Chautauqua Lake at Bemus Point NY - 03013946

Continuous data

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April 13, 2025 - April 20, 2025

Lake or reservoir water surface elevation above NGVD 1929, feet

Important Data may be provisional

Latest value

1308.10 ft

Provisional

Apr 20, 2025

11:30:00 AM EDT

Selected

1308.10 ft

Provisional

Apr 20, 2025

11:30:00 AM EDT

Statistics for April 20, 2025 based on 51 years of data

Lake or reservoir water surface elevation above NGVD 1929, ft

low (2021)

1307.62 ft

25th percentile

1307.98 ft

median

1308.19 ft

75th percentile

1308.44 ft

mean

1308.25 ft

high (1994)

1309.53 ft

Lake or reservoir water surface elevation above NGVD 1929, feet -- continuous data
Time	Result	Approval
2025-04-20T11:30:00.000-04:00	1308.10	Provisional
2025-04-20T11:15:00.000-04:00	1308.10	Provisional
2025-04-20T11:00:00.000-04:00	1308.10	Provisional
2025-04-20T10:45:00.000-04:00	1308.10	Provisional
2025-04-20T10:30:00.000-04:00	1308.11	Provisional
2025-04-20T10:15:00.000-04:00	1308.10	Provisional
2025-04-20T10:00:00.000-04:00	1308.10	Provisional
2025-04-20T09:45:00.000-04:00	1308.10	Provisional
2025-04-20T09:30:00.000-04:00	1308.09	Provisional
2025-04-20T09:15:00.000-04:00	1308.10	Provisional
2025-04-20T09:00:00.000-04:00	1308.10	Provisional
2025-04-20T08:45:00.000-04:00	1308.09	Provisional
2025-04-20T08:30:00.000-04:00	1308.09	Provisional
2025-04-20T08:15:00.000-04:00	1308.09	Provisional
2025-04-20T08:00:00.000-04:00	1308.09	Provisional
2025-04-20T07:45:00.000-04:00	1308.09	Provisional

Available data

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Continuous data

2 data types available - data from 2007-10-01 to 2025-04-20

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

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Data date range

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Lake or reservoir water surface elevation above NAVD 1988, feet

2007-10-01 - 2025-04-20

Graphed

Lake or reservoir water surface elevation above NGVD 1929, feet

2007-10-01 - 2025-04-20

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Daily median

Data for same time span in prior year

Daily data

2 data types available - data from 1972-10-01 to 2025-04-19

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	03013946	_n/a
Site name	CHAUTAUQUA LAKE AT BEMUS POINT NY	_n/a
Site type	Lake, Reservoir, Impoundment	LK
DMS latitude	420923.2	_n/a
DMS longitude	0792337.8	_n/a
Decimal latitude	42.15644444	_n/a
Decimal longitude	-79.3938333	_n/a
Latitude-longitude method	Interpolated from Digital MAP.	N
Latitude-longitude accuracy	Accurate to + or - .1 sec (Differentially-Corrected GPS).	1
Latitude-longitude datum	North American Datum of 1983	NAD83
Decimal Latitude-longitude datum	North American Datum of 1983	NAD83
District	New York	36
State	New York	36
County	Chautauqua County	013
Country	US	_n/a
Land net location description		_n/a
Name of location map	CHAUTAUQUA, NY	_n/a
Scale of location map	24000	_n/a
Altitude of Gage/land surface	0.00 feet	_n/a
Method altitude determined	Level or other surveyed method.	L
Altitude accuracy	.16 feet	_n/a
Altitude datum	North American Vertical Datum of 1988	NAVD88
Subbasin hydrologic unit	Conewango	05010002
Drainage basin		_n/a
Topographic setting		_n/a
Flags for instruments at site	YNNNYNNNNNNNNNNNNNNNNNNNNNNNNN	_n/a
Date of first construction		_n/a
Date site established or inventoried		_n/a
Drainage area	189 square miles	_n/a
Contributing drainage area		_n/a
Time Zone abbreviation	EST	_n/a
Site honors Daylight Saving Time	N	_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

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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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Chautauqua Lake at Bemus Point NY - 03013946

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

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