Lake Powell at Glen Canyon Dam, AZ - 09379900

Station operated by the U.S. Geological Survey, in cooperation with the U.S. Bureau of Reclamation. Please refer to the Bureau of Reclamation for official lake elevation data.

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April 14, 2025 - April 21, 2025

Lake or reservoir water surface elevation above NGVD 1929, feet

Important Data may be provisional

Latest value

3557.7 ft

Provisional

Apr 21, 2025

10:45:00 AM MST

Selected

3557.7 ft

Provisional

Apr 21, 2025

10:45:00 AM MST

Statistics for April 21, 2025 based on 6 years of data

Lake or reservoir water surface elevation above NGVD 1929, ft

low (2022)

3522.2 ft

25th percentile

3523.03 ft

median

3560.6 ft

75th percentile

3576.15 ft

mean

3555.75 ft

high (2020)

3599.4 ft

Lake or reservoir water surface elevation above NGVD 1929, feet -- continuous data
Time	Result	Approval
2025-04-21T10:45:00.000-07:00	3557.7	Provisional
2025-04-21T10:30:00.000-07:00	3557.7	Provisional
2025-04-21T10:15:00.000-07:00	3557.7	Provisional
2025-04-21T10:00:00.000-07:00	3557.7	Provisional
2025-04-21T09:45:00.000-07:00	3557.8	Provisional
2025-04-21T09:30:00.000-07:00	3557.8	Provisional
2025-04-21T09:15:00.000-07:00	3557.7	Provisional
2025-04-21T09:00:00.000-07:00	3557.7	Provisional
2025-04-21T08:45:00.000-07:00	3557.7	Provisional
2025-04-21T08:30:00.000-07:00	3557.7	Provisional
2025-04-21T08:15:00.000-07:00	3557.8	Provisional
2025-04-21T08:00:00.000-07:00	3557.8	Provisional
2025-04-21T07:45:00.000-07:00	3557.8	Provisional
2025-04-21T07:30:00.000-07:00	3557.8	Provisional
2025-04-21T07:15:00.000-07:00	3557.8	Provisional
2025-04-21T07:00:00.000-07:00	3557.8	Provisional

Available data

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Continuous data

2 data types available - data from 2019-04-18 to 2025-04-21

Continuous data are collected via automated sensors installed at a monitoring location.

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Lake or reservoir water surface elevation above NAVD 1988, feet

2019-04-18 - 2025-04-21

Graphed

Lake or reservoir water surface elevation above NGVD 1929, feet

2019-04-18 - 2025-04-21

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Daily median

Data for same time span in prior year

Daily data

2 data types available - data from 2019-04-19 to 2025-04-20

Field measurements

0 data types available

Discrete sample data

0 observed properties (data types) available

Location details and information

Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Site identification number	09379900	_n/a
Site name	LAKE POWELL AT GLEN CANYON DAM, AZ	_n/a
Site type	Lake, Reservoir, Impoundment	LK
DMS latitude	365612	_n/a
DMS longitude	1112900	_n/a
Decimal latitude	36.9366548	_n/a
Decimal longitude	-111.4840472	_n/a
Latitude-longitude method	Interpolated from MAP.	M
Latitude-longitude accuracy	Accurate to + or - 5 sec.	F
Latitude-longitude datum	North American Datum of 1927	NAD27
Decimal Latitude-longitude datum	North American Datum of 1983	NAD83
District	Utah	49
State	Arizona	04
County	Coconino County	005
Country	US	_n/a
Land net location description	S24 T41N R08E G	_n/a
Name of location map	PAGE, AZ	_n/a
Scale of location map	24000	_n/a
Altitude of Gage/land surface	3718.82 feet	_n/a
Method altitude determined	Level or other surveyed method.	L
Altitude accuracy	0.1 feet	_n/a
Altitude datum	National Geodetic Vertical Datum of 1929	NGVD29
Subbasin hydrologic unit	Lower Lake Powell	14070006
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		_n/a
Contributing drainage area		_n/a
Time Zone abbreviation	MST	_n/a
Site honors Daylight Saving Time	N	_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		_n/a

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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.

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Operated in cooperation with:

US Bureau of Reclamation (USBR) - Upper Colorado Region

Lake Powell at Glen Canyon Dam, AZ - 09379900

Continuous data

Available data

Continuous data

Daily data

Field measurements

Discrete sample data

Location details and information

Monitoring locations with continuous data in last 120 days

Operated in cooperation with: