Leask Creek at Shelter Cove near Ketchikan AK

USGS Site No: 15068040 • Leask Creek • Ketchikan Gateway Borough, AK

Leask Creek at Shelter Cove near Ketchikan AK on the Leask Creek is currently at 16 cfs (Low — 14th percentile for this date) . Gage height: 20.68 ft.

Reading from

16
CFS Discharge
20.68
Gage Height (ft)
Low
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 0
25th Low threshold 57 Today: 16 cfs
50th (Median) Normal (median) 75
75th High threshold 87
95th Very High threshold 0

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.

184 92 0 cfs Apr 3 May 28
10th–95th historical Day-of-year median Recent discharge

30-Day Flow History

Date Discharge (CFS) Gage Ht (ft)
May 28, 2026 19 —
May 27, 2026 21 —
May 26, 2026 24 —
May 25, 2026 27 —
May 24, 2026 24 —
May 23, 2026 25 —
May 22, 2026 27 —
May 21, 2026 28 —
May 20, 2026 25 —
May 19, 2026 26 —
May 18, 2026 23 —
May 17, 2026 19 —
May 16, 2026 22 —
May 15, 2026 25 —
Apr 20, 2026 34 —
Apr 19, 2026 35 —
Apr 18, 2026 34 —
Apr 17, 2026 32 —
Apr 14, 2026 46 —
Apr 13, 2026 49 —
Apr 12, 2026 52 —
Apr 11, 2026 56 —
Apr 10, 2026 60 —
Apr 9, 2026 69 —
Apr 8, 2026 91 —
Apr 7, 2026 130 —
Apr 6, 2026 170 —
Apr 5, 2026 82 —
Apr 4, 2026 62 —
Apr 3, 2026 41 —

Station Information

USGS Site No
15068040
State
AK
Coordinates
55.5193, -131.5244
Drainage Area
8 mi²
Datum (ft)
100.9
HUC Code
19010102
View on USGS NWIS →

Recent Extremes

Max discharge
750 cfs
May 28, 2025
Min discharge
1 cfs
Sep 10, 2025

Computed from the local daily-values archive.

Nearby Gauges