Merced R a Happy Isles Bridge NR Yosemite CA - 11264500
Scale
Continuous data
Merced R a Happy Isles Bridge NR Yosemite CA - 11264500
Subscribe to WaterAlert April 3, 2025 - April 10, 2025
Gage height, feet
4.14 ft - Apr 10, 2025 12:30:00 AM PDT
Important Data may be provisional
Value
Status
Time
Latest value
4.14 ft
Provisional
Apr 10, 2025
00:30:00 AM PDT
Selected
4.14 ft
Provisional
Apr 10, 2025
12:30:00 AM PDT
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Median
No median data for this data type
Statistics are not available at this monitoring location for the data type: Gage height, ft
Available data
Select data types to graph from categories based on the way the data were collected.
Learn about the data collection categories Continuous data
4 data types available - data from 1988-08-18 to 2025-04-09
Continuous data are collected via automated sensors installed at a monitoring location.
Data type
Data date range
Gage height, feet
2007-10-01 - 2025-04-09
Discharge, cubic feet per second
1988-08-18 - 2025-04-09
Stream water level elevation above NAVD 1988, in feet
2022-06-14 - 2025-04-09
Temperature, water, degrees Celsius
2012-03-23 - 2025-04-09
Daily data
2 data types available - data from 1915-08-23 to 2025-04-08
Field measurements - Coming soon
0 data types available
Discrete sample data
408 Observed properties (data types) available - with data from 1967-11-20 to 2025-03-25
1080 Sampling activities
Available location images
Merced River at Happy Isles Bridge Yosemite
Merced River at Happy Isles Bridge Yosemite, CA
- Monitoring Location
- Active Monitoring Locations
5 km
3 mi
Leaflet USGS The National Map: National Boundaries Dataset, 3DEP Elevation Program, Geographic Names Information System, National Hydrography Dataset, National Land Cover Database, National Structures Dataset, and National Transportation Dataset; USGS Global Ecosystems; U.S. Census Bureau TIGER/Line data; USFS Road data; Natural Earth Data; U.S. Department of State HIU; NOAA National Centers for Environmental Information. Data refreshed February, 2025.
Interested in understanding how to access the upstream/downstream data? Learn about the Network-Linked Data Index (NLDI)
| USGS Parameter Group | Data Types | Start Date | End Date |
|---|---|---|---|
| Biological | Water-quality | 1974-08-15 | 2019-08-15 |
| Information | Water-quality | 1972-10-05 | 2024-01-23 |
| Inorganics, Major, Metals | Water-quality | 1968-03-12 | 2023-11-13 |
| Inorganics, Major, Non-metals | Water-quality | 1968-03-12 | 2023-11-13 |
| Inorganics, Minor, Non-metals | Water-quality | 1968-03-12 | 2015-09-01 |
| Inorganics, Minor, metals | Water-quality | 1968-03-12 | 2015-09-01 |
| Microbiological | Water-quality | 1968-03-12 | 1996-01-19 |
| Nutrient | Water-quality | 1968-12-18 | 2023-07-18 |
| Organics, PCBs | Water-quality | 1973-10-04 | 1982-09-21 |
| Organics, other | Water-quality | 1973-05-29 | 2024-01-23 |
| Organics, pesticide | Water-quality | 1971-06-16 | 2006-10-03 |
| Physical | Daily Values, Unit Values, Water-quality | 1915-08-23 | 2025-04-09 |
| Population/Community | Water-quality | 1974-08-15 | 1974-09-02 |
| Radiochemistry | Water-quality | 1967-11-20 | 1996-01-19 |
| Sediment | Water-quality | 1969-11-05 | 2015-09-01 |
| Stable Isotopes | Water-quality | 1991-08-03 | 2015-07-29 |
| n/a | Peak Measurements | 1916-06-07 | 2024-05-19 |
| n/a | Site Visits | 1915-08-20 | 2025-04-01 |
| n/a | USGS Annual Water Data Reports Site | 2005-01-01 | 2024-01-01 |
Monitoring location 11264500 is associated with a Stream in Mariposa County, California. Current conditions of Discharge, Gage height, Stream water level elevation above NAVD 1988, and more are available. Water data back to 1915 are available online.
| Metadata Element | Location Metadata | Metadata Code |
|---|---|---|
|
Agency
|
U.S. Geological Survey | USGS |
|
Site identification number
|
11264500 | n/a |
|
Site name
|
MERCED R A HAPPY ISLES BRIDGE NR YOSEMITE CA | n/a |
|
Site type
|
Stream
|
ST |
| DMS latitude | 374353 | n/a |
| DMS longitude | 1193329 | n/a |
| Decimal latitude | 37.73130354 | n/a |
| Decimal longitude | -119.5590243 | n/a |
|
Latitude-longitude method
|
Interpolated from MAP. | M |
|
Latitude-longitude accuracy
|
Accurate to + or - 1 sec. | S |
|
Latitude-longitude datum
|
North American Datum of 1927 | NAD27 |
| Decimal Latitude-longitude datum | North American Datum of 1983 | NAD83 |
|
District
|
California | 06 |
|
State
|
California | 06 |
|
County
|
Mariposa County | 043 |
| Country | US | n/a |
| Land net location description | n/a | |
| Name of location map | HALF DOME | n/a |
| Scale of location map | 24000 | n/a |
| Altitude of Gage/land surface | 4020.46 feet | n/a |
| Method altitude determined | GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System | X |
| Altitude accuracy | .16 feet | n/a |
|
Altitude datum
|
North American Vertical Datum of 1988 | NAVD88 |
|
Subbasin hydrologic unit
|
Upper Merced | 18040008 |
|
Drainage basin
|
n/a | |
|
Topographic setting
|
n/a | |
| Flags for instruments at site | NNNNYNNNNNNNNNNNNNNNNNNNNNNNNN | n/a |
|
Date of first construction
|
n/a | |
| Date site established or inventoried | n/a | |
|
Drainage area
|
181 square miles | n/a |
| Contributing drainage area | n/a | |
| Time Zone abbreviation | PST | n/a |
|
Site honors Daylight Saving Time
|
Y | n/a |
|
Data reliability
|
n/a | |
| Data-other GW files | NNNNNNNN | n/a |
| National aquifer | n/a | |
| Local aquifer | n/a | |
|
Local aquifer type
|
n/a | |
| Well depth | n/a | |
|
Hole depth
|
n/a | |
| Source of depth data | n/a | |
| Project number | GC12ZG-00105 | n/a |
