The Northern Colorado Water Conservancy District and its Municipal Subdistrict provide water to Northeastern Colorado from the Colorado-Big Thompson and Windy Gap projects. Learn more about Northern Water and the Municipal Subdistrict.
  Grand lake Shadow Mountain Reservoir Horsetooth Reservoir Mary's Lake Pinewood Reservoir Lake Granby Windy Gap Reservoir Willow Creek Reservoir Green Mountain Reservoir Lake Estes Flatiron Reservoir Boulder Reservoir Carter Lake Northern Water Headquarters Southern Water Supply Pipeline Pleasant Valley Pipeline West Slope Collection System East Slope Distribution System Boulder Reservoir Mary's Reservoir Lake Estes Pinewood Reservoir Horsetooth Reservoir Flatiron Reservoir Carter Lake Pleasant Valley Pipeline Southern Water Supply Pipeline Northern Water Headquarters Green Mountain Reservoir Windy Gap Reservoir Willow Creek Reservoir Shadow Mountain Reservoir Adams Tunnel Grand Lake Lake Granby
West Slope Water Collection
Grand Lake, Lake Granby, Shadow Mountain Reservoir & more»
 
Colorado-Big Thompson Project
12 reservoirs, six hydroelectric plants, 95 miles of canals & more»

Power Generation
Estes Power Plant, Flatiron Power Plant & more» 

Recreation
C-BT boating, fishing, hiking & more»


East Slope Water Distribution
Boulder Reservoir, Carter Lake, Horsetooth Reservoir & more»

Windy Gap Project
Reservoir, pumping plant, 6-mile pipeline to Lake Granby & more»

Pipelines & Outlets
Carter Lake Outlet, Pleasant Valley Pipeline & more»
Future Water Supplies
Future water supplies


March Precipitation Well Below Average
Precipitation in March was well below average in the East Slope and West Slope watersheds. As of April 1, Colorado’s statewide snowpack was 70 percent of average. The snow water content in the the Upper Colorado River watersheds was 84 percent of average. In the South Platte tributaries, it was 86 percent of average. Precipitation within Northern Water’s district boundaries in March was 21 percent average. See the April 2015 streamflow forecast.