Twain Harte Dam Duck Race at Eproson Park Sponsored by: By Sabrina Biehl Published Sep 6, 2014 11:00 am Loading Map.... Eproson Park22901 Meadow Dr - Twain HarteEvents 38.0370705 -120.23207150000002 Date/Time Date(s) - 09/06/201411:00 am - 5:00 pm Location Eproson Park Categories Arts Community Family Music Duck Race, games, summer survival party & concert. Back to the Events Calendar