TRUCKEE, Calif. — After two years of negotiations with property owners, the Truckee Donner Land Trust announced on April 28 its purchase of the last remaining private parcel in Pole Creek. Now, the acquisition secures conservation of the entire watershed. The nonprofit land trust, which works to protect open space through land acquisitions, easements and exchanges, acquired the 61-acre property for $700,000. The purchase ensures protection of th…