Data Directory Data Miner 2 is now live Data Miner 2 is designed to make it easier to access public data published by PJM. Data Miner 2 contains most of the data listed in this data directory. Most data sources in this directory will be retired August 2018. Please visit Data Miner 2 for all available data. This page provides a streamlined search for data posted on pjm.com. As you enter the search term, the data dictionary immediately begins filtering the list of data. A listing of one-time PJM data postings is available on the One Time Data Requests page. If you cannot find the data you are looking for, visit the Data Availability page.