Either this was a huge screw up or there's a very generous pothead in Washington.

Goodwill employees in Monroe, Washington were shocked when they opened a donated cooler and found it filled with 3.75 pounds of marijuana. That's a whole lotta weed.

The Monroe Police Department estimates that it's worth about $24,000 on the street. They are going over the store's surveillance footage to see if they can find the person who brought in the cooler.

Read more at Q13 FOX.