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Important for you to know:

  • New to WDFN: see current water conditions throughout the state using the new State Pages. Filter by continuous data type and age of data, view latest values, and link to graphing options to explore the data further. To learn more, read our announcement on the Water Data for the Nation blog.
Important Legacy real-time page

USGS Parameter Group Data Types Start Date End Date
Information Water-quality 1992-05-08 1993-09-01
Inorganics, Major, Non-metals Water-quality 1992-05-08 1993-09-01
Nutrient Water-quality 1992-05-08 1993-09-01
Physical Daily Values, Unit Values, Water-quality 1916-01-01 2024-11-21
n/a Site Visits 2018-08-27 2018-08-27
n/a USGS Annual Water Data Reports Site 2006-01-01 2023-01-01
Water Data for the Nation inventory

Monitoring location 05428000 is associated with a Lake, Reservoir, Impoundment in Dane County, Wisconsin. Current conditions of Gage height and Lake or reservoir water surface elevation above NAVD 1988 are available. Water data back to 1916 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
05428000 n/a
Site name
LAKE MENDOTA AT MADISON, WI n/a
Site type
Lake, Reservoir, Impoundment
LK
DMS latitude 430542 n/a
DMS longitude 0892212 n/a
Decimal latitude 43.0949956 n/a
Decimal longitude -89.3701184 n/a
Latitude-longitude method
Interpolated from MAP. M
Latitude-longitude accuracy
Accurate to + or - 1 sec. S
Latitude-longitude datum
North American Datum of 1927 NAD27
Decimal Latitude-longitude datum North American Datum of 1983 NAD83
District
Wisconsin 55
State
Wisconsin 55
County
Dane County 025
Country US n/a
Land net location description NWSES12 T07N R09E 4 n/a
Name of location map MADISON EAST, WI n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 839.96 feet n/a
Method altitude determined Level or other surveyed method. L
Altitude accuracy .01 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
07090002
Drainage basin
n/a
Topographic setting
Lake or Swamp
L
Flags for instruments at site NNYNNNNNNNYYNNNNNNNNNNNNNNNNNN n/a
Date of first construction
n/a
Date site established or inventoried n/a
Drainage area
233 square miles n/a
Contributing drainage area 196.4 square miles n/a
Time Zone abbreviation CST n/a
Site honors Daylight Saving Time
Y n/a
Data reliability
Data have been checked by the reporting agency. C
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 249100100 n/a

Operated in cooperation with:

logo for Capital Area Regional Planning Commission
Capital Area Regional Planning Commission
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USGS - Cooperative Matching Funds