U.S. Energy Information Administration

Isobutane

EIA petroleum sum snd data for Isobutane.

Series

normalized EIA series

Observations

3,848

records in the database

Latest record

28 Feb 2026

newest observation

Cadences

annual, monthly

Stale petroleum series

6 of 24 series for this product have not updated within their expected cadence. They remain available for historical analysis.

API endpoint

/v1/commodities/eia-petroleum-isobutane-3b74ea38b0/series

Discover EIA petroleum series for this product before fetching observations with /v1/commodity-series/{series_slug}.

Series chart

Selected series performance

Series

Latest

No value

No observation

Change

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. Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-nus-z00-1-monthlyU.S.monthly168 MBBL28 Feb 2026 · 374 rows

U.S. Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-nus-z00-2-monthlyU.S.monthly6 MBBL/D28 Feb 2026 · 374 rows

East Coast (PADD 1) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r10-z00-1-monthlyPADD 1Stalemonthly11 MBBL31 Dec 2025 · 336 rows

East Coast (PADD 1) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r10-z00-2-monthlyPADD 1Stalemonthly0 MBBL/D31 Dec 2025 · 336 rows

Midwest (PADD 2) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r20-z00-1-monthlyPADD 2monthly154 MBBL28 Feb 2026 · 374 rows

Midwest (PADD 2) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r20-z00-2-monthlyPADD 2monthly6 MBBL/D28 Feb 2026 · 374 rows

Gulf Coast (PADD 3) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r30-z00-1-monthlyPADD 3Stalemonthly30 MBBL31 Dec 2019 · 176 rows

Gulf Coast (PADD 3) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r30-z00-2-monthlyPADD 3Stalemonthly1 MBBL/D31 Dec 2019 · 176 rows

Rocky Mountain (PADD 4) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r40-z00-1-monthlyPADD 4monthly11 MBBL28 Feb 2026 · 275 rows

Rocky Mountain (PADD 4) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r40-z00-2-monthlyPADD 4monthly0 MBBL/D28 Feb 2026 · 275 rows

West Coast (PADD 5) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r50-z00-1-monthlyPADD 5monthly3 MBBL28 Feb 2026 · 218 rows

West Coast (PADD 5) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r50-z00-2-monthlyPADD 5monthly0 MBBL/D28 Feb 2026 · 218 rows

U.S. Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-nus-z00-1-annualU.S.annual3,421 MBBL31 Dec 2025 · 31 rows

U.S. Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-nus-z00-2-annualU.S.annual9 MBBL/D31 Dec 2025 · 31 rows

East Coast (PADD 1) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r10-z00-1-annualPADD 1annual342 MBBL31 Dec 2025 · 31 rows

East Coast (PADD 1) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r10-z00-2-annualPADD 1annual1 MBBL/D31 Dec 2025 · 31 rows

Midwest (PADD 2) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r20-z00-1-annualPADD 2annual2,519 MBBL31 Dec 2025 · 31 rows

Midwest (PADD 2) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r20-z00-2-annualPADD 2annual7 MBBL/D31 Dec 2025 · 31 rows

Gulf Coast (PADD 3) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r30-z00-1-annualPADD 3Staleannual30 MBBL31 Dec 2019 · 21 rows

Gulf Coast (PADD 3) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r30-z00-2-annualPADD 3Staleannual0 MBBL/D31 Dec 2019 · 21 rows

Rocky Mountain (PADD 4) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r40-z00-1-annualPADD 4annual128 MBBL31 Dec 2025 · 29 rows

Rocky Mountain (PADD 4) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r40-z00-2-annualPADD 4annual0 MBBL/D31 Dec 2025 · 29 rows

West Coast (PADD 5) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r50-z00-1-annualPADD 5annual432 MBBL31 Dec 2025 · 28 rows

West Coast (PADD 5) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r50-z00-2-annualPADD 5annual1 MBBL/D31 Dec 2025 · 28 rows

Latest observations

Recent records

U.S. Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-nus-z00-1-monthlymonthly168 MBBL28 Feb 2026

U.S. Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-nus-z00-2-monthlymonthly6 MBBL/D28 Feb 2026

