The former world No. 1's next goal is Sam Snead's all-time mark of 82 wins.
Woods ended at 8-under-par 276 at Congressional Country Club.
Van Pelt hung with him for 15 holes until bogeying the final three, finishing two back at minus-6 with his even-par 71.
Grabbing sole possession of third place at minus-5 was Adam Scott, who matched the low round of the day with a 4-under 67.
Sharing fourth one shot further back were Robert Garrigus (70), Jhonattan Vegas (71), Billy Hurley III (72) and Seung- Yul Noh (73).
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