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South Platte Basin water today

Today's figures for Division 1 of the Colorado Division of Water Resources: river calls, flows, reservoirs, snowpack and drought, each with its source and time.

Figures as of · Advisory only — confirm water rights with Colorado DWR.

Active calls21Most senior: Howard Ditch on South Boulder Creek, priority Apr 1, 1860. See the listColorado DWR (CDSS) · Oct 4, 2026, 6:24 a.m. MDT
River flow135 cfsSouth Platte River at Fort Lupton, 92% of the median for this dateUSGS · Oct 4, 2026, 1:00 p.m.
Reservoirs65% full259,607 of 400,010 acre-feet in 6 reservoirs Reservoir pageColorado DWR and Reclamation · Oct 3, 2026
SnowpackOut of seasonSNOTEL stations have no percent of median to show. Snowpack pageNRCS SNOTEL
DroughtD3Extreme drought, the most severe category in the division's counties (Weld County) Drought by countyU.S. Drought Monitor, map valid Sep 29, 2026
Weather77 °FGreeley · today 47–82 °F · reference ET 0.16 inOpen-Meteo · Oct 4, 2026, 1:00 p.m.

River flows

Gaugecfs% of medianSourceReading
South Platte River below Brush Creek near Trumbull8345%USGSOct 4, 2026, 12:45 p.m.
South Platte River below Union Avenue at Englewood1132%USGSOct 4, 2026, 12:45 p.m.
South Platte River at Englewood2236%USGSOct 4, 2026, 1:00 p.m.
South Platte River at 64th Avenue, Commerce City36275%USGSOct 4, 2026, 12:45 p.m.
South Platte River at Fort Lupton13592%USGSOct 4, 2026, 1:00 p.m.
South Platte River at Fort Morgan14659%USGSOct 4, 2026, 1:30 p.m.

Reservoirs

ReservoirFullStorage (AF)Capacity (AF)Date
Horsetooth Reservoir79%123,858156,735Oct 3, 2026
Carter Lake59%66,709112,230Oct 3, 2026
Chatfield Reservoir56%27,02447,882Oct 3, 2026
Cherry Creek Reservoir78%10,83213,960Oct 3, 2026
Spinney Mountain Reservoir30%15,62653,000Oct 3, 2026
Button Rock (Ralph Price) Reservoir96%15,55816,203Oct 3, 2026

All stream gauges in the South Platte basin

A page per gauge with its latest flow; 68 in the division.

Show all 68 gauges, by river
Tarryall Creek
Upper Station
South Platte River
above Cheesman Lake · below Brush Creek · below Union Avenue · Englewood · 64th Avenue, Commerce City · Fort Lupton · Fort Morgan
West Plum Creek
Perry Park · Sedalia
East Plum Creek
above Haskins Gulch
Plum Creek
Sedalia · Titan Road
Lee Gulch
Littleton
Dutch Creek
Platte Canyon Drive
Big Dry Creek
below C-470 · Westminster · Mouth
Bear Creek
above Evergreen · above Bear Creek Lake
Turkey Creek
above Bear Creek Lake
Little Dry Creek
Arapahoe Road · above Englewood · Westminster · below Federal Blvd
Harvard Gulch
Colorado Blvd. · Harvard Park
Weir Gulch
above 1st Avenue
Dry Gulch
Denver
Lakewood Gulch
Denver
Cherry Creek
Franktown · below Cherry Creek Lake · Denver · Parker
Sand Creek
above Burlington Ditch · Mouth
South Clear Creek
above Lower Cabin Creek Reservoir · above Lower Cabin Creek Reservoir Spillway
Leavenworth Creek
Mouth
Clear Creek
above West Fork Clear Creek · Lawson · Golden
West Fork Clear Creek
above Mouth
North Clear Creek
above Mouth
Lena Gulch
Lakewood
First Creek
below Buckley Road
Left Hand Creek
Hover Road
Fourmile Creek
Logan Mill Road · Orodell
Fourmile Canyon Creek
Sunshine
Boulder Creek
North 75th Street · Mouth
St Vrain Creek
below Boulder Creek
North Fork Big Thompson River
Drake
Big Thompson River
above Dille Tunnel · Loveland
Buckhorn Creek
Masonville
Joe Wright Creek
below Joe Wright Reservoir
North Fork Cache La Poudre River
above Halligan Reservoir · below Halligan Reservoir · Livermore
Cache La Poudre River
Fort Collins · above Boxelder Creek · above North 11th Avenue
Toll Gate Creek
above 6th Avenue
Andrews Creek
Loch Vale, Rocky Mountain National Park
The Loch Outlet
Loch Vale, Rocky Mountain National Park
Big Thompson
below Moraine Park

Counties in this basin

This week's drought by county, wholly or partly in Division 1: Adams · Arapahoe · Boulder · Broomfield · Cheyenne · Clear Creek · Denver · Douglas · Elbert · El Paso · Gilpin · Jefferson · Kit Carson · Larimer · Lincoln · Logan · Morgan · Park · Phillips · Sedgwick · Teller · Washington · Weld · Yuma

About the South Platte basin

The South Platte basin is Division 1 of Colorado's seven water divisions. It takes in the South Platte, Laramie and Republican river basins, and its Division Engineer's office and water court sit in Greeley. BasinMind follows conditions here at Fort Collins, Greeley, Denver and Sterling.

The division is split into 16 water districts, the units water commissioners administer day to day. The first two digits of a structure's WDID are its district (What is a WDID?).

  • 01 South Platte: Greeley to Balzac
  • 02 South Platte: Denver Gage to Greeley
  • 03 Cache La Poudre River
  • 04 Big Thompson River
  • 05 St. Vrain Creek
  • 06 Boulder Creek
  • 07 Clear Creek
  • 08 South Platte Cheesman to Denver Gage
  • 09 Bear Creek
  • 23 Upper South Platte
  • 48 Laramie River
  • 49 Republican River
  • 64 South Platte: Balzac to Stateline
  • 65 Arikaree River
  • 76 Sand Creek
  • 80 North Fork of South Platte

BasinMind follows 6 reservoirs in the division, with the capacity it records for each: Horsetooth Reservoir (156,735 acre-feet), Carter Lake (112,230 acre-feet), Chatfield Reservoir (47,882 acre-feet, reallocated multipurpose pool), Cherry Creek Reservoir (13,960 acre-feet, conservation pool), Spinney Mountain Reservoir (53,000 acre-feet) and Button Rock (Ralph Price) Reservoir (16,203 acre-feet). The largest is Horsetooth Reservoir; daily storage comes from Colorado DWR telemetry or Reclamation.

The South Platte Compact (1923) with Nebraska governs how the river is shared at the state line.

Water planning here runs through the South Platte Basin Roundtable and Metro Basin Roundtable of the Colorado Water Conservation Board.

Each figure above carries the time its source stamped it. Percent of median compares today's flow with the median for this date over the gauge's record (cfs and acre-feet); a call shows how far down the priority list rights are being served on a stretch of river (What is a water call?).

More for this basin

Explainers

Other basins

Sources

  1. Colorado DWR — Active administrative calls (CDSS)
  2. USGS — National Water Information System
  3. Colorado's Decision Support Systems (CDSS) — telemetry
  4. Bureau of Reclamation — Upper Colorado hydrodata
  5. NRCS National Water and Climate Center — SNOTEL
  6. U.S. Drought Monitor
  7. Open-Meteo — weather