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The city of Portland, Oregon, is known for having a large number of man-made reservoirs. Portland's reservoirs provide storage for drinking water from the Bull Run River. Portland is currently in the process of covering some of these reservoirs for continued use due to health concerns, but plans to keep most of them uncovered for their historic ...
The East Side tunnel was the largest sewer construction project ever undertaken by the City of Portland. A contractor, Kiewit-Bilfinger Berger (KBB), used a tunnel boring machine that was 300 feet (91 m) long and had a cutting head that was 25 feet (7.6 m) in diameter. In addition to the tunnel and the pipe, the project involved building seven ...
A crawl space or crawlspace is an unoccupied, unfinished, narrow space within a building, between the ground and the first (or ground) floor. The crawl space is so named because there is typically only enough room to crawl rather than stand; anything larger than about 1 to 1.5 metres (3 ft 3 in to 4 ft 11 in) and beneath the ground floor would ...
The Oregon Museum of Science and Industry (OMSI, / ˈ ɒ m z iː / OM-zee) is a science and technology museum in Portland, Oregon, United States.It contains three auditoriums, including a large-screen theatre, planetarium, and exhibition halls with a variety of hands-on permanent exhibits focused on natural sciences, industry, and technology, while transient exhibits span a wider range of ...
The Portland Water Bureau is the municipal water department for the city of Portland in the U.S. state of Oregon.The bureau manages a water supply that comes mainly from the Bull Run River in the foothills of the Cascade Range east of the city and secondarily from the Columbia South Shore Well Field near the Columbia River.
The United States National Water and Climate Center collects and disseminates water resources and climate data. [1] It is part of the Natural Resources Conservation Service of the United States Department of Agriculture (USDA). The offices are located in Portland, Oregon, near Lloyd Center. [2] Services include:
The Columbia Slough is a narrow waterway, about 19 miles (31 km) long, in the floodplain of the Columbia River in the U.S. state of Oregon.From its source in the Portland suburb of Fairview, the Columbia Slough meanders west through Gresham and Portland to the Willamette River, about 1 mile (1.6 km) from the Willamette's confluence with the Columbia. [6]
The City of Portland has determined it needs "enough pool capacity to accommodate 1% of the population at any one time", but as of 2006 was only able to reach 60% of this goal. [4] While the city's population has increased by 12.2% over the last decade, Portland Parks & Recreation has not increased pool capacity to match, so the Columbia Pool ...