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Map of the United States with Ohio highlighted. Ohio is a state located in the Midwestern United States. Cities in Ohio are municipalities whose population is no less than 5,000; smaller municipalities are called villages. Nonresident college students and incarcerated inmates do not count towards the city requirement of 5,000 residents. [1]
Radon concentration can differ widely from place to place. In the open air, it ranges from 1 to 100 Bq/m 3, even less (0.1 Bq/m 3) above the ocean. In caves or ventilated mines, or poorly ventilated houses, its concentration climbs to 20–2,000 Bq/m 3. [79] Radon concentration can be much higher in mining contexts.
Ohio law defines a structure for county government, although they may adopt charters for home rule. [1] [2] The minimum population requirement for incorporation is 1,600 for a village and 5,000 for a city. [3] Unless a county has adopted a charter, it has a structure that includes the following elected officers:
The average population of Ohio's counties was 133,931; Franklin County was the most populous (1,326,063) and Vinton County was the least (12,474). The average land area is 464 sq mi (1,200 km 2 ). The largest county by area is Ashtabula County at 702.44 sq mi (1,819.3 km 2 ), and its neighbor, Lake County , is the smallest at 228.21 sq mi (591. ...
The Office of Management and Budget (OMB) has designated more than 1,000 statistical areas for the United States and Puerto Rico. [2] These statistical areas are important geographic delineations of population clusters used by the OMB, the United States Census Bureau, planning organizations, and federal, state, and local government entities.
The following neighborhoods and cities have worst life expectancy in Ohio, according to the CDC. West Side of Columbus , Ohio: 60 years. Old North neighborhood of Dayton , Ohio: 61.1 years.
If you travel for the solar eclipse next month, you may be stuck in traffic for a while. Officials expect 150,000 to 575,000 visitors when the total solar eclipse casts its shadow over Ohio on ...
Ohio's borders are within 500 miles (800 km) of roughly 60 percent of the country's population and manufacturing infrastructure, making Dayton a logistics hub. [11] [12] The city is home to Wright-Patterson Air Force Base, a significant contributor to research and development in the industrial, aeronautical, and astronautical engineering fields.