A $1,532,761 prize from the Feb. 21 drawing remains unclaimed and is approaching its expiration deadline, the California Lottery said. To claim a top prize Powerball jackpot, players have up to a year from the date of the draw to claim, however for prizes like this 5-number match, players have 180 days from the date of the draw to claim their Powerball prize. If you believe you have the winning ticket:— Visit a California Lottery District Office before the deadline. The winning ticket will not be valid past Aug. 20. For those looking for fresh winnings, Powerball’s jackpot has reached $1 billion, with a lump-sum option paying $433.1 million.