Midwest (PADD 2) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r20-z00-1-monthlymonthly154 MBBL28 Feb 2026

Midwest (PADD 2) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r20-z00-2-monthlymonthly6 MBBL/D28 Feb 2026

Rocky Mountain (PADD 4) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r40-z00-1-monthlymonthly11 MBBL28 Feb 2026

Rocky Mountain (PADD 4) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r40-z00-2-monthlymonthly0 MBBL/D28 Feb 2026

West Coast (PADD 5) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r50-z00-1-monthlymonthly3 MBBL28 Feb 2026

West Coast (PADD 5) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r50-z00-2-monthlymonthly0 MBBL/D28 Feb 2026

U.S. Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-nus-z00-1-monthlymonthly157 MBBL31 Jan 2026

U.S. Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-nus-z00-2-monthlymonthly5 MBBL/D31 Jan 2026

Midwest (PADD 2) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r20-z00-1-monthlymonthly130 MBBL31 Jan 2026

Midwest (PADD 2) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r20-z00-2-monthlymonthly4 MBBL/D31 Jan 2026

Rocky Mountain (PADD 4) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r40-z00-1-monthlymonthly6 MBBL31 Jan 2026

Rocky Mountain (PADD 4) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r40-z00-2-monthlymonthly0 MBBL/D31 Jan 2026

West Coast (PADD 5) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r50-z00-1-monthlymonthly21 MBBL31 Jan 2026

West Coast (PADD 5) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r50-z00-2-monthlymonthly1 MBBL/D31 Jan 2026

U.S. Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-nus-z00-1-annualannual3,421 MBBL31 Dec 2025

U.S. Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-nus-z00-1-monthlymonthly280 MBBL31 Dec 2025

U.S. Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-nus-z00-2-annualannual9 MBBL/D31 Dec 2025

U.S. Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-nus-z00-2-monthlymonthly9 MBBL/D31 Dec 2025

East Coast (PADD 1) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r10-z00-1-annualannual342 MBBL31 Dec 2025

East Coast (PADD 1) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r10-z00-1-monthlymonthly11 MBBL31 Dec 2025

East Coast (PADD 1) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r10-z00-2-annualannual1 MBBL/D31 Dec 2025

East Coast (PADD 1) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r10-z00-2-monthlymonthly0 MBBL/D31 Dec 2025

Midwest (PADD 2) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r20-z00-1-annualannual2,519 MBBL31 Dec 2025

Midwest (PADD 2) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r20-z00-1-monthlymonthly250 MBBL31 Dec 2025

Midwest (PADD 2) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r20-z00-2-annualannual7 MBBL/D31 Dec 2025

Midwest (PADD 2) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r20-z00-2-monthlymonthly8 MBBL/D31 Dec 2025

Rocky Mountain (PADD 4) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r40-z00-1-annualannual128 MBBL31 Dec 2025

Rocky Mountain (PADD 4) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r40-z00-1-monthlymonthly6 MBBL31 Dec 2025

Rocky Mountain (PADD 4) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r40-z00-2-annualannual0 MBBL/D31 Dec 2025

Rocky Mountain (PADD 4) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r40-z00-2-monthlymonthly0 MBBL/D31 Dec 2025

West Coast (PADD 5) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r50-z00-1-annualannual432 MBBL31 Dec 2025

West Coast (PADD 5) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r50-z00-1-monthlymonthly13 MBBL31 Dec 2025

West Coast (PADD 5) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r50-z00-2-annualannual1 MBBL/D31 Dec 2025

West Coast (PADD 5) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r50-z00-2-monthlymonthly0 MBBL/D31 Dec 2025

U.S. Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-nus-z00-1-monthlymonthly183 MBBL30 Nov 2025

U.S. Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-nus-z00-2-monthlymonthly6 MBBL/D30 Nov 2025

Midwest (PADD 2) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r20-z00-1-monthlymonthly175 MBBL30 Nov 2025

Midwest (PADD 2) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r20-z00-2-monthlymonthly6 MBBL/D30 Nov 2025

Rocky Mountain (PADD 4) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r40-z00-1-monthlymonthly7 MBBL30 Nov 2025

Rocky Mountain (PADD 4) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r40-z00-2-monthlymonthly0 MBBL/D30 Nov 2025

