California Grid Stress live CAISO forecast + grid topology

CAISO 3-hour forward stress forecast + statewide substations, transmission lines, and UCD feeder resilience.

Hub GridWatch Power Atlas

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CAISO grid stress (3h forward)

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current load (MW)

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renewables now (MW)

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carbon intensity (gCO₂/kWh)

Layers

Transmission

Substations

UCD Feeders

Substation max voltage (kV)

< 115

115–230

230–500

500+

Layers

Transmission line

UCD feeder (resilience)

3-hour forecast trajectory

Sources: CAISO live 3-hour forward forecast + MOER carbon intensity (/api/simcity/caiso/*), HIFLD substations & transmission lines, UCD electrical feeder resilience (/api/simcity/carto_layers/*). CAISO updated —.