HEN ERCOT Dashboard

Fleet avg RT

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$/MWh

Fleet peak RT

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$/MWh highest interval

Spike events

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nodes >$100/MWh

Negative nodes

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charging opportunities

Top 5 DART Performers

Node	Region	DART avg	RT avg	DA avg

Modo Indices — 2026 YTD Snapshot

Top 10 DART Performers DA avg − RT avg · higher = DA premium

Node	Region	DART avg	Intraday $/MWh	Best hour	Best spread	Spike hrs	Neg hrs

Bottom 10 DART Performers

Node	Region	DART avg	Intraday $/MWh	Worst hour	Worst spread	Spike hrs	Neg hrs

All Nodes — RT vs DA

Node	Region	RT avg	RT min	RT max	DA avg	DART

HEN Custom Indices — 2026 YTD

Index	$/MW/yr (annualised)	Window Start	Days	Top Markets

15-Day City Forecasts — ERCOT Metro Stations

ERCOT System Fundamentals — 7-day lookback (GW daily peak)

Date	Gross load	Wind	Solar	Net load

5-Day History

Date	Fleet RT avg	Fleet RT max	Spike nodes	Neg nodes	Gross load	Battery SOC

7-Day Peak Load

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GW gross

7-Day Peak Net Load

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GW after renewables

Avg Wind

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GW 7-day avg

Peak Solar

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GW 7-day peak

Yesterday + 7-Day Hourly Forecast — Gross Load · Net Load · Wind · Solar

7-Day Forward Forecast — Daily Peaks

Date	Peak Gross Load	Wind Avg	Solar Peak	Peak Net Load	Renewables %

Hourly Detail — Yesterday + 7-Day Forecast

Hour (HE)	Gross Load GW	Wind GW	Solar GW	Net Load GW	Renewables %

REGUP Avg Spread

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DA−RT $/MW (yesterday)

REGDN Avg Spread

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DA−RT $/MW (yesterday)

RRS Avg Spread

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DA−RT $/MW (yesterday)

NSPIN Avg Spread

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DA−RT $/MW (yesterday)

ECRS Avg Spread

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DA−RT $/MW (yesterday)

DA − RT Ancillary Service Spread — Hourly 5-Day Lookback

DA − RT Spread Heatmap — By Hour & AS Type Red = DA premium · Blue = RT exceeded DA · Select date below

DA−RT spread:

Negative (RT>DA)ZeroPositive (DA>RT)

Constraints Found

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yesterday

Peak Shadow Price

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$/MWh max single interval

Highest Shadow Price

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daily sum $/MWh

HEN Nodes Exposed

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across all constraints

Top Binding Constraints — Yesterday

Hourly Shadow Price by Constraint — HE01–HE24 Avg $/MWh per interval · Red = high shadow price · Green = low/zero

HEN Node Exposure by Constraint Based on electrical proximity to binding transmission lines

Constraint	From Station	To Station	Avg Shadow	Peak Shadow	Hours Binding	Avg Violated MW	Exposed HEN Nodes

AI Morning Analysis

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