USGS · 452736122294900

MITCHELL CREEK

USGS · 452736122294900LIVE

MITCHELL CREEK AT SE 162nd AVE, AT PORTLAND, OR

HAPPY VALLEY, OR45.4600°N, -122.4969°W

AIR TEMP

71°F

WIND

5mph NW

FISH INDEX

69SCORE / 100

GREAT · 4 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 DAY

—cfs

No flow data available

Precipitation History

Precipitation · YTD

Dry

Drier than normal

2026 to date

27.7in

-17% vs normal

27.74 in of precipitation so far this year, 17% below the 30-year normal of 33.26 in for this point in the season.

YTD Total

27.7in

This year so far

Normal to Date

33.3in

30-yr average

Typical Range

25.6–42.8in

10th–90th pct YTD

Departure

-17%

vs 30-yr normal

By Month

This year

Typical range

Normal

Jan: 4.74" · normal 8.52" (4.6–11.8)

Jan

Feb: 7.74" · normal 6.40" (3.6–10.4)

Feb

Mar: 6.69" · normal 6.88" (4.1–11.0)

Mar

Apr: 3.97" · normal 5.46" (2.7–7.6)

Apr

May: 1.72" · normal 3.58" (1.4–5.4)

May

Jun: 2.88" · normal 2.33" (1.3–3.8)

Jun

Jul: 0.01" (so far)· normal 0.61" (0.1–1.3)

Jul

Aug: normal 0.82" (0.1–1.5)

Aug

Sep: normal 2.35" (0.2–4.5)

Sep

Oct: normal 5.65" (2.5–9.1)

Oct

Nov: normal 8.97" (4.2–12.2)

Nov

Dec: normal 9.46" (5.1–14.0)

Dec

Baseline 1991–2020 · Source: Open-Meteo12:01 AM

Your History · MITCHELL CREEK AT SE 162nd AVE, AT PORTLAND, OR

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Station Location

45.4600, -122.4969

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DATA · USGS · NOAA · NWSUPDATED 2026-07-03 00:01 UTC

Site #452736122294900·USGS

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