U.S. Energy Information Administration

Isobutylene

EIA petroleum sum snd data for Isobutylene.

Series

normalized EIA series

Observations

2,520

records in the database

Latest record

28 Feb 2026

newest observation

Cadences

annual, monthly

Stale petroleum series

12 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-isobutylene-c49913d257/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. Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-nus-mbbld-monthlyU.S.Stalemonthly-1 MBBL/D28 Feb 2026 · 194 rows

U.S. Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-nus-mbbl-monthlyU.S.Stalemonthly-17 MBBL28 Feb 2026 · 194 rows

East Coast (PADD 1) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r10-mbbld-monthlyPADD 1Stalemonthly-1 MBBL/D28 Feb 2026 · 194 rows

East Coast (PADD 1) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r10-mbbl-monthlyPADD 1Stalemonthly-17 MBBL28 Feb 2026 · 194 rows

Midwest (PADD 2) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r20-mbbld-monthlyPADD 2Stalemonthly0 MBBL/D28 Feb 2026 · 194 rows

Midwest (PADD 2) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r20-mbbl-monthlyPADD 2Stalemonthly0 MBBL28 Feb 2026 · 194 rows

Gulf Coast (PADD 3) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r30-mbbld-monthlyPADD 3Stalemonthly0 MBBL/D28 Feb 2026 · 194 rows

Gulf Coast (PADD 3) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r30-mbbl-monthlyPADD 3Stalemonthly0 MBBL28 Feb 2026 · 194 rows

Rocky Mountain (PADD 4) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r40-mbbld-monthlyPADD 4Stalemonthly0 MBBL/D28 Feb 2026 · 194 rows

Rocky Mountain (PADD 4) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r40-mbbl-monthlyPADD 4Stalemonthly0 MBBL28 Feb 2026 · 194 rows

West Coast (PADD 5) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r50-mbbld-monthlyPADD 5Stalemonthly0 MBBL/D28 Feb 2026 · 194 rows

West Coast (PADD 5) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r50-mbbl-monthlyPADD 5Stalemonthly0 MBBL28 Feb 2026 · 194 rows

U.S. Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-nus-mbbl-annualU.S.annual353 MBBL31 Dec 2025 · 16 rows

U.S. Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-nus-mbbld-annualU.S.annual1 MBBL/D31 Dec 2025 · 16 rows

East Coast (PADD 1) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r10-mbbl-annualPADD 1annual333 MBBL31 Dec 2025 · 16 rows

East Coast (PADD 1) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r10-mbbld-annualPADD 1annual1 MBBL/D31 Dec 2025 · 16 rows

Midwest (PADD 2) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r20-mbbl-annualPADD 2annual0 MBBL31 Dec 2025 · 16 rows

Midwest (PADD 2) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r20-mbbld-annualPADD 2annual0 MBBL/D31 Dec 2025 · 16 rows

Gulf Coast (PADD 3) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r30-mbbl-annualPADD 3annual20 MBBL31 Dec 2025 · 16 rows

Gulf Coast (PADD 3) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r30-mbbld-annualPADD 3annual0 MBBL/D31 Dec 2025 · 16 rows

Rocky Mountain (PADD 4) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r40-mbbl-annualPADD 4annual0 MBBL31 Dec 2025 · 16 rows

Rocky Mountain (PADD 4) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r40-mbbld-annualPADD 4annual0 MBBL/D31 Dec 2025 · 16 rows

West Coast (PADD 5) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r50-mbbl-annualPADD 5annual0 MBBL31 Dec 2025 · 16 rows

West Coast (PADD 5) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r50-mbbld-annualPADD 5annual0 MBBL/D31 Dec 2025 · 16 rows

Latest observations

Recent records

U.S. Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-nus-mbbld-monthlymonthly-1 MBBL/D28 Feb 2026

U.S. Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-nus-mbbl-monthlymonthly-17 MBBL28 Feb 2026

East Coast (PADD 1) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r10-mbbld-monthlymonthly-1 MBBL/D28 Feb 2026

East Coast (PADD 1) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r10-mbbl-monthlymonthly-17 MBBL28 Feb 2026

