Fuel Data Lab

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Events

Market shocks and regime changes

34

Price Shocks

16

Regime Changes

9

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)
high
diesel

West Coast No 2 Diesel Retail Prices

Mon, Mar 9, 2026+1.02 $/gal24.4σ (very rare)
Price Shock (Up)
high
diesel

Rocky Mountain No 2 Diesel Retail Prices

Mon, Mar 9, 2026+0.66 $/gal9.6σ (very rare)
Regime Change
med
diesel

Gulf Coast No 2 Diesel Retail Prices

Mon, Mar 9, 2026rising → volatile
Price Shock (Up)
high
diesel

Gulf Coast No 2 Diesel Retail Prices

Mon, Mar 9, 2026+1.03 $/gal19.5σ (very rare)
Regime Change
med
diesel

Midwest No 2 Diesel Retail Prices

Mon, Mar 9, 2026rising → volatile
Price Shock (Up)
high
diesel

Midwest No 2 Diesel Retail Prices

Mon, Mar 9, 2026+0.91 $/gal11.5σ (very rare)
Regime Change
med
diesel

East Coast No 2 Diesel Retail Prices

Mon, Mar 9, 2026stable → volatile
Price Shock (Up)
high
diesel

East Coast No 2 Diesel Retail Prices

Mon, Mar 9, 2026+0.98 $/gal23.3σ (very rare)
Regime Change
med
diesel

U.S. No 2 Diesel Retail Prices

Mon, Mar 9, 2026stable → volatile
Price Shock (Up)
low
diesel

West Coast No 2 Diesel Retail Prices

Mon, Mar 2, 2026+0.07 $/gal1.9σ
Price Shock (Up)
low
diesel

U.S. No 2 Diesel Retail Prices

Mon, Mar 2, 2026+0.09 $/gal1.7σ
Price Shock (Up)
med
diesel

East Coast No 2 Diesel Retail Prices

Mon, Mar 2, 2026+0.08 $/gal2.4σ (rare)
Regime Change
med
diesel

Midwest No 2 Diesel Retail Prices

Mon, Mar 2, 2026stable → rising
Price Shock (Up)
med
diesel

Gulf Coast No 2 Diesel Retail Prices

Mon, Mar 2, 2026+0.11 $/gal2.1σ (rare)
Regime Change
med
diesel

Gulf Coast No 2 Diesel Retail Prices

Mon, Mar 2, 2026stable → rising
Regime Change
med
diesel

Rocky Mountain No 2 Diesel Retail Prices

Mon, Mar 2, 2026stable → volatile
Price Shock (Up)
med
gasoline

U.S. Regular Gasoline Retail Prices

Mon, Mar 2, 2026+0.08 $/gal2.5σ (rare)
Price Shock (Up)
low
gasoline

Midwest Regular Gasoline Retail Prices

Mon, Mar 2, 2026+0.12 $/gal1.9σ
Price Shock (Up)
low
gasoline

Gulf Coast Regular Gasoline Retail Prices

Mon, Mar 2, 2026+0.11 $/gal1.8σ
Price Shock (Up)
med
gasoline

Rocky Mountain Regular Gasoline Retail Prices

Mon, Mar 2, 2026+0.10 $/gal2.8σ (rare)
Regime Change
med
gasoline

Rocky Mountain Regular Gasoline Retail Prices

Mon, Mar 2, 2026stable → rising
Regime Change
med
gasoline

West Coast Regular Gasoline Retail Prices

Mon, Mar 2, 2026stable → rising
Price Shock (Up)
low
diesel

U.S. No 2 Diesel Retail Prices

Mon, Feb 23, 2026+0.10 $/gal2.0σ
Price Shock (Up)
low
gasoline

West Coast Regular Gasoline Retail Prices

Mon, Feb 23, 2026+0.07 $/gal1.5σ
Price Shock (Down)
low
gasoline

Rocky Mountain Regular Gasoline Retail Prices

Mon, Feb 23, 2026-0.07 $/gal1.9σ
