Available data

Select data types to graph from categories based on the way the data were collected.

6 data types available - data from 2016-12-27 to 2026-08-08

6 data types available - data from 1971-10-01 to 2026-08-08

0 data types available

481 Observed properties (data types) available - with data from 1964-11-05 to 2026-06-10

1266 Sampling activities

6 data types available - data from 1971-10-01 to 2026-08-08

Zoom out to see link to My Favorites

Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Location identification number	09429490	n/a
Location name	COLORADO RIVER ABOVE IMPERIAL DAM, AZ-CA	n/a
Site type	Stream	ST
Decimal latitude (WGS84)	32.8849361111111	n/a
Decimal longitude (WGS84)	-114.468111111111	n/a
Latitude-longitude method	Interpolated from digital map	N
Latitude-longitude accuracy	Accurate to + or - .5 sec (PLGR/PPS GPS).	5
District	Arizona	04
State	California	06
County	Imperial County	025
Country	United States of America	n/a
Altitude of gage/land surface		n/a
Method altitude determined		n/a
Altitude accuracy		n/a
Altitude datum		n/a
Subbasin hydrologic unit	Imperial Reservoir	15030104
Drainage basin		n/a
Date of first construction		n/a
Drainage area	188500 square miles	n/a
Contributing drainage area	184500 square miles	n/a
Time zone abbreviation	MST	n/a
Site honors Daylight Saving Time	N	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

Monitoring location Colorado River Above Imperial Dam, Az-ca - USGS-09429490