West Coast (PADD 5) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r50-z00-1-monthlymonthly1 MBBL30 Nov 2025

West Coast (PADD 5) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r50-z00-2-monthlymonthly0 MBBL/D30 Nov 2025

U.S. Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-nus-z00-1-monthlymonthly298 MBBL31 Oct 2025

U.S. Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-nus-z00-2-monthlymonthly10 MBBL/D31 Oct 2025

East Coast (PADD 1) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r10-z00-1-monthlymonthly26 MBBL31 Oct 2025

East Coast (PADD 1) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r10-z00-2-monthlymonthly1 MBBL/D31 Oct 2025

Midwest (PADD 2) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r20-z00-1-monthlymonthly246 MBBL31 Oct 2025

Midwest (PADD 2) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r20-z00-2-monthlymonthly8 MBBL/D31 Oct 2025

Rocky Mountain (PADD 4) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r40-z00-1-monthlymonthly4 MBBL31 Oct 2025

Rocky Mountain (PADD 4) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r40-z00-2-monthlymonthly0 MBBL/D31 Oct 2025

West Coast (PADD 5) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r50-z00-1-monthlymonthly22 MBBL31 Oct 2025

West Coast (PADD 5) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r50-z00-2-monthlymonthly1 MBBL/D31 Oct 2025

U.S. Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-nus-z00-1-monthlymonthly237 MBBL30 Sept 2025

U.S. Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-nus-z00-2-monthlymonthly8 MBBL/D30 Sept 2025

Midwest (PADD 2) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r20-z00-1-monthlymonthly93 MBBL30 Sept 2025

Midwest (PADD 2) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r20-z00-2-monthlymonthly3 MBBL/D30 Sept 2025

Rocky Mountain (PADD 4) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r40-z00-1-monthlymonthly5 MBBL30 Sept 2025

Rocky Mountain (PADD 4) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r40-z00-2-monthlymonthly0 MBBL/D30 Sept 2025

West Coast (PADD 5) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r50-z00-1-monthlymonthly139 MBBL30 Sept 2025

West Coast (PADD 5) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r50-z00-2-monthlymonthly5 MBBL/D30 Sept 2025

U.S. Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-nus-z00-1-monthlymonthly401 MBBL31 Aug 2025

U.S. Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-nus-z00-2-monthlymonthly13 MBBL/D31 Aug 2025

Midwest (PADD 2) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r20-z00-1-monthlymonthly309 MBBL31 Aug 2025

Midwest (PADD 2) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r20-z00-2-monthlymonthly10 MBBL/D31 Aug 2025

Rocky Mountain (PADD 4) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r40-z00-1-monthlymonthly34 MBBL31 Aug 2025

Rocky Mountain (PADD 4) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r40-z00-2-monthlymonthly1 MBBL/D31 Aug 2025

West Coast (PADD 5) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r50-z00-1-monthlymonthly58 MBBL31 Aug 2025

West Coast (PADD 5) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r50-z00-2-monthlymonthly2 MBBL/D31 Aug 2025

U.S. Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-nus-z00-1-monthlymonthly321 MBBL31 Jul 2025

U.S. Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-nus-z00-2-monthlymonthly10 MBBL/D31 Jul 2025

East Coast (PADD 1) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r10-z00-1-monthlymonthly18 MBBL31 Jul 2025

East Coast (PADD 1) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r10-z00-2-monthlymonthly1 MBBL/D31 Jul 2025

Midwest (PADD 2) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r20-z00-1-monthlymonthly257 MBBL31 Jul 2025

Midwest (PADD 2) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r20-z00-2-monthlymonthly8 MBBL/D31 Jul 2025

Rocky Mountain (PADD 4) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r40-z00-1-monthlymonthly7 MBBL31 Jul 2025

Rocky Mountain (PADD 4) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r40-z00-2-monthlymonthly0 MBBL/D31 Jul 2025

West Coast (PADD 5) Imports of Isobutane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-miiim-r50-z00-1-monthlymonthly39 MBBL31 Jul 2025

West Coast (PADD 5) Imports of Isobutane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-miiim-r50-z00-2-monthlymonthly1 MBBL/D31 Jul 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.