Merced River at Pohono Bridge near Yosemite CA

USGS Site No: 11266500Merced River • Mariposa County, CA

Merced River at Pohono Bridge near Yosemite CA on the Merced River is currently at 778 cfs (Low — 23th percentile for this date) . Gage height: 3.97 ft.

Reading from

778
CFS Discharge
3.97
Gage Height (ft)
Low
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 480
25th Low threshold 824 Today: 778 cfs
50th (Median) Normal (median) 1,820
75th High threshold 3,340
95th Very High threshold 4,810

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.

6.5k 3.2k 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 891
May 27, 2026 970
May 26, 2026 1,100
May 25, 2026 1,080
May 24, 2026 1,120
May 23, 2026 1,100
May 22, 2026 1,080
May 21, 2026 968
May 20, 2026 939
May 19, 2026 1,020
May 18, 2026 1,200
May 17, 2026 1,440
May 16, 2026 1,640
May 15, 2026 1,800
Apr 20, 2026 1,160
Apr 19, 2026 1,250
Apr 18, 2026 1,250
Apr 17, 2026 1,270
Apr 16, 2026 1,350
Apr 15, 2026 1,320
Apr 14, 2026 1,230
Apr 13, 2026 1,250
Apr 12, 2026 1,330
Apr 11, 2026 1,400
Apr 10, 2026 1,330
Apr 9, 2026 1,310
Apr 8, 2026 1,250
Apr 7, 2026 1,190
Apr 6, 2026 1,130
Apr 5, 2026 1,130

Station Information

USGS Site No
11266500
State
CA
Coordinates
37.7163, -119.6657
Drainage Area
321 mi²
Datum (ft)
3,864.9
HUC Code
18040008
View on USGS NWIS →

Flood Stage Thresholds

Flood Stage
10.0 ft
Moderate Flood
12.5 ft
Major Flood
20.0 ft

Currently 6.03 ft below flood stage.

Recent Extremes

Max discharge
3,430 cfs
May 11, 2025
Min discharge
27 cfs
Aug 23, 2025
Days at flood stage
0

Computed from the local daily-values archive.