Diving into the U.S. Environmental Protection Agency’s Office of Superfund Remediation and Technology Innovation Superfund Remedy Report 18th Edition is like a time warp and trivia game all in one:

• How many decision documents were published for final and deleted National Priority List (NPL) sites from FY 1981 through FY 2023?
• How many sites selected and/or implemented a source pump-and-treat technology from FY 1991 to FY 1995?
• What percentage increase of sites have selected and/or implemented a treatment remedy over the last 20 years?

Our trivia questions aside, the report also delves deeper into some of the numbers and provides insights. For example, “…on-site containment and off-site disposal remedies for soil in FY 2023 decision documents showed that while off-site disposal was selected more frequently, a higher volume of soil was managed using on-site containment. The smaller volumes of soil sent for off-site disposal were often principal threat wastes or hotspots…” Click here to read the report.

(Answers to trivia questions are 6,297; 10%; and 44.)