Sf Snoqualmie River above Alice Creek Near Garcia, WA

USGS Site No: 12143400 • Sf Snoqualmie River • King County, WA

Sf Snoqualmie River above Alice Creek Near Garcia, WA on the Sf Snoqualmie River is currently at 145 cfs (Very Low — 7th percentile for this date) . Gage height: 10.34 ft.

Reading from

Downstream on Sf Snoqualmie River ↓
Sf Snoqualmie River at Edgewick, WA
145
CFS Discharge
10.34
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 204 Today: 145 cfs
25th Low threshold 262
50th (Median) Normal (median) 390
75th High threshold 579
95th Very High threshold 959

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.

1.3k 670 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 115 10.21
May 27, 2026 110 10.19
May 26, 2026 120 10.23
May 25, 2026 134 10.30
May 24, 2026 149 10.36
May 23, 2026 163 10.41
May 22, 2026 174 10.45
May 21, 2026 187 10.50
May 20, 2026 198 10.54
May 19, 2026 220 10.61
May 18, 2026 246 10.69
May 17, 2026 296 10.83
May 16, 2026 362 11.00
May 15, 2026 306 10.86
Apr 20, 2026 363 11.00
Apr 19, 2026 301 10.84
Apr 18, 2026 283 10.80
Apr 17, 2026 287 10.80
Apr 16, 2026 322 10.90
Apr 15, 2026 435 11.16
Apr 14, 2026 371 11.02
Apr 13, 2026 338 10.94
Apr 12, 2026 285 10.80
Apr 11, 2026 293 10.82
Apr 10, 2026 292 10.82
Apr 9, 2026 295 10.83
Apr 8, 2026 329 10.92
Apr 7, 2026 414 11.12
Apr 6, 2026 368 11.01
Apr 5, 2026 275 10.77

Station Information

USGS Site No
12143400
State
WA
County
King County
Coordinates
47.4151, -121.5873
Drainage Area
42 mi²
Datum (ft)
1,441.6
HUC Code
17110010
View on USGS NWIS →

Recent Extremes

Max discharge
6,230 cfs
Dec 10, 2025
Min discharge
24 cfs
Sep 28, 2025

Computed from the local daily-values archive.

Nearby Gauges

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