CSS Risk Monitor • 90-Day Window

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 90-Day rolling window.

Summary • 186 Data Sources

What is the curtailment risk in ERCOT south zone?

The 90-Day Curtailment Severity Score (CSS) for ERCOT ERCOT South is 43/100, rated as "Medium" risk. Over this period, there were 258 negative price hours and 0.4% of generation was curtailed.

Key Data Points

CSS Score: 43/100
Risk Band: Medium
Negative Price Hours: 258
Curtailed MWh Share: 0.4%

Medium Risk

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7-Day 30-Day 90-Day

North South West Houston Panhandle Far West

Risk Analysis: ERCOT South

Curtailment risk in ERCOT South is moderate. While not critical, 258 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.

Critical Market Intelligence