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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 18 2021 at 7:55 AM PDT
Next Issuance: May 19 2021 at 9:00 AM PDT

Monitor Stage:
N/A
Flood Stage:
10.0 Feet

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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
2020
3,560
7.41
Apr 30, 2020
2019
6,770
10.13
Jun 6, 2019
2018
12,100
13.68
Apr 7, 2018
2017
10,500
12.69
Jan 9, 2017
2016
4,080
7.90
May 14, 2016
 Historical High Stage/Flow Events (Period of Record - Oct 1916 to Present)
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

Impacts - E19 Information
7.0 FeetRiver is closed to rafters and floatation.
9.0 FeetChapel Meadow (south side of river) and Cooks Meadow (north side of river) begins to experience overflow.
9.5 FeetPortion of Lower Pines Campground becomes flooded. Limited site-specific evacuations begin at Housekeeping Camp located along the south-facing bank of the Merced River. (Upstream from Sentinel Bridge and downstream from Stoneman Bridge)
10.0 FeetWestern portion of North Pines Campground, located at the east end of Yosemite Valley between the confluence of the Merced River and Tenaya Creek, begins to flood. Water rises to the base of the "swinging bridge".
12.5 FeetNorthside Drive and Southside Drive, which are the major roads in Yosemite Valley, become flooded and are closed to traffic.
23.45 FeetFlood of record (01/02/1997). $178 Million damage to Yosemite Valley.