Skip to main content
Important Inventory Page

USGS Parameter Group Data Types Start Date End Date
Information Water-quality 1967-10-31 1985-09-25
Inorganics, Major, Metals Water-quality 1967-10-31 1985-09-25
Inorganics, Major, Non-metals Water-quality 1967-10-31 1985-09-25
Nutrient Water-quality 1967-10-31 1985-07-24
Physical Water-quality 1967-10-31 1985-09-25
n/a USGS Annual Water Data Reports Site 2005-01-01 2008-01-01
Water Data for the Nation inventory

Monitoring location 09421000 is associated with a Lake, Reservoir, Impoundment in Clark County, Nevada. Water data back to 1967 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
09421000 n/a
Site name
LAKE MEAD AT HOOVER DAM, AZ-NV n/a
Site type
Lake, Reservoir, Impoundment
LK
DMS latitude 360058 n/a
DMS longitude 1144413 n/a
Decimal latitude 36.0160918 n/a
Decimal longitude -114.7377603 n/a
Latitude-longitude method
Interpolated from MAP. M
Latitude-longitude accuracy
Unknown or unspecified. U
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 NESWS03 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 1210. 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
15010005
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN 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 n/a