Heating oil cost per gallon
EIA SHOPP residential national: $5.54/gal EIA. NYMEX NY Harbor ULSD front-month: $3.31/gal CME. Spread $2.23/gal: crude basis plus refining, distribution, dealer margin, and tax. Off-season EIA pauses Apr to Sep, resumes 2026-10-05.
8 Northeast states, ~80% of US #2 oil consumption
ME 58% of homes heat with oil, CT 31%, VT 39%, NH 36%, RI 27%, MA 21%, PA 14%, NY 13%. Click any tile for state price, dealer programmes, and 5-year history. EIA
If you fill 200 gallons today at $5.54, it costs $1108
Run the full lab: cold-winter HDD +15%, crude shock 0 to 50%, programme select (will-call, auto, pre-buy fixed, cap with fee, budget). Three sub-pages share one engine. Numbers come from the calculateFill formula in /lib/calculate.ts, verifiable against EIA gallons-times-price.
Where the $2.23 spread goes
Crude is the volatile line. Refining widens in winter (crack spread). Dealer margin compresses on competition, expands on the cap-fee programmes. Tax is small but state-variable. EIA