Fuel Data Lab

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Events

Market shocks and regime changes

17

Price Shocks

14

Regime Changes

1

High Severity

Understanding Events

Price Spike

Sudden price increase — often signals supply disruption

Price Drop

Sudden price decrease — may signal demand shift

Regime Change

Market shifted behavior (volatile → stable, etc.)

Δ = price change in $/gallonσ = how unusual (2σ = rare, 3σ = very rare)Severity: low = notable, med = significant, high = major
Event Feed
131 total events detected
Price Shock (Up)
med
diesel

Rocky Mountain No 2 Diesel Retail Prices

Mon, Jan 19, 2026+0.06 $/gal2.6σ (rare)
Regime Change
med
gasoline

West Coast Regular Gasoline Retail Prices

Mon, Jan 19, 2026falling → volatile
Price Shock (Up)
low
gasoline

Rocky Mountain Regular Gasoline Retail Prices

Mon, Jan 19, 2026+0.07 $/gal1.8σ
Regime Change
med
gasoline

Gulf Coast Regular Gasoline Retail Prices

Mon, Jan 19, 2026falling → stable
Regime Change
med
gasoline

Midwest Regular Gasoline Retail Prices

Mon, Jan 19, 2026falling → stable
Regime Change
med
gasoline

U.S. Regular Gasoline Retail Prices

Mon, Jan 19, 2026falling → stable
Regime Change
med
diesel

West Coast No 2 Diesel Retail Prices

Mon, Jan 19, 2026falling → stable
Price Shock (Up)
med
diesel

West Coast No 2 Diesel Retail Prices

Mon, Jan 19, 2026+0.08 $/gal2.7σ (rare)
Price Shock (Up)
med
diesel

Gulf Coast No 2 Diesel Retail Prices

Mon, Jan 19, 2026+0.09 $/gal2.4σ (rare)
Price Shock (Up)
med
diesel

Midwest No 2 Diesel Retail Prices

Mon, Jan 19, 2026+0.08 $/gal2.3σ (rare)
Price Shock (Up)
low
diesel

East Coast No 2 Diesel Retail Prices

Mon, Jan 19, 2026+0.04 $/gal1.9σ
Price Shock (Up)
med
diesel

U.S. No 2 Diesel Retail Prices

Mon, Jan 19, 2026+0.07 $/gal2.4σ (rare)
Regime Change
med
diesel

Midwest No 2 Diesel Retail Prices

Mon, Jan 12, 2026stable → volatile
Price Shock (Down)
low
gasoline

West Coast Regular Gasoline Retail Prices

Mon, Jan 12, 2026-0.06 $/gal1.6σ
Regime Change
med
gasoline

Gulf Coast Regular Gasoline Retail Prices

Mon, Jan 12, 2026stable → falling
Regime Change
med
gasoline

Midwest Regular Gasoline Retail Prices

Mon, Jan 12, 2026stable → falling
Regime Change
med
gasoline

U.S. Regular Gasoline Retail Prices

Mon, Jan 12, 2026stable → falling
Regime Change
med
diesel

West Coast No 2 Diesel Retail Prices

Mon, Jan 12, 2026stable → falling
Price Shock (Down)
low
diesel

Rocky Mountain No 2 Diesel Retail Prices

Mon, Jan 12, 2026-0.04 $/gal1.6σ
Regime Change
med
gasoline

U.S. Regular Gasoline Retail Prices

Mon, Jan 5, 2026falling → stable
Regime Change
med
gasoline

Gulf Coast Regular Gasoline Retail Prices

Mon, Jan 5, 2026falling → stable
Regime Change
med
gasoline

Midwest Regular Gasoline Retail Prices

Mon, Jan 5, 2026falling → stable
Regime Change
med
diesel

Rocky Mountain No 2 Diesel Retail Prices

Mon, Jan 5, 2026falling → volatile
Price Shock (Down)
med
diesel

U.S. No 2 Diesel Retail Prices

Mon, Dec 22, 2025-0.06 $/gal2.0σ (rare)
Price Shock (Down)
med
diesel

Midwest No 2 Diesel Retail Prices

Mon, Dec 22, 2025-0.08 $/gal2.5σ (rare)
Price Shock (Down)
med
gasoline

West Coast Regular Gasoline Retail Prices

Mon, Dec 22, 2025-0.08 $/gal2.1σ (rare)
Price Shock (Down)
low
gasoline

Rocky Mountain Regular Gasoline Retail Prices

Mon, Dec 22, 2025-0.06 $/gal1.7σ
Price Shock (Down)
high
diesel

Rocky Mountain No 2 Diesel Retail Prices

Mon, Dec 22, 2025-0.08 $/gal3.0σ (very rare)
Price Shock (Down)
low
gasoline

Midwest Regular Gasoline Retail Prices

Mon, Dec 22, 2025-0.09 $/gal1.6σ
Price Shock (Down)
med
diesel

West Coast No 2 Diesel Retail Prices

Mon, Dec 22, 2025-0.09 $/gal2.7σ (rare)
Price Shock (Down)
med
gasoline

U.S. Regular Gasoline Retail Prices

Mon, Dec 22, 2025-0.05 $/gal2.5σ (rare)

Showing 101 - 131 of 131 events

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