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Pages in category "Mountain ranges of Orange County, California" The following 6 pages are in this category, out of 6 total. This list may not reflect recent changes. C.
Orange County, California – Racial and ethnic composition Note: the US Census treats Hispanic/Latino as an ethnic category. This table excludes Latinos from the racial categories and assigns them to a separate category. Hispanics/Latinos may be of any race. Race / Ethnicity (NH = Non-Hispanic) Pop 1990 [81] Pop 2000 [82] Pop 2010 [75] Pop ...
Observed concentrations have been in the range of 0.1–4.8 parts per billion in rural air, 4–10.5 ppb in urban air, and 7–260 ppb in industrial air samples. [ 9 ] In the United States and some European countries a threshold limit value of 500 parts per million ( ppm ) was established for occupational (8-hour time-weighted average ) exposure.
Starting in 1916, the fair was managed by the Orange County Farm Bureau. An Orange County Fair Board was elected in 1925, and the fair was moved to Anaheim with the addition of a rodeo and carnival. From 1932 to 1939, the fair was located in Pomona, California as part of a combined Orange, Los Angeles, and Riverside County Fair. [4]
Orange High School first opened on September 21, 1903 as Orange Union High School (using the Dobner Block on South Glassell as a temporary location). The first building for the new campus was completed in the summer of 1905 at Palm Ave. and Glassell St. [3] in the city of Orange and first occupied in September of that year.