Laguna DE Santa Rosa C near Sebastopol CA

USGS Site No: 11465750 • Sonoma County, CA

Laguna DE Santa Rosa C near Sebastopol CA is currently at 4 cfs (Normal — 67th percentile for this date) . Gage height: 56.53 ft.

Reading from

4
CFS Discharge
56.53
Gage Height (ft)
Normal
Flow Condition
Normal
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 0
25th Low threshold 1
50th (Median) Normal (median) 2
75th High threshold 6 Today: 4 cfs
95th Very High threshold 22

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.

1.5k 756 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 —
May 27, 2026 3 —
May 26, 2026 4 —
May 25, 2026 4 —
May 24, 2026 4 —
May 23, 2026 4 —
May 22, 2026 4 —
May 21, 2026 4 —
May 20, 2026 4 —
May 19, 2026 5 —
May 18, 2026 5 —
May 17, 2026 6 —
May 16, 2026 6 —
May 15, 2026 7 —
Apr 20, 2026 23 —
Apr 19, 2026 23 —
Apr 18, 2026 28 —
Apr 17, 2026 35 —
Apr 16, 2026 45 —
Apr 15, 2026 58 —
Apr 14, 2026 72 —
Apr 13, 2026 75 —
Apr 12, 2026 49 —
Apr 11, 2026 20 —
Apr 10, 2026 9 —
Apr 9, 2026 7 —
Apr 8, 2026 7 —
Apr 7, 2026 8 —
Apr 6, 2026 8 —
Apr 5, 2026 9 —

Station Information

USGS Site No
11465750
State
CA
County
Sonoma County
Coordinates
38.4255, -122.8292
Drainage Area
80 mi²
Datum (ft)
0.0
HUC Code
18010110
View on USGS NWIS →

Flood Stage Thresholds

Action Stage
67.0 ft
Flood Stage
69.0 ft

Currently 12.47 ft below flood stage.

Recent Extremes

Max discharge
1,660 cfs
Jan 6, 2026
Min discharge
0 cfs
Sep 28, 2025
Days at flood stage
0

Computed from the local daily-values archive.

Nearby Gauges

Related