Midwest (PADD 2) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r20-mbbld-monthlymonthly0 MBBL/D28 Feb 2026

Midwest (PADD 2) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r20-mbbl-monthlymonthly0 MBBL28 Feb 2026

Gulf Coast (PADD 3) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r30-mbbld-monthlymonthly0 MBBL/D28 Feb 2026

Gulf Coast (PADD 3) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r30-mbbl-monthlymonthly0 MBBL28 Feb 2026

Rocky Mountain (PADD 4) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r40-mbbld-monthlymonthly0 MBBL/D28 Feb 2026

Rocky Mountain (PADD 4) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r40-mbbl-monthlymonthly0 MBBL28 Feb 2026

West Coast (PADD 5) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r50-mbbld-monthlymonthly0 MBBL/D28 Feb 2026

West Coast (PADD 5) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r50-mbbl-monthlymonthly0 MBBL28 Feb 2026

U.S. Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-nus-mbbld-monthlymonthly2 MBBL/D31 Jan 2026

U.S. Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-nus-mbbl-monthlymonthly51 MBBL31 Jan 2026

East Coast (PADD 1) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r10-mbbld-monthlymonthly1 MBBL/D31 Jan 2026

East Coast (PADD 1) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r10-mbbl-monthlymonthly35 MBBL31 Jan 2026

Midwest (PADD 2) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r20-mbbld-monthlymonthly0 MBBL/D31 Jan 2026

Midwest (PADD 2) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r20-mbbl-monthlymonthly0 MBBL31 Jan 2026

Gulf Coast (PADD 3) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r30-mbbld-monthlymonthly1 MBBL/D31 Jan 2026

Gulf Coast (PADD 3) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r30-mbbl-monthlymonthly16 MBBL31 Jan 2026

Rocky Mountain (PADD 4) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r40-mbbld-monthlymonthly0 MBBL/D31 Jan 2026

Rocky Mountain (PADD 4) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r40-mbbl-monthlymonthly0 MBBL31 Jan 2026

West Coast (PADD 5) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r50-mbbld-monthlymonthly0 MBBL/D31 Jan 2026

West Coast (PADD 5) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r50-mbbl-monthlymonthly0 MBBL31 Jan 2026

U.S. Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-nus-mbbl-annualannual353 MBBL31 Dec 2025

U.S. Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-nus-mbbld-annualannual1 MBBL/D31 Dec 2025

U.S. Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-nus-mbbld-monthlymonthly0 MBBL/D31 Dec 2025

U.S. Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-nus-mbbl-monthlymonthly-6 MBBL31 Dec 2025

East Coast (PADD 1) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r10-mbbl-annualannual333 MBBL31 Dec 2025

East Coast (PADD 1) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r10-mbbld-annualannual1 MBBL/D31 Dec 2025

East Coast (PADD 1) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r10-mbbld-monthlymonthly0 MBBL/D31 Dec 2025

East Coast (PADD 1) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r10-mbbl-monthlymonthly3 MBBL31 Dec 2025

Midwest (PADD 2) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r20-mbbl-annualannual0 MBBL31 Dec 2025

Midwest (PADD 2) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r20-mbbld-annualannual0 MBBL/D31 Dec 2025

Midwest (PADD 2) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r20-mbbld-monthlymonthly0 MBBL/D31 Dec 2025

Midwest (PADD 2) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r20-mbbl-monthlymonthly0 MBBL31 Dec 2025

Gulf Coast (PADD 3) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r30-mbbl-annualannual20 MBBL31 Dec 2025

Gulf Coast (PADD 3) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r30-mbbld-annualannual0 MBBL/D31 Dec 2025

Gulf Coast (PADD 3) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r30-mbbld-monthlymonthly0 MBBL/D31 Dec 2025

Gulf Coast (PADD 3) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r30-mbbl-monthlymonthly-9 MBBL31 Dec 2025

Rocky Mountain (PADD 4) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r40-mbbl-annualannual0 MBBL31 Dec 2025

Rocky Mountain (PADD 4) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r40-mbbld-annualannual0 MBBL/D31 Dec 2025

Rocky Mountain (PADD 4) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r40-mbbld-monthlymonthly0 MBBL/D31 Dec 2025

