U.S. Energy Information Administration

Ethane

EIA petroleum sum snd data for Ethane.

Series

normalized EIA series

Observations

6,837

records in the database

Latest record

28 Feb 2026

newest observation

Cadences

annual, monthly

Stale petroleum series

2 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-ethane-c78a73add3/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. Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-nus-mbbld-monthlyU.S.monthly3,201 MBBL/D28 Feb 2026 · 542 rows

U.S. Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-nus-mbbl-monthlyU.S.monthly89,623 MBBL28 Feb 2026 · 542 rows

East Coast (PADD 1) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r10-mbbld-monthlyPADD 1monthly350 MBBL/D28 Feb 2026 · 542 rows

East Coast (PADD 1) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r10-mbbl-monthlyPADD 1monthly9,794 MBBL28 Feb 2026 · 542 rows

Midwest (PADD 2) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r20-mbbld-monthlyPADD 2monthly392 MBBL/D28 Feb 2026 · 542 rows

Midwest (PADD 2) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r20-mbbl-monthlyPADD 2monthly10,969 MBBL28 Feb 2026 · 542 rows

Gulf Coast (PADD 3) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r30-mbbld-monthlyPADD 3monthly2,318 MBBL/D28 Feb 2026 · 542 rows

Gulf Coast (PADD 3) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r30-mbbl-monthlyPADD 3monthly64,901 MBBL28 Feb 2026 · 542 rows

Rocky Mountain (PADD 4) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r40-mbbld-monthlyPADD 4monthly141 MBBL/D28 Feb 2026 · 542 rows

Rocky Mountain (PADD 4) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r40-mbbl-monthlyPADD 4monthly3,959 MBBL28 Feb 2026 · 542 rows

West Coast (PADD 5) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r50-mbbld-monthlyPADD 5Stalemonthly0 MBBL/D29 Feb 2024 · 462 rows

West Coast (PADD 5) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r50-mbbl-monthlyPADD 5Stalemonthly1 MBBL29 Feb 2024 · 462 rows

U.S. Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-nus-mbbl-annualU.S.annual1,131,732 MBBL31 Dec 2025 · 45 rows

U.S. Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-nus-mbbld-annualU.S.annual3,101 MBBL/D31 Dec 2025 · 43 rows

East Coast (PADD 1) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r10-mbbl-annualPADD 1annual134,220 MBBL31 Dec 2025 · 45 rows

East Coast (PADD 1) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r10-mbbld-annualPADD 1annual368 MBBL/D31 Dec 2025 · 37 rows

Midwest (PADD 2) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r20-mbbl-annualPADD 2annual164,504 MBBL31 Dec 2025 · 45 rows

Midwest (PADD 2) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r20-mbbld-annualPADD 2annual451 MBBL/D31 Dec 2025 · 37 rows

Gulf Coast (PADD 3) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r30-mbbl-annualPADD 3annual783,020 MBBL31 Dec 2025 · 45 rows

Gulf Coast (PADD 3) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r30-mbbld-annualPADD 3annual2,145 MBBL/D31 Dec 2025 · 37 rows

Rocky Mountain (PADD 4) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r40-mbbl-annualPADD 4annual49,988 MBBL31 Dec 2025 · 45 rows

Rocky Mountain (PADD 4) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r40-mbbld-annualPADD 4annual137 MBBL/D31 Dec 2025 · 37 rows

West Coast (PADD 5) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r50-mbbl-annualPADD 5annual2 MBBL31 Dec 2024 · 41 rows

West Coast (PADD 5) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r50-mbbld-annualPADD 5annual0 MBBL/D31 Dec 2024 · 36 rows

Latest observations

Recent records

U.S. Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-nus-mbbld-monthlymonthly3,201 MBBL/D28 Feb 2026

U.S. Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-nus-mbbl-monthlymonthly89,623 MBBL28 Feb 2026

East Coast (PADD 1) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r10-mbbld-monthlymonthly350 MBBL/D28 Feb 2026

East Coast (PADD 1) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r10-mbbl-monthlymonthly9,794 MBBL28 Feb 2026

Midwest (PADD 2) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r20-mbbld-monthlymonthly392 MBBL/D28 Feb 2026

Midwest (PADD 2) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r20-mbbl-monthlymonthly10,969 MBBL28 Feb 2026

