Sf Stillaguamish River Near Granite Falls, WA

USGS Site No: 12161000 • Sf Stillaguamish River • Snohomish County, WA

Sf Stillaguamish River Near Granite Falls, WA on the Sf Stillaguamish River is currently at 0 cfs (Unknown) . Gage height: 4.52 ft. This station is at or above flood stage.

Reading from

0
CFS Discharge
4.52
Gage Height (ft)
Unknown
Flow Condition
FLOOD
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 503
25th Low threshold 777
50th (Median) Normal (median) 1,060
75th High threshold 1,480
95th Very High threshold 2,290

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.

4.4k 2.2k 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 — 4.40
May 27, 2026 — 4.41
May 26, 2026 — 4.50
May 25, 2026 — 4.55
May 24, 2026 — 4.62
May 23, 2026 — 4.71
May 22, 2026 — 4.78
May 21, 2026 — 4.86
May 20, 2026 — 4.99
May 19, 2026 — 5.18
May 18, 2026 — 5.44
May 17, 2026 — 5.96
May 16, 2026 — 6.92
May 15, 2026 — 6.55
Apr 20, 2026 — 5.16
Apr 19, 2026 — 5.02
Apr 18, 2026 — 4.99
Apr 17, 2026 — 5.12
Apr 16, 2026 — 5.38
Apr 15, 2026 — 6.33
Apr 14, 2026 — 5.65
Apr 13, 2026 — 4.99
Apr 12, 2026 — 4.69
Apr 11, 2026 — 4.71
Apr 10, 2026 — 4.69
Apr 9, 2026 — 4.74
Apr 8, 2026 — 4.89
Apr 7, 2026 — 5.10
Apr 6, 2026 — 4.99
Apr 5, 2026 — 4.89

Station Information

USGS Site No
12161000
State
WA
County
Snohomish County
Coordinates
48.1037, -121.9457
Drainage Area
119 mi²
Datum (ft)
313.8
HUC Code
17110008
View on USGS NWIS →

Flood Stage Thresholds

Action Stage
12.9 ft

Nearby Gauges

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