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Upper Laramie River Subbasin Overview


The Upper Laramie River subbasin includes the upstream reaches of the Laramie River in Wyoming and the Little Laramie River. The Laramie River is a major tributary of the North Platte River. This subbasin covers approximately 1,900 square miles, almost all of which are located in Albany County. The City of Laramie is located in the Upper Laramie River subbasin, as are a number of relatively large irrigation reservoirs.

Additional information and maps of the Upper Laramie River subbasin can be accessed by using the menu displayed on the left or the navigational menu displayed on the top of this page.


The Platte River Basin Plan is a planning tool developed for the Wyoming Water Development Office. It presents estimated current and estimated future uses of water in WyomingĂs Platte River Basin. The Plan is not used to determine compliance with or administration of state law, federal law, court decrees, interstate compacts, or interstate agreements.
Wyoming Water Development Commission
6920 Yellowtail Road
Cheyenne, Wyoming 82002
Ph. (307) 777-7626
Fax (307) 777-6819