Balancing authorities · EIA-930
US grid region profiles
Follow near-real-time demand, understand each operator's footprint, and use linked state profiles for generation context.
PJM
Track hourly demand and explore the generation context around the Mid-Atlantic and parts of the Midwest.
- Footprint
- All or parts of 13 states + D.C.
- Signal
- Hourly demand
ERCOT
Follow demand in the largely self-contained Texas interconnection and open the state portfolio behind it.
- Footprint
- Most of Texas
- Signal
- Hourly demand
CAISO
Watch California ISO demand and connect the operating signal with California's diverse resource portfolio.
- Footprint
- Most of California
- Signal
- Hourly demand
MISO
Explore hourly demand across a large central US footprint stretching from the Upper Midwest to the Gulf Coast.
- Footprint
- All or parts of 15 US states
- Signal
- Hourly demand
NYISO
Track New York's hourly demand and move from the statewide signal into its plant and fuel portfolio.
- Footprint
- New York
- Signal
- Hourly demand
ISO-NE
See current demand across the six New England states and compare the portfolios that sit inside the regional system.
- Footprint
- 6 New England states
- Signal
- Hourly demand
SPP
Monitor demand across the central plains and connect it to state portfolios rich in wind, thermal generation, and hydro.
- Footprint
- Central US, across parts of 14 states
- Signal
- Hourly demand
Important boundary note
Grid regions are not state shapes
Several operators serve only parts of a state, and some states cross multiple balancing authorities. State capacity is presented as nearby context and is never labeled as an operator total.
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