Only athlete to podium finish at every 24 hour OCR in the USA in a single calendar year: Evan Perperis 2017
(2nd Terrain Relay, 1st Midwest Mayhem, 1st* Shale Hell and 2nd Team Merrel at World's Toughest Mudder)
Most 24 hour OCRs in a calendar year: Evan Perperis, 5
(2017 list plus True Grit Enduro in Australia)