Nacimiento River below Nacimiento Dam near Bradley CA

USGS Site No: 11149400Nacimiento River • San Luis Obispo County, CA

Nacimiento River below Nacimiento Dam near Bradley CA on the Nacimiento River is currently at 261 cfs (Normal — 40th percentile for this date) . Gage height: 3.39 ft.

Reading from

261
CFS Discharge
3.39
Gage Height (ft)
Normal
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 37
25th Low threshold 160
50th (Median) Normal (median) 327 Today: 261 cfs
75th High threshold 396
95th Very High threshold 457

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.

1.9k 961 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 262
May 27, 2026 262
May 26, 2026 261
May 25, 2026 262
May 24, 2026 263
May 23, 2026 261
May 22, 2026 261
May 21, 2026 261
May 20, 2026 261
May 19, 2026 263
May 18, 2026 264
May 17, 2026 266
May 16, 2026 267
May 15, 2026 264
Apr 20, 2026 216
Apr 19, 2026 217
Apr 18, 2026 219
Apr 17, 2026 218
Apr 16, 2026 215
Apr 15, 2026 240
Apr 14, 2026 270
Apr 13, 2026 270
Apr 12, 2026 270
Apr 11, 2026 271
Apr 10, 2026 270
Apr 9, 2026 270
Apr 8, 2026 270
Apr 7, 2026 286
Apr 6, 2026 260
Apr 5, 2026 228

Station Information

USGS Site No
11149400
State
CA
Coordinates
35.7614, -120.8555
Drainage Area
329 mi²
Datum (ft)
592.0
HUC Code
18060005
View on USGS NWIS →

Recent Extremes

Max discharge
422 cfs
May 28, 2025
Min discharge
58 cfs
Oct 24, 2025

Computed from the local daily-values archive.

Nearby Gauges