{"citation_url":"https://dchub.cloud/powered-land","formula":"$/MWh = (heat_rate_btu_per_kwh * gas_$/MMBtu) / 1000","heat_rate_scenarios_btu_per_kwh":{"combined_cycle_avg":6800,"combined_cycle_new":6400,"combined_cycle_old":7500,"simple_cycle_old":12000,"simple_cycle_peaker":10500},"labelling_policy":{"labels":["live","mixed","synthetic_seed","unavailable"],"per_field_key":"field_basis","statement":"A field whose source is synthetic / seed / default / fallback is never labelled 'live'. The envelope data_basis is the weakest per-field label, so 'live' at the envelope means every published number is measured; 'mixed' means at least one is not."},"layers":[{"layer":1,"name":"Henry Hub spot","source":"EIA v2 natural-gas/pri/fut (RNGWHHD daily)","unit":"$/MMBtu"},{"data_basis":"synthetic","layer":2,"name":"Regional basis differential","source":"Synthetic seed (Phase 1) \u2192 EIA wholesale-weekly + ICE forward curves (Phase 2)","unit":"$/MMBtu vs HH","warning":"NOT MEASURED. Layer 2 is a hardcoded typical differential per pricing hub. Every field derived from it (hub_spot_usd_mmbtu, the verdict, the $/MWh scenarios) is therefore modelled, and the market payload labels it so per-field in `field_basis`."},{"layer":3,"name":"Delivered industrial / electric-power","source":"eia_gas_prices (state-keyed, EIA bulk loader)","unit":"$/MMBtu"},{"layer":4,"name":"Gas-to-grid $/MWh derivation","source":"Heat-rate \u00d7 delivered $/MMBtu / 1000","unit":"$/MWh"}],"license":"Free for AI citation; data subject to https://dchub.cloud/terms","ok":true,"phase_2_deferred":["Per-utility delivered tariff scrapes (currently uses state-level EIA averages)","ICE / NYMEX forward curves for forward $/MMBtu scenarios","Intraday hub pricing (currently daily settle)","Real-time pipeline outage / OFO impact on basis","Live regional spot indices (Algonquin/Transco Z6/Tetco M3/...)"],"pricing_hubs":[{"key":"algonquin_citygate","name":"Algonquin Citygate"},{"key":"cheyenne_hub","name":"Cheyenne Hub"},{"key":"chicago_citygate","name":"Chicago Citygate"},{"key":"dominion_south","name":"Dominion South Point"},{"key":"florida_gas","name":"FGT Zone 3"},{"key":"henry_hub","name":"Henry Hub"},{"key":"houston_ship_channel","name":"Houston Ship Channel"},{"key":"malin","name":"Malin (PG&E)"},{"key":"opal","name":"Opal (Rockies)"},{"key":"panhandle_eastern","name":"Panhandle Eastern"},{"key":"socal_border","name":"SoCal Border (Topock/Ehrenberg)"},{"key":"tetco_m3","name":"Tetco M3"},{"key":"transco_z5","name":"Transco Zone 5"},{"key":"transco_z6","name":"Transco Zone 6 NY"},{"key":"waha","name":"Waha (Permian)"}],"refresh_cadence":"Nightly @ 04:00 UTC via /api/v1/markets/gas-pricing/cron","staleness_policy":{"statement":"Every market payload carries age_hours / as_of_age against fetched_at. Past 36h \u2014 one missed nightly refresh \u2014 is_stale flips true and the values should not be relied on for a pricing decision.","threshold_hours":36.0},"surface":"powered-land-gas-methodology","tier_gating":{"anonymous":"verdict + hub identification (numbers masked)","developer":"verdict + hub identification (numbers masked)","enterprise":"full + history (Phase 2)","founding":"full + history (Phase 2)","free":"verdict + hub identification (numbers masked)","identified":"verdict + hub identification (numbers masked)","pro":"full 4-layer pricing + gas-to-grid $/MWh","starter":"verdict + hub identification (numbers masked)"},"version":"phase-1-spine-2026-06-04"}