Streams

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A. Watershed Features                   

1. Streams

The headwaters of the Darby Watershed begin in some of the highest areas of Ohio in Logan and Champaign County where there are many hills and steep slopes.  The gradient begins to level out into highly productive agricultural land through the central counties of the watershed and then falls more rapidly in Pickaway County to the Scioto River.  Along the mainstems of Big and Little Darby Creek a substantial forested buffer exists which has helped to buffer negative impacts.  There are no substantial urban areas along either the Big or Little Darby Creek however several tributaries are experiencing increased urbanization in Union and Franklin Counties.  

This section of the inventory examines all streams recognized in the National Hydrography Dataset (NHD) by the USGS which includes all perennial and most intermittent streams in the watershed.  This stream database is the same set of streams the EPA used when analyzing the Darby Watershed.  Figure 69 illustrates the total number of stream miles analyzed by county and also includes county maintained ditches.  The last entry in the figure labeled “Madison/Franklin” is the mainstem of Big Darby between Madison and Franklin County. 

Figure 69:  Stream Miles Analyzed by County

County

Total Stream Miles

Percent of Total Miles

Madison

197.48

27.63%

Union

153.37

21.46%

Champaign

130.42

18.25%

Franklin

90.72

12.69%

Pickaway

84.15

11.77%

Logan

45.88

6.42%

Franklin/Madison

12.69

1.78%

Totals

714.71

100.00 %

Following sections will examine the stream gradient, buffers, channel condition, and point and non point pollution sources. 

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All information found on this website is for informational purposes only by the Darby Joint Board of Supervisors. All text, images, logos and information contained on this website are property of the Joint Board and they may not be used or reproduced without permission of the Joint Board. 
For problems or questions regarding this website please contact the Darby Watershed Coordinator.
Last updated: August 18, 2008.