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  2. Pollen count - Wikipedia

    en.wikipedia.org/wiki/Pollen_count

    A pollen count is a measurement of the number of pollen grains in a given volume of air. Pollen counts, and forecasts of pollen conditions, are routinely produced and reported to the public because high aerial pollen concentration is associated with increased rates of allergic reaction for those with conditions such as hay fever and asthma .

  3. Eugene, Oregon - Wikipedia

    en.wikipedia.org/wiki/Eugene,_Oregon

    The second-most populous city in Oregon, Eugene had a population of 176,654 as of the 2020 United States census [12] and it covers city area of 44.21 sq mi (114.5 km 2). The Eugene-Springfield metropolitan statistical area is the second largest in Oregon after Portland. [13] In 2022, Eugene's population was estimated to have reached 179,887.

  4. List of counties in Oregon - Wikipedia

    en.wikipedia.org/wiki/List_of_counties_in_Oregon

    Named for Thomas Hart Benton, senator and advocate of U.S. annexation of the Oregon Country. 97,713: 676 sq mi (1,751 km 2) Clackamas County: 005: Oregon City: 1843: One of the original four districts of the Oregon Country: Named for the Clackamas people, a local Native American tribe. 423,173: 1,868 sq mi (4,838 km 2) Clatsop County: 007 ...

  5. Portland, Oregon - Wikipedia

    en.wikipedia.org/wiki/Portland,_Oregon

    Portland (/ ˈ p ɔːr t l ə n d / PORT-lənd) is the most populous city in the U.S. state of Oregon, located in the Pacific Northwest region. Situated close to northwest Oregon at the confluence of the Willamette and Columbia rivers, it is the county seat of Multnomah County, Oregon's most populous county.

  6. Portland metropolitan area - Wikipedia

    en.wikipedia.org/wiki/Portland_metropolitan_area

    [2] [3] It has 5 principal cities, the largest being Portland, Oregon. [4] The U.S. Office of Management and Budget (OMB) identifies it as the Portland–Vancouver–Hillsboro, OR–WA Metropolitan Statistical Area, a metropolitan statistical area used by the United States Census Bureau (USCB) and other entities.

  7. Metzger, Oregon - Wikipedia

    en.wikipedia.org/wiki/Metzger,_Oregon

    Metzger is a census-designated place and unincorporated community, in Washington County, Oregon, United States. As of the 2020 census, the CDP population was 4,272. It is named for Herman Metzger, who platted the community. It is a suburb located within Portland, Oregon.

  8. Oakridge, Oregon - Wikipedia

    en.wikipedia.org/wiki/Oakridge,_Oregon

    Oakridge is a city in Lane County, Oregon, United States.The population was 3,205 as of the 2010 census. [6] It is located east of Westfir on Oregon Route 58, about 40 miles (64 km) east of Eugene and 150 miles (240 km) southeast of Portland.

  9. Rhododendron, Oregon - Wikipedia

    en.wikipedia.org/wiki/Rhododendron,_Oregon

    A post office was established in the area in 1909 and named "Rowe" after Henry S. Rowe, a mayor of Portland, Oregon, who was interested in developing the state's scenic attractions. [3] In 1917 the office was renamed "Zig Zag" and shortly thereafter "Zigzag". [3]

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