Price Shock (Up)
med
diesel

West Coast No 2 Diesel Retail Prices

Mon, Feb 23, 2026+0.08 $/gal2.3σ (rare)
Price Shock (Up)
low
diesel

Gulf Coast No 2 Diesel Retail Prices

Mon, Feb 23, 2026+0.08 $/gal1.5σ
Price Shock (Up)
low
diesel

Midwest No 2 Diesel Retail Prices

Mon, Feb 23, 2026+0.13 $/gal1.9σ
Price Shock (Up)
med
diesel

East Coast No 2 Diesel Retail Prices

Mon, Feb 23, 2026+0.08 $/gal2.3σ (rare)
Price Shock (Up)
low
gasoline

Rocky Mountain Regular Gasoline Retail Prices

Mon, Feb 16, 2026+0.07 $/gal1.8σ
Price Shock (Up)
med
gasoline

West Coast Regular Gasoline Retail Prices

Mon, Feb 16, 2026+0.11 $/gal2.5σ (rare)
Regime Change
med
gasoline

Rocky Mountain Regular Gasoline Retail Prices

Mon, Feb 16, 2026volatile → stable
Regime Change
med
diesel

Rocky Mountain No 2 Diesel Retail Prices

Mon, Feb 16, 2026volatile → stable
Price Shock (Up)
med
diesel

Rocky Mountain No 2 Diesel Retail Prices

Mon, Feb 9, 2026+0.12 $/gal2.6σ (rare)
Price Shock (Up)
med
gasoline

West Coast Regular Gasoline Retail Prices

Mon, Feb 9, 2026+0.11 $/gal2.4σ (rare)
Price Shock (Up)
med
gasoline

Rocky Mountain Regular Gasoline Retail Prices

Mon, Feb 9, 2026+0.10 $/gal2.6σ (rare)
Regime Change
med
gasoline

Midwest Regular Gasoline Retail Prices

Mon, Feb 9, 2026falling → stable
Regime Change
med
diesel

Midwest No 2 Diesel Retail Prices

Mon, Feb 9, 2026volatile → stable
Price Shock (Up)
med
diesel

West Coast No 2 Diesel Retail Prices

Mon, Feb 2, 2026+0.08 $/gal2.1σ (rare)
Regime Change
med
gasoline

West Coast Regular Gasoline Retail Prices

Mon, Feb 2, 2026falling → stable
Price Shock (Up)
med
gasoline

West Coast Regular Gasoline Retail Prices

Mon, Feb 2, 2026+0.12 $/gal2.7σ (rare)
Regime Change
med
gasoline

Midwest Regular Gasoline Retail Prices

Mon, Feb 2, 2026stable → falling
Price Shock (Up)
med
diesel

East Coast No 2 Diesel Retail Prices

Mon, Feb 2, 2026+0.07 $/gal2.6σ (rare)
Price Shock (Up)
low
diesel

East Coast No 2 Diesel Retail Prices

Mon, Jan 26, 2026+0.04 $/gal1.7σ
Regime Change
med
gasoline

West Coast Regular Gasoline Retail Prices

Mon, Jan 26, 2026volatile → falling
Price Shock (Up)
high
diesel

West Coast No 2 Diesel Retail Prices

Mon, Jan 26, 2026+0.11 $/gal3.6σ (very rare)
Price Shock (Up)
high
diesel

Rocky Mountain No 2 Diesel Retail Prices

Mon, Jan 26, 2026+0.12 $/gal4.3σ (very rare)
Price Shock (Up)
med
diesel

Gulf Coast No 2 Diesel Retail Prices

Mon, Jan 26, 2026+0.08 $/gal2.0σ (rare)
Price Shock (Up)
high
diesel

Midwest No 2 Diesel Retail Prices

Mon, Jan 26, 2026+0.13 $/gal3.7σ (very rare)
Price Shock (Up)
high
diesel

U.S. No 2 Diesel Retail Prices

Mon, Jan 26, 2026+0.09 $/gal3.1σ (very rare)

Showing 51 - 100 of 131 events

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