Gulf Coast (PADD 3) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r30-mbbld-monthlymonthly2,318 MBBL/D28 Feb 2026

Gulf Coast (PADD 3) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r30-mbbl-monthlymonthly64,901 MBBL28 Feb 2026

Rocky Mountain (PADD 4) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r40-mbbld-monthlymonthly141 MBBL/D28 Feb 2026

Rocky Mountain (PADD 4) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r40-mbbl-monthlymonthly3,959 MBBL28 Feb 2026

U.S. Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-nus-mbbld-monthlymonthly2,973 MBBL/D31 Jan 2026

U.S. Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-nus-mbbl-monthlymonthly92,170 MBBL31 Jan 2026

East Coast (PADD 1) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r10-mbbld-monthlymonthly333 MBBL/D31 Jan 2026

East Coast (PADD 1) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r10-mbbl-monthlymonthly10,317 MBBL31 Jan 2026

Midwest (PADD 2) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r20-mbbld-monthlymonthly365 MBBL/D31 Jan 2026

Midwest (PADD 2) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r20-mbbl-monthlymonthly11,324 MBBL31 Jan 2026

Gulf Coast (PADD 3) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r30-mbbld-monthlymonthly2,149 MBBL/D31 Jan 2026

Gulf Coast (PADD 3) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r30-mbbl-monthlymonthly66,609 MBBL31 Jan 2026

Rocky Mountain (PADD 4) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r40-mbbld-monthlymonthly126 MBBL/D31 Jan 2026

Rocky Mountain (PADD 4) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r40-mbbl-monthlymonthly3,920 MBBL31 Jan 2026

U.S. Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-nus-mbbl-annualannual1,131,732 MBBL31 Dec 2025

U.S. Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-nus-mbbld-annualannual3,101 MBBL/D31 Dec 2025

U.S. Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-nus-mbbld-monthlymonthly3,140 MBBL/D31 Dec 2025

U.S. Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-nus-mbbl-monthlymonthly97,331 MBBL31 Dec 2025

East Coast (PADD 1) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r10-mbbl-annualannual134,220 MBBL31 Dec 2025

East Coast (PADD 1) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r10-mbbld-annualannual368 MBBL/D31 Dec 2025

East Coast (PADD 1) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r10-mbbld-monthlymonthly330 MBBL/D31 Dec 2025

East Coast (PADD 1) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r10-mbbl-monthlymonthly10,240 MBBL31 Dec 2025

Midwest (PADD 2) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r20-mbbl-annualannual164,504 MBBL31 Dec 2025

Midwest (PADD 2) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r20-mbbld-annualannual451 MBBL/D31 Dec 2025

Midwest (PADD 2) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r20-mbbld-monthlymonthly356 MBBL/D31 Dec 2025

Midwest (PADD 2) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r20-mbbl-monthlymonthly11,038 MBBL31 Dec 2025

Gulf Coast (PADD 3) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r30-mbbl-annualannual783,020 MBBL31 Dec 2025

Gulf Coast (PADD 3) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r30-mbbld-annualannual2,145 MBBL/D31 Dec 2025

Gulf Coast (PADD 3) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r30-mbbld-monthlymonthly2,329 MBBL/D31 Dec 2025

Gulf Coast (PADD 3) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r30-mbbl-monthlymonthly72,193 MBBL31 Dec 2025

Rocky Mountain (PADD 4) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r40-mbbl-annualannual49,988 MBBL31 Dec 2025

Rocky Mountain (PADD 4) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r40-mbbld-annualannual137 MBBL/D31 Dec 2025

Rocky Mountain (PADD 4) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r40-mbbld-monthlymonthly125 MBBL/D31 Dec 2025

Rocky Mountain (PADD 4) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r40-mbbl-monthlymonthly3,860 MBBL31 Dec 2025

U.S. Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-nus-mbbld-monthlymonthly3,329 MBBL/D30 Nov 2025

U.S. Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-nus-mbbl-monthlymonthly99,858 MBBL30 Nov 2025

East Coast (PADD 1) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r10-mbbld-monthlymonthly402 MBBL/D30 Nov 2025

East Coast (PADD 1) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r10-mbbl-monthlymonthly12,069 MBBL30 Nov 2025

