North Santiam River at Greens Bridge, near Jefferson, OR

USGS Site No: 14184100North Santiam River • Linn County, OR

North Santiam River at Greens Bridge, near Jefferson, OR on the North Santiam River is currently at 1,110 cfs (Low — 17th percentile for this date) . Gage height: 14.21 ft.

Reading from

1,110
CFS Discharge
14.21
Gage Height (ft)
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 991
25th Low threshold 1,250 Today: 1,110 cfs
50th (Median) Normal (median) 1,630
75th High threshold 3,740
95th Very High threshold 10,600

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.

17k 8.6k 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 1,070
May 27, 2026 1,090
May 26, 2026 1,110
May 25, 2026 1,090
May 24, 2026 1,100
May 23, 2026 1,110
May 22, 2026 1,130
May 21, 2026 1,150
May 20, 2026 1,190
May 19, 2026 1,230
May 18, 2026 1,290
May 17, 2026 1,310
May 16, 2026 1,170
May 15, 2026 1,150
Apr 20, 2026 2,380
Apr 19, 2026 2,470
Apr 18, 2026 2,610
Apr 17, 2026 2,890
Apr 16, 2026 3,350
Apr 15, 2026 3,130
Apr 14, 2026 2,330
Apr 13, 2026 2,300
Apr 12, 2026 2,300
Apr 11, 2026 2,250
Apr 10, 2026 2,110
Apr 9, 2026 2,150
Apr 8, 2026 2,210
Apr 7, 2026 2,280
Apr 6, 2026 2,360
Apr 5, 2026 2,440

Station Information

USGS Site No
14184100
State
OR
County
Linn County
Coordinates
44.7079, -122.9731
Drainage Area
736 mi²
Datum (ft)
231.5
HUC Code
17090005
View on USGS NWIS →

Recent Extremes

Max discharge
26,200 cfs
Dec 19, 2025
Min discharge
674 cfs
Jul 30, 2025

Computed from the local daily-values archive.

Nearby Gauges