2003 – Despite a massive blackout in the Northeast, the game between the Mets and the Giants at Shea Stadium is the only postponement on the major league schedule. Although the cities of Detroit, Toronto and Clevelandare without electricity, the Tigers, Blue Jays and Indians either have the day off or are playing on the road.

On August 14, 2003 — 2003 – Despite a massive blackout in the Northeast, the game between the Mets and the Giants at Shea Stadium is the only postponement on the major league schedule. Although the cities of Detroit, Toronto and Clevelandare without electricity, the Tigers, Blue Jays and Indians either have the day off or are playing on the road.

Source:
Baseball Reference August 14
National Pastime
Retro Sheet
Hall of Fame
SABR Games Project
Replay The Game