CNRFC Mobile Logo

 

MERCED RIVER - YOSEMITE NP AT POHONO BRIDGE (POHC1)
Latitude:
37.72º N
Longitude:
119.67º W
Elevation:
3862 Feet
Location: Mariposa County in CA
River Group: San Joaquin
Forecast Issued: May 08 2025 at 8:12 AM PDT
Next Issuance: May 09 2025 at 9:00 AM PDT

Action/
Monitor:
N/A
Minor
Flood:
10.0 Ft
Moderate
Flood:
12.5 Ft
Major
Flood:
20.0 Ft

Prev. Point

Next Point

Tabular

Back to Points

Back to Home

Ensemble Fcst

Showing Forecast.  Click image for obs.
Graphical River Forecast - MERCED RIVER - YOSEMITE NP AT POHONO BRIDGE (POHC1)Graphical River Forecast - MERCED RIVER - YOSEMITE NP AT POHONO BRIDGE (POHC1)

Historical Stage/Flow Data
Water Year
Peak Discharge (cfs)
Stage (feet)
Date
 Most Recent 5 Years
2024
5,090
8.79
May 16, 2024
2023
9,520
12.08
May 22, 2023
2022
4,810
8.55
Oct 25 2021
2021
2,160
5.92
May 6, 2021
2020
3,560
7.41
Apr 30, 2020
 Historical High Stage/Flow Events (Period of Record - Oct 1916 to Present) - Ranked by Flow
1997
24,600
23.43
Jan 03, 1997
1956
23,400
21.52
Dec 23, 1955
1951
23,000
19.98
Nov 19, 1950
1938
22,000
19.10
Dec 11, 1937
1965
18,000
16.96
Dec 23, 1964

Location Photographs

ESRI™ Locator Map

Flood Impacts
23.45 FeetFlood of record...1/3/97. $178 million damage to Yosemite Valley.
13.6 FeetLift stations at Housekeeping Camp and Yosemite Creek flooded. Southside Drive at Chapel Meadow impassable.
12.5 FeetNorthside Drive at Wosky Pond, El Capitan crossover, and Sentinel crossover are impassable to vehicles.
12.0 FeetWater on road at Northside Drive, Southside Drive, El Capitan crossover, Sentinel crossover, and Highway 140 near Cookie Cliff.
11.4 FeetWater begins to overtop road curbs on Northside Drive. Swinging Bridge overtops.
10.0 FeetMerced River at Pohono Bridge begins to rise out of its banks. Flood Stage.
9.5 FeetLower Pines and Housekeeping Camp begin flooding.
7.0 FeetRIVER IS CLOSED TO RAFTERS AND FLOATATION DEVICES.