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Available data

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Continuous data

3 data types available - data from 2007-10-01 to 2026-07-30

Daily data

1 data types available - data from 1992-10-01 to 2026-07-21

Field measurements

2 data types available - data from 1983-01-31 to 2026-07-21

Discrete sample data

0 observed properties (data types) available

Statistical tables for select daily data types

1 data types available - data from 1992-10-01 to 2026-07-21

Important information about this monitoring location

The elevation of this site is 727.08 feet above NAVD 1988. To convert gage height to stream water level elevation above NAVD 1988, add 727.08 feet to gage height values.

Location details and information

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Operated in cooperation with:

US Army Corps of Engineers - Los Angeles District

Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Location identification number	09519501	n/a
Location name	GILA R BLW GILLESPIE DAM, AZ (LOW-FLOW STATION)	n/a
Site type	Stream	ST
Decimal latitude (WGS84)	33.227361111111115	n/a
Decimal longitude (WGS84)	-112.76861111111111	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	Arizona	04
County	Maricopa County	013
Country	United States of America	n/a
Altitude of gage/land surface	727.08 feet	n/a
Method altitude determined	GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System	X
Altitude accuracy	0.19 feet	n/a
Altitude datum	North American Vertical Datum of 1988	NAVD88
Subbasin hydrologic unit	Lower Gila-Painted Rock Reservoir	15070101
Drainage basin		n/a
Date of first construction		n/a
Drainage area		n/a
Contributing drainage area		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 Gila R Blw Gillespie Dam, AZ (Low-flow Station) - USGS-09519501