1890                Four-foot hydropower dam was built on the North Umpqua River.

1907                Dam height raised to sixteen-feet.

1923                Dam bought by the California Oregon Power Company.

1945                Fish ladder installed.

1948                Toktee Powerhouse built 60 miles upstream.

1961                Pacific Power & Light (PPL) acquires now obsolete Winchester Dam.

1964                Flood wrecks dam. PPL abandons Winchester Dam.

1969                PPL sells dam to Winchester Water Control District (WWCD) for $1.

1976                Oregon Water Resource Department condemns Winchester Dam.

1978                City of Roseburg refuses to accept ownership of Winchester Dam.

1984                Boat ramp privatized by Fish and Wildlife’s (ODFW) regulation.

1987                Oregon Water Resource Department (OWRD) inspects Winchester Dam.

1994                OWRD determines WWCD is storing 30% more than their legal allotment.

2013                Oregon Water Resource Department inspects Winchester Dam.

2019                ODFW ranks fish ladder the 26th worst out of 590 fish passage barriers.

2019                OWRD rates dam a “high hazard;” forsees loss of human life if dam fails.

2019                Winchester Dam repairs cause contamination & fish kill and $59,000 fine.

2020                Department of Environmental Quality reduces $59,000 fine to $19,000.

2021                All fishing closed on North Umpqua River.

2021                WWCD approves $3 million for dam repairs, penalties, fines, & legal fees.

2021                After 34 years of stonewalling, WWCD updates Emergency Action Plan.

2022                17 organizations offer to remove Winchester Dam at no cost to owners.

2023                All fishing closed on North Umpqua River.

2023                Permit violations cause worst fish kill of the year and $27.6 million fine.