Umatilla River at West Reservation Bndy near Pendleton, OR

USGS Site No: 14020850Umatilla River • Umatilla County, OR

Umatilla River at West Reservation Bndy near Pendleton, OR on the Umatilla River is currently at 98 cfs (Very Low — 10th percentile for this date) . Gage height: 2.97 ft.

Reading from

98
CFS Discharge
2.97
Gage Height (ft)
Very Low
Flow Condition
N/A
Flood Status

Historical Percentile Comparison

Today's discharge compared to the long-term record for June 11 at this station. Percentile rank shows what fraction of historical years had lower flow on this date.

Percentile Label CFS Threshold Today's Flow
10th Very Low threshold 101 Today: 98 cfs
25th Low threshold 133
50th (Median) Normal (median) 228
75th High threshold 387
95th Very High threshold 1,490

30-Day Hydrograph

Recent discharge plotted against the historical 10th–95th percentile envelope for the same calendar days. Source: USGS daily values + long-term statistics.

7.8k 3.9k 0 cfs Apr 5 May 28
10th–95th historical Day-of-year median Recent discharge

30-Day Flow History

Date Discharge (CFS) Gage Ht (ft)
May 28, 2026 101
May 27, 2026 107
May 26, 2026 105
May 25, 2026 105
May 24, 2026 110
May 23, 2026 115
May 22, 2026 121
May 21, 2026 127
May 20, 2026 136
May 19, 2026 145
May 18, 2026 157
May 17, 2026 169
May 16, 2026 159
May 15, 2026 159
Apr 20, 2026 789
Apr 19, 2026 963
Apr 18, 2026 1,170
Apr 17, 2026 1,420
Apr 16, 2026 1,690
Apr 15, 2026 1,650
Apr 14, 2026 1,990
Apr 13, 2026 1,570
Apr 12, 2026 384
Apr 11, 2026 400
Apr 10, 2026 423
Apr 9, 2026 466
Apr 8, 2026 521
Apr 7, 2026 563
Apr 6, 2026 604
Apr 5, 2026 622

Station Information

USGS Site No
14020850
State
OR
Coordinates
45.6715, -118.7366
Drainage Area
441 mi²
Datum (ft)
1,130.0
HUC Code
17070103
View on USGS NWIS →

Recent Extremes

Max discharge
3,380 cfs
Mar 15, 2026
Min discharge
31 cfs
Aug 14, 2025

Computed from the local daily-values archive.