USGS · 14183000

NORTH SANTIAM RIVER

USGS · 14183000LIVE

NORTH SANTIAM RIVER AT MEHAMA, OR

MARION COUNTY, OR44.7893°N, -122.6188°W Updated 8 min ago

FLOW RATE

1,280cfs

GAUGE HT

3.38ft

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 DAY

1,280cfs 14.3% vs avg

Optimal band: 1,088–1,472 cfs

PERIOD HIGH

1,320cfs

PERIOD LOW

1,240cfs

RUNNABLE

100%

last 1 day in band

Gauge Height

3.38ft

Precipitation History

Precipitation · YTD

Dry

Drier than normal

2026 to date

29.9in

-30% vs normal

29.95 in of precipitation so far this year, 30% below the 30-year normal of 42.98 in for this point in the season.

YTD Total

29.9in

This year so far

Normal to Date

43.0in

30-yr average

Typical Range

33.6–54.3in

10th–90th pct YTD

Departure

-30%

vs 30-yr normal

By Month

This year

Typical range

Normal

Jan: 5.19" · normal 10.47" (5.4–15.0)

Jan

Feb: 6.86" · normal 8.01" (4.9–15.1)

Feb

Mar: 6.71" · normal 8.77" (5.2–14.1)

Mar

Apr: 5.27" · normal 7.23" (4.1–10.2)

Apr

May: 2.44" · normal 4.94" (2.3–7.5)

May

Jun: 3.47" · normal 3.41" (1.9–5.2)

Jun

Jul: 0.01" (so far)· normal 0.74" (0.1–1.4)

Jul

Aug: normal 0.96" (0.1–1.9)

Aug

Sep: normal 2.77" (0.3–5.4)

Sep

Oct: normal 6.77" (3.4–11.3)

Oct

Nov: normal 10.82" (4.7–15.4)

Nov

Dec: normal 11.96" (7.0–16.6)

Dec

Baseline 1991–2020 · Source: Open-Meteo06:31 AM

Your History · NORTH SANTIAM RIVER AT MEHAMA, OR

Track your history

Station Location

44.7893, -122.6188

Loading map…

DATA · USGS · NOAA · NWSUPDATED 2026-07-05 08:50 UTC

Site #14183000·USGS

Create a free account to save favorites, set flow alerts, and track conditions