The clue "EPA concern" last appeared in the The Washington Post crossword on February 3, 2018. The correct answer for this puzzle is "AQI", a 3-letter word.
Solution AQI is our most searched for solution by our visitors. Solution AQI is 3 letters long. We have 2 further solutions of the same word length.
There are 8 solutions. The longest is EMISSIONS with 9 letters, and the shortest is AQI with 3 letters.
Indeed, the puzzle clue "EPA CONCERN" has seen a surge in lookups recently (last checked: 28 Mar 2026). Apparently it´s giving players some headaches!
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Solutions are between 3 and 9 letters long.