Chark caught both of his targets for 16 yards in Sunday's 40-17 loss to the Buccaneers.
Chark is active for Sunday's game against the Falcons, Eric Smith of the Chargers' official site reports.
Speaking with the media Wednesday, coach Jim Harbaugh said it's possible Chark will be active and play Sunday against the Falcons, Daniel Popper of The Athletic reports.
Chark played one offensive snap in the 27-17 win over the Titans on Sunday.
Chark (groin) is not listed on the Chargers' Week 10 injury report.
Chark (groin) is inactive for Sunday's game against the Browns.
The Chargers activated Chark (groin) from injured reserve Saturday, but he remains questionable for Sunday's game at Cleveland.
Chark (groin) is listed as questionable for Sunday's game against the Browns.
Chark (groin) practiced fully Thursday, Eric Smith of the Chargers' official site reports.
Chark (groin) was a limited participant in Wednesday's practice.