Midwest (PADD 2) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r20-mbbld-monthlymonthly459 MBBL/D30 Nov 2025

Midwest (PADD 2) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r20-mbbl-monthlymonthly13,777 MBBL30 Nov 2025

Gulf Coast (PADD 3) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r30-mbbld-monthlymonthly2,333 MBBL/D30 Nov 2025

Gulf Coast (PADD 3) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r30-mbbl-monthlymonthly69,979 MBBL30 Nov 2025

Rocky Mountain (PADD 4) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r40-mbbld-monthlymonthly134 MBBL/D30 Nov 2025

Rocky Mountain (PADD 4) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r40-mbbl-monthlymonthly4,033 MBBL30 Nov 2025

U.S. Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-nus-mbbld-monthlymonthly3,294 MBBL/D31 Oct 2025

U.S. Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-nus-mbbl-monthlymonthly102,125 MBBL31 Oct 2025

East Coast (PADD 1) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r10-mbbld-monthlymonthly378 MBBL/D31 Oct 2025

East Coast (PADD 1) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r10-mbbl-monthlymonthly11,714 MBBL31 Oct 2025

Midwest (PADD 2) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r20-mbbld-monthlymonthly511 MBBL/D31 Oct 2025

Midwest (PADD 2) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r20-mbbl-monthlymonthly15,826 MBBL31 Oct 2025

Gulf Coast (PADD 3) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r30-mbbld-monthlymonthly2,254 MBBL/D31 Oct 2025

Gulf Coast (PADD 3) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r30-mbbl-monthlymonthly69,872 MBBL31 Oct 2025

Rocky Mountain (PADD 4) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r40-mbbld-monthlymonthly152 MBBL/D31 Oct 2025

Rocky Mountain (PADD 4) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r40-mbbl-monthlymonthly4,713 MBBL31 Oct 2025

U.S. Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-nus-mbbld-monthlymonthly3,313 MBBL/D30 Sept 2025

U.S. Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-nus-mbbl-monthlymonthly99,377 MBBL30 Sept 2025

East Coast (PADD 1) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r10-mbbld-monthlymonthly402 MBBL/D30 Sept 2025

East Coast (PADD 1) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r10-mbbl-monthlymonthly12,072 MBBL30 Sept 2025

Midwest (PADD 2) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r20-mbbld-monthlymonthly502 MBBL/D30 Sept 2025

Midwest (PADD 2) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r20-mbbl-monthlymonthly15,057 MBBL30 Sept 2025

Gulf Coast (PADD 3) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r30-mbbld-monthlymonthly2,263 MBBL/D30 Sept 2025

Gulf Coast (PADD 3) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r30-mbbl-monthlymonthly67,899 MBBL30 Sept 2025

Rocky Mountain (PADD 4) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r40-mbbld-monthlymonthly145 MBBL/D30 Sept 2025

Rocky Mountain (PADD 4) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r40-mbbl-monthlymonthly4,349 MBBL30 Sept 2025

U.S. Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-nus-mbbld-monthlymonthly3,158 MBBL/D31 Aug 2025

U.S. Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-nus-mbbl-monthlymonthly97,895 MBBL31 Aug 2025

East Coast (PADD 1) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r10-mbbld-monthlymonthly385 MBBL/D31 Aug 2025

East Coast (PADD 1) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r10-mbbl-monthlymonthly11,932 MBBL31 Aug 2025

Midwest (PADD 2) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r20-mbbld-monthlymonthly461 MBBL/D31 Aug 2025

Midwest (PADD 2) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r20-mbbl-monthlymonthly14,303 MBBL31 Aug 2025

Gulf Coast (PADD 3) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r30-mbbld-monthlymonthly2,179 MBBL/D31 Aug 2025

Gulf Coast (PADD 3) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r30-mbbl-monthlymonthly67,540 MBBL31 Aug 2025

Rocky Mountain (PADD 4) Field Production of Ethane (Thousand Barrels per Day)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r40-mbbld-monthlymonthly133 MBBL/D31 Aug 2025

Rocky Mountain (PADD 4) Field Production of Ethane (Thousand Barrels)eia-petroleum-petroleum-sum-snd-m-epllea-fpf-r40-mbbl-monthlymonthly4,120 MBBL31 Aug 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.