Consumer Power Quality Index (CPQI)
Interactive map showing power quality metrics across the United States. The CPQI combines data on power outages, voltage sags, surges, and brownouts to provide a comprehensive view of electrical power quality.
Power Quality Data Visualization
Select a month to view power quality metrics. Darker colors indicate higher CPQI values (more power quality issues).
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Understanding the CPQI
What is CPQI?
The Consumer Power Quality Index (CPQI) is a composite metric that combines multiple power quality measurements to provide a single score representing the overall electrical power quality in a given area.
Data Components
- • Power outage events
- • Voltage sag warnings
- • Voltage swell warnings
- • Total harmonic distortion