Thomas William Sullivan was a hydro engineer who, over a span of half a century, was largely responsible for the industrial development at Willamette Falls. …

Oregon Encyclopedia

Tom McCall, more than any leader of his era, shaped the identity of modern Oregon. As governor from 1967 to 1975, McCall, a Republican, pioneered …

Oregon Encyclopedia

Thompson’s Mills, the oldest existing water-powered grain mill in Oregon, hugs the Calapooia River about two miles east of Shedd in Linn County. In 2004, …

Oregon Encyclopedia

Thornton Taft Munger was the first director of the U.S. Forest Service's Pacific Northwest Forest Experiment Station (later the Pacific Northwest Forest and Range Experiment …

Oregon Encyclopedia

At fifteen acres, Three Arch Rocks lays claim to being one of the smallest wildlife refuges in the world as well as one of the …

Oregon Encyclopedia

The Three Sisters Wilderness area in the central Cascade Mountains has long been a popular backcountry recreation site. It is the second-largest of the forty …

Oregon Encyclopedia

Tigard (pronounced TY-gerd) is located in Washington County’s Tualatin Valley, a region that for thousands of years was the territory of the Atfalati, a …

Oregon Encyclopedia

  Tillamook, the county seat of Tillamook County and its largest city, is located near the southeast end of Tillamook Bay, seventy-three miles west of …

Oregon Encyclopedia

Tillamook Bay, which encompasses a 597-square-mile watershed, is the largest of the five bays in Tillamook County. The bay is fed by five principal rivers: …

Oregon Encyclopedia

The Tillamook Burn was a catastrophic series of large forest fires in the northern Oregon Coast Range mountains 50 miles west of Portland. It began in 1933 …

Oregon Encyclopedia