Big Ten Academic Alliance Geospatial Discovery Portal

Big Ten Academic Alliance Geoportal

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Stormwater - Culverts: Stark County, Ohio

Stark County Ohio. Culverts are a length of pipe of varying diameters that carry water either under a road way, driveway or other structure.

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Stormwater - Detention Areas: Stark County, Ohio

Stark County Ohio. Detention areas are a basin in an area where excess storm water is stored or held temporarily. Retention basins hold water and Detention basins slo...

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Stormwater - Discharge Points: Stark County, Ohio

Stark County Ohio. A discharge point is essential what is called an outfall. An outfall is where a pipe or ditch enter into a creek, stream, river, basin, lake or pon...

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Stormwater - Dry Wells: Stark County, Ohio

Stark County Ohio. A dry well is an underground structure that disposes of storm water runoff, by dissipating it into the ground, where it merges with local groundwater.

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Stormwater - Flood Control Facilities: Stark County, Ohio

Stark County Ohio. A flood control facility refers to any method used to prevent or reduce the detrimental effects of flood waters. This may include, but not limited ...

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Stormwater - Gravity Mains: Stark County, Ohio

Stark County Ohio. A gravity main is a pipe in varying sizes that carries storm water by means of gravity. This essentially means there is no artificial machine used ...

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Stormwater - Inlets: Stark County, Ohio

Stark County Ohio. An inlet is basically called a catch basin. There are usually 2 types of inlets. A side inlet, which you see adjacent to a curb and grated inlets t...

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Stormwater - Manholes: Stark County, Ohio

Stark County Ohio. A Storm water manhole is a small covered opening in the pavement or other surface that allows a person to enter the storm water chamber beneath the...

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Stormwater - Open Drains: Stark County, Ohio

Stark County Ohio. An open drain is essentially called a ditch. A ditch is an open air gully in the ground that carries storm water runoff.

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Stormwater Grants: Philadelphia, Pennsylvania, United States

City of Philadelphia. For any questions or technical assistance please email maps@phila.gov.

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Stream Buffers: Franklin County, Ohio

2015. Ohio Geographically Referenced Information Program. Stream buffers for Franklin County, Ohio.

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Stream Protection Zone: Dublin, Ohio

2015. Ohio Geographically Referenced Information Program. Environmental data around the City of Dublin, OH, USA.

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Stream Rivers Assessment Units: Michigan

2015. State of Michigan. Michigan Stream Rivers Assessment UnitsMore Metadata.

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Stream Routes with Strahler Stream Order: Minnesota

Stream Routes with Strahler Stream Order: Minnesota

2015. Minnesota Department of Natural Resources (DNR). Stream segments with Strahler stream order values assigned. For more information about Strahler stream order, see: http://en.wikipedia.org/wiki/St...

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Streams: Anoka County, Minnesota

2015. Anoka County streams.

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Streams: Dublin, Ohio

2015. Ohio Geographically Referenced Information Program. Environmental data around the City of Dublin, OH, USA.

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Street Centerline: Philadelphia, Pennsylvania, United States

City of Philadelphia. For any questions or technical assistance please email maps@phila.gov.

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Street Centerlines Maintained by County Agencies: Indiana

Street Centerlines Maintained by County Agencies: Indiana

2015. Indiana Department of Homeland Security. COUNTY_STREET_CENTERLINES_IDHS_IN is a line feature class that contains street centerlines maintained by county agencies in Indiana, provided by pe...

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Street Centerlines: Montgomery County, Maryland

2015. Montgomery County, MD. Street Centerline.

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Street Centerlines: Washington, D.C.

2015. City of Washington, DC. Street Roadway Centerlines. A single line, segmented at all intersections (alley , service road, drive, street, and driveway centerline types), rep...