CO DWR · PLAHARCO

SOUTH PLATTE RIVER

CO DWR · PLAHARCOLIVE

South Platte River Above Elevenmile Reservoir

PARK COUNTY, CO38.9678°N, -105.5815°W Updated 1 d ago

FLOW RATE

98cfs

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 7 DAY

98cfs

Optimal band: 83–113 cfs

PERIOD HIGH

98cfs

PERIOD LOW

81cfs

RUNNABLE

86%

last 7 day in band

Precipitation History

Precipitation · YTD

Dry

Drier than normal

2026 to date

7.4in

-15% vs normal

7.41 in of precipitation so far this year, 15% below the 30-year normal of 8.74 in for this point in the season.

YTD Total

7.4in

This year so far

Normal to Date

8.7in

30-yr average

Typical Range

5.8–11.2in

10th–90th pct YTD

Departure

-15%

vs 30-yr normal

By Month

This year

Typical range

Normal

Jan: 0.54" · normal 0.57" (0.2–1.1)

Jan

Feb: 0.43" · normal 0.65" (0.3–1.0)

Feb

Mar: 1.29" · normal 1.18" (0.5–1.9)

Mar

Apr: 1.59" · normal 1.90" (1.0–2.9)

Apr

May: 2.96" · normal 2.18" (1.2–3.4)

May

Jun: 0.50" · normal 1.78" (0.9–3.0)

Jun

Jul: 0.12" (so far)· normal 2.81" (1.3–4.4)

Jul

Aug: normal 2.53" (1.0–3.9)

Aug

Sep: normal 1.32" (0.6–2.1)

Sep

Oct: normal 1.11" (0.4–1.9)

Oct

Nov: normal 0.72" (0.3–1.3)

Nov

Dec: normal 0.57" (0.2–1.1)

Dec

Baseline 1991–2020 · Source: Open-Meteo02:42 PM

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Station Location

38.9678, -105.5815

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DATA · CO DWR · NOAA · NWSUPDATED 2026-07-06 00:00 UTC

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