ERCOT ERCOT South — Curtailment Risk
Real-time Curtailment Severity Score (CSS) for the ERCOT South zone, tracking negative price hours and generation curtailment over a 7-Day rolling window.
What is the curtailment risk in ERCOT south zone?
The 7-Day Curtailment Severity Score (CSS) for ERCOT ERCOT South is 60/100, rated as "Medium" risk. Over this period, there were 30 negative price hours and 0.6% of generation was curtailed.
Key Data Points
- CSS Score: 60/100
- Risk Band: Medium
- Negative Price Hours: 30
- Curtailed MWh Share: 0.6%
Risk Analysis: ERCOT South
Curtailment risk in ERCOT South is moderate. While not critical, 30 negative price hours indicate periodic oversupply, particularly during wind events. Factor curtailment clauses into any long-term lease agreements.
Historical Context
ERCOT has seen a significant increase in renewable generation, particularly wind in the West, Panhandle, and Far West zones. This has led to periodic negative pricing when wind generation exceeds demand. Data centers with flexible load profiles can exploit these periods for low-cost inference processing.
The 'Grid Bottleneck' Report
- The 5 substations in Ohio that still have capacity.
- Why ERCOT South offers arbitrage opportunities.
- Full CSS timeseries for all ERCOT zones.
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