coast (PADD 5) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r50-mbbl-monthlymonthly329 MBBL31 May 2025
U.S. Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-nus-mbbl-monthlymonthly13,596 MBBL30 Apr 2025
East Coast (PADD 1) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r10-mbbl-monthlymonthly172 MBBL30 Apr 2025
Midwest (PADD 2) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r20-mbbl-monthlymonthly2,309 MBBL30 Apr 2025
Gulf Coast (PADD 3) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r30-mbbl-monthlymonthly10,286 MBBL30 Apr 2025
Rocky Mountain (PADD 4) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r40-mbbl-monthlymonthly429 MBBL30 Apr 2025
West Coast (PADD 5) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r50-mbbl-monthlymonthly400 MBBL30 Apr 2025
U.S. Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-nus-mbbl-monthlymonthly13,019 MBBL31 Mar 2025
East Coast (PADD 1) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r10-mbbl-monthlymonthly200 MBBL31 Mar 2025
Midwest (PADD 2) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r20-mbbl-monthlymonthly2,220 MBBL31 Mar 2025
Gulf Coast (PADD 3) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r30-mbbl-monthlymonthly9,672 MBBL31 Mar 2025
Rocky Mountain (PADD 4) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r40-mbbl-monthlymonthly460 MBBL31 Mar 2025
West Coast (PADD 5) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r50-mbbl-monthlymonthly467 MBBL31 Mar 2025
U.S. Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-nus-mbbl-monthlymonthly11,372 MBBL28 Feb 2025
East Coast (PADD 1) Ending Stocks of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbai-sae-r10-mbbl-monthlymonthly149 MBBL28 Feb 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.