Media Post

Detrimental Effects of Poor Data Quality: Power Outage Data from 2002-2015

Authors: Shawn Adderly, Tim Sullivan, Mun Son, Todd Peterson

We examine the outage data from the Department of Energy from 2002-2015 to find trends in the duration, causes, and number of customers impacted. Due to erroneous data in some fields, a substantial percentage, (61% to 88%) of the data could not be used for the analysis. Much of the remaining data had to be corrected or reformatted before analysis could be performed.

Data Errors Data Quality Doe Data

Download Attachment