Rocky Mountain (PADD 4) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r40-mbbl-monthlymonthly0 MBBL31 Dec 2025

West Coast (PADD 5) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r50-mbbl-annualannual0 MBBL31 Dec 2025

West Coast (PADD 5) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r50-mbbld-annualannual0 MBBL/D31 Dec 2025

West Coast (PADD 5) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r50-mbbld-monthlymonthly0 MBBL/D31 Dec 2025

West Coast (PADD 5) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r50-mbbl-monthlymonthly0 MBBL31 Dec 2025

U.S. Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-nus-mbbld-monthlymonthly1 MBBL/D30 Nov 2025

U.S. Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-nus-mbbl-monthlymonthly22 MBBL30 Nov 2025

East Coast (PADD 1) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r10-mbbld-monthlymonthly1 MBBL/D30 Nov 2025

East Coast (PADD 1) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r10-mbbl-monthlymonthly19 MBBL30 Nov 2025

Midwest (PADD 2) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r20-mbbld-monthlymonthly0 MBBL/D30 Nov 2025

Midwest (PADD 2) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r20-mbbl-monthlymonthly0 MBBL30 Nov 2025

Gulf Coast (PADD 3) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r30-mbbld-monthlymonthly0 MBBL/D30 Nov 2025

Gulf Coast (PADD 3) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r30-mbbl-monthlymonthly3 MBBL30 Nov 2025

Rocky Mountain (PADD 4) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r40-mbbld-monthlymonthly0 MBBL/D30 Nov 2025

Rocky Mountain (PADD 4) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r40-mbbl-monthlymonthly0 MBBL30 Nov 2025

West Coast (PADD 5) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r50-mbbld-monthlymonthly0 MBBL/D30 Nov 2025

West Coast (PADD 5) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r50-mbbl-monthlymonthly0 MBBL30 Nov 2025

U.S. Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-nus-mbbld-monthlymonthly0 MBBL/D31 Oct 2025

U.S. Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-nus-mbbl-monthlymonthly5 MBBL31 Oct 2025

East Coast (PADD 1) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r10-mbbld-monthlymonthly0 MBBL/D31 Oct 2025

East Coast (PADD 1) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r10-mbbl-monthlymonthly5 MBBL31 Oct 2025

Midwest (PADD 2) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r20-mbbld-monthlymonthly0 MBBL/D31 Oct 2025

Midwest (PADD 2) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r20-mbbl-monthlymonthly0 MBBL31 Oct 2025

Gulf Coast (PADD 3) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r30-mbbld-monthlymonthly0 MBBL/D31 Oct 2025

Gulf Coast (PADD 3) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r30-mbbl-monthlymonthly0 MBBL31 Oct 2025

Rocky Mountain (PADD 4) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r40-mbbld-monthlymonthly0 MBBL/D31 Oct 2025

Rocky Mountain (PADD 4) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r40-mbbl-monthlymonthly0 MBBL31 Oct 2025

West Coast (PADD 5) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r50-mbbld-monthlymonthly0 MBBL/D31 Oct 2025

West Coast (PADD 5) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r50-mbbl-monthlymonthly0 MBBL31 Oct 2025

U.S. Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-nus-mbbld-monthlymonthly2 MBBL/D30 Sept 2025

U.S. Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-nus-mbbl-monthlymonthly49 MBBL30 Sept 2025

East Coast (PADD 1) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r10-mbbld-monthlymonthly2 MBBL/D30 Sept 2025

East Coast (PADD 1) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r10-mbbl-monthlymonthly47 MBBL30 Sept 2025

Midwest (PADD 2) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r20-mbbld-monthlymonthly0 MBBL/D30 Sept 2025

Midwest (PADD 2) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r20-mbbl-monthlymonthly0 MBBL30 Sept 2025

Gulf Coast (PADD 3) Product Supplied of Isobutylene (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r30-mbbld-monthlymonthly0 MBBL/D30 Sept 2025

Gulf Coast (PADD 3) Product Supplied of Isobutylene (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllbyi-vpp-r30-mbbl-monthlymonthly2 MBBL30 Sept 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.