Colorado RV Blw Hoover Dam, Az-nv - 09421500
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Continuous data
Colorado RV Blw Hoover Dam, Az-nv - 09421500
Subscribe to WaterAlert April 6, 2025 - April 13, 2025
Gage height, feet
45.98 ft - Apr 13, 2025 03:40:00 PM PDT
Important Data may be provisional
Value
Status
Time
Latest value
45.98 ft
Provisional
Apr 13, 2025
15:40:00 PM PDT
Selected
45.98 ft
Provisional
Apr 13, 2025
03:40:00 PM PDT
Compare
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Median
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Statistics for April 13, 2025 based on 7 years of data
Gage height, ft
low (2024)
46.71 ft
25th percentile
47.02 ft
median
47.89 ft
75th percentile
47.97 ft
mean
47.54 ft
high (2023)
47.99 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
1 data types available - data from 2017-10-01 to 2025-04-13
Continuous data are collected via automated sensors installed at a monitoring location.
Data type
Data date range
Gage height, feet
2017-10-01 - 2025-04-13
Daily data
4 data types available - data from 1934-04-01 to 2025-04-12
Field measurements - Coming soon
0 data types available
Discrete sample data
424 Observed properties (data types) available - with data from 1946-01-11 to 2016-08-24
1069 Sampling activities
- 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 | 1974-11-05 | 1981-09-16 |
| Information | Water-quality | 1974-11-05 | 2016-08-24 |
| Inorganics, Major, Metals | Water-quality | 1946-01-11 | 2016-08-24 |
| Inorganics, Major, Non-metals | Water-quality | 1946-01-11 | 2016-08-24 |
| Inorganics, Minor, Non-metals | Water-quality | 1946-01-11 | 2016-08-24 |
| Inorganics, Minor, metals | Water-quality | 1946-01-11 | 2016-08-24 |
| Microbiological | Water-quality | 1974-11-05 | 1995-08-29 |
| Nutrient | Water-quality | 1946-01-11 | 2016-08-24 |
| Organics, other | Water-quality | 1974-11-05 | 2016-08-24 |
| Organics, pesticide | Water-quality | 1995-11-07 | 2016-08-24 |
| Physical | Daily Values, Unit Values, Water-quality | 1934-04-01 | 2025-04-13 |
| Population/Community | Water-quality | 1974-11-05 | 1981-09-16 |
| Radiochemistry | Water-quality | 1980-02-18 | 2016-08-24 |
| Sediment | Water-quality | 1975-05-06 | 2016-08-24 |
| Stable Isotopes | Water-quality | 1980-11-04 | 2012-06-22 |
| n/a | Peak Measurements | 1934-05-19 | 2016-03-30 |
| n/a | Site Visits | 1981-08-12 | 2024-06-13 |
| n/a | USGS Annual Water Data Reports Site | 2005-01-01 | 2024-01-01 |
Monitoring location 09421500 is associated with a Stream in Clark County, Nevada. Current conditions of Gage height are available. Water data back to 1934 are available online.
| Metadata Element | Location Metadata | Metadata Code |
|---|---|---|
|
Agency
|
U.S. Geological Survey | USGS |
|
Site identification number
|
09421500 | n/a |
|
Site name
|
COLORADO RV BLW HOOVER DAM, AZ-NV | n/a |
|
Site type
|
Stream
|
ST |
| DMS latitude | 360055 | n/a |
| DMS longitude | 1144416 | n/a |
| Decimal latitude | 36.01525847 | n/a |
| Decimal longitude | -114.7385936 | 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
|
Nevada | 32 |
|
State
|
Nevada | 32 |
|
County
|
Clark County | 003 |
| Country | US | n/a |
| Land net location description | SWNES03 T30N R23W M | n/a |
| Name of location map | HOOVER DAM, NV AZ | n/a |
| Scale of location map | 24000 | n/a |
| Altitude of Gage/land surface | 675.49 feet | n/a |
| Method altitude determined | Interpolated from topographic map. | M |
| Altitude accuracy | 33 feet | n/a |
|
Altitude datum
|
National Geodetic Vertical Datum of 1929 | NGVD29 |
|
Subbasin hydrologic unit
|
Havasu-Mohave Lakes | 15030101 |
|
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
|
171700 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 | NYNNNNNN | 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 | 473200390 | n/a |
