WATERSHED GEOGRAPHY AND HYDROLOGY
The Boulder Creek watershed drains 448 square miles and is 31.4 miles long stretching from continental divide in the Indian Peaks wilderness area to the confluence of the St. Vrain Creek east of Longmont. Details on the watershed features, Hydrologic Unit Codes (HUCs), EPA discharge sites and downstream watershed can be explored in the interactive map.
Graphical Information System Layers
USGS National Watershed Boundary Dataset (WBD)
USGS EDNA-Derived Watershed Atlas
EPA Enforcement and Compliance History Online (ECHO)
Citizen Watershed Patrols
Boulder Waterkeeper approach for patrolling the watershed is boots on the ground visitation and observation of key geographical and community locations of the watershed. Click on the the map to see additional details on each location and photographs of the boots patrol visits
Community participation is necessary. Boots, eyes and ears on the creek are essential and the more the better, please visit locations in the watershed and send photos and reports to firstname.lastname@example.org.
Social Media Feed
Facebook and Instagram #boulderwaterkeeper
NOAA water quantity data.
US Geologic Service Stream Gauges
USGS water quantity data.
City of Boulder Watershed Management
The City of Boulder publishes periodic water quality reports and maintains a creekcam at the New Britain Building,at 1101 Arapahoe Avenue.