Kelsey C near Kelseyville CA

USGS Site No: 11449500 • Lake County, CA

Kelsey C near Kelseyville CA is currently at 14 cfs (Normal — 58th percentile for this date) . Gage height: 2.51 ft. This station is at or above flood stage.

Reading from

14
CFS Discharge
2.51
Gage Height (ft)
Normal
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 3
25th Low threshold 6
50th (Median) Normal (median) 11
75th High threshold 19 Today: 14 cfs
95th Very High threshold 33

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.

514 257 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 16 —
May 27, 2026 12 —
May 26, 2026 11 —
May 25, 2026 11 —
May 24, 2026 11 —
May 23, 2026 11 —
May 22, 2026 11 —
May 21, 2026 12 —
May 20, 2026 12 —
May 19, 2026 13 —
May 18, 2026 13 —
May 17, 2026 14 —
May 16, 2026 14 —
May 15, 2026 14 —
Apr 20, 2026 48 —
Apr 19, 2026 33 —
Apr 18, 2026 36 —
Apr 17, 2026 40 —
Apr 16, 2026 47 —
Apr 15, 2026 56 —
Apr 14, 2026 71 —
Apr 13, 2026 111 —
Apr 12, 2026 251 —
Apr 11, 2026 145 —
Apr 10, 2026 33 —
Apr 9, 2026 17 —
Apr 8, 2026 17 —
Apr 7, 2026 18 —
Apr 6, 2026 18 —
Apr 5, 2026 19 —

Station Information

USGS Site No
11449500
State
CA
County
Lake County
Coordinates
38.9274, -122.8436
Drainage Area
37 mi²
Datum (ft)
1,478.1
HUC Code
18020116
View on USGS NWIS →

Flood Stage Thresholds

Action Stage
11.0 ft

Recent Extremes

Max discharge
1,800 cfs
Jan 5, 2026
Min discharge
4 cfs
Sep 1, 2025

Computed from the local daily-values archive.

Nearby Gauges

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