Coast Fork Willamette at London, OR

USGS Site No: 14152500 • Coast Fork Willamette • Lane County, OR

Coast Fork Willamette at London, OR on the Coast Fork Willamette is currently at 40 cfs (Normal — 51th percentile for this date) . Gage height: 1.76 ft.

Reading from

40
CFS Discharge
1.76
Gage Height (ft)
Normal
Flow Condition
N/A
Flood Status

Historical Percentile Comparison

Today's discharge compared to the long-term record for October 28 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 18
25th Low threshold 25
50th (Median) Normal (median) 39
75th High threshold 82 Today: 40 cfs
95th Very High threshold 305

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.

1.1k 537 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 34 —
May 27, 2026 35 —
May 26, 2026 37 —
May 25, 2026 33 —
May 24, 2026 33 —
May 23, 2026 35 —
May 22, 2026 36 —
May 21, 2026 38 —
May 20, 2026 39 —
May 19, 2026 40 —
May 18, 2026 44 —
May 17, 2026 48 —
May 16, 2026 45 —
May 15, 2026 45 —
Apr 20, 2026 165 —
Apr 19, 2026 201 —
Apr 18, 2026 249 —
Apr 17, 2026 315 —
Apr 16, 2026 389 —
Apr 15, 2026 317 —
Apr 14, 2026 227 —
Apr 13, 2026 270 —
Apr 12, 2026 378 —
Apr 11, 2026 280 —
Apr 10, 2026 82 —
Apr 9, 2026 81 —
Apr 8, 2026 88 —
Apr 7, 2026 100 —
Apr 6, 2026 119 —
Apr 5, 2026 146 —

Station Information

USGS Site No
14152500
State
OR
County
Lane County
Coordinates
43.6415, -123.0859
Drainage Area
72 mi²
Datum (ft)
852.6
HUC Code
17090002
View on USGS NWIS →

Recent Extremes

Max discharge
1,270 cfs
Dec 19, 2025
Min discharge
5 cfs
Aug 28, 2025

Computed from the local daily-values archive.