Hydrologic modeling - Chappel Creek - Erie County
8,362 acres in watershed
1,046 acres changed from Agricultural, Rangeland, or Forest to Urban or Buil-up land from 1994 to 2005 equaling a 12.5% growth
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Landuse Breakdown
803	acres of Aggricultural developed	x (0.30 Aggricultural Coefficient minus 0.70 urban or built-up land use coefficient)	321.2	additional c.f.s.runoff for a 25 year storm [Q=ACi]
0.841	acres of Rangeland developed	x (0.25Rangeland Coefficient minus 0.70 urban or built-up land use coefficient)	0.37845	additional c.f.s.runoff for a 25 year storm [Q=ACi]
218	acres of Forest developed	x (0.15Forest Coefficient minus 0.70 urban or built-up land use coefficient)	0.46255	additional c.f.s.runoff for a 25 year storm [Q=ACi]
3.3	acres of Water developed	x (0.00 Water Coefficient minus 0.70 urban or built-up land use coefficient)	2.31	additional c.f.s.runoff for a 25 year storm [Q=ACi]
20	acres of Wetland developed	x (0.05 Wetland Coefficient minus 0.70 urban or built-up land use coefficient)	13	additional c.f.s.runoff for a 25 year storm [Q=ACi]
		Creating a total of	337.351	additional c.f.s. runoff in this watershed