CO DWR · BEROUTCO

BEERS SISTER RESERVOIR OUTLET RIVER

CO DWR · BEROUTCOLIVE

Beers Sister Reservoir Outlet

JEFFERSON COUNTY, CO39.6157°N, -105.1218°W Updated 1 d ago

FLOW RATE

0cfs

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 YEAR

0cfs

Optimal band: 1–1 cfs

PERIOD HIGH

1cfs

PERIOD LOW

1cfs

RUNNABLE

100%

last 1 year in band

Precipitation History

Precipitation · YTD

Dry

Drier than normal

2026 to date

9.1in

-31% vs normal

9.12 in of precipitation so far this year, 31% below the 30-year normal of 13.24 in for this point in the season.

YTD Total

9.1in

This year so far

Normal to Date

13.2in

30-yr average

Typical Range

9.7–16.4in

10th–90th pct YTD

Departure

-31%

vs 30-yr normal

By Month

This year

Typical range

Normal

Jan: 0.91" · normal 0.89" (0.4–1.5)

Jan

Feb: 0.13" · normal 0.95" (0.3–1.7)

Feb

Mar: 1.26" · normal 2.00" (1.2–3.1)

Mar

Apr: 1.81" · normal 3.00" (1.4–4.5)

Apr

May: 3.59" · normal 3.45" (2.0–5.3)

May

Jun: 1.18" · normal 2.22" (1.0–4.0)

Jun

Jul: 0.24" (so far)· normal 2.11" (0.6–3.5)

Jul

Aug: normal 1.84" (0.7–3.2)

Aug

Sep: normal 1.49" (0.4–2.9)

Sep

Oct: normal 1.70" (0.5–3.1)

Oct

Nov: normal 1.21" (0.5–2.2)

Nov

Dec: normal 0.88" (0.3–1.3)

Dec

Baseline 1991–2020 · Source: Open-Meteo04:28 UTC

Your History · Beers Sister Reservoir Outlet

Track your history

Station Location

39.6157, -105.1218

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DATA · CO DWR · NOAA · NWSUPDATED 2026-07-11 00:00 UTC

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