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Important Legacy real-time page

USGS Parameter Group Data Types Start Date End Date
Biological Water-quality 1974-04-23 2023-09-27
Information Water-quality 1972-06-05 2023-09-27
Inorganics, Major, Metals Water-quality 1974-06-14 2023-09-27
Inorganics, Major, Non-metals Unit Values, Water-quality 1972-06-05 2023-09-27
Inorganics, Minor, Non-metals Water-quality 1972-06-27 2023-09-27
Inorganics, Minor, metals Water-quality 1972-06-27 2023-09-27
Microbiological Water-quality 1972-06-27 1974-05-21
Nutrient Water-quality 1972-06-05 2023-07-26
Organics, PCBs Water-quality 1972-10-17 1974-05-21
Organics, other Water-quality 1974-06-14 2023-09-27
Organics, pesticide Water-quality 1972-07-24 1974-05-21
Physical Unit Values, Water-quality 1972-06-05 2023-09-27
Radiochemistry Water-quality 1972-07-24 2023-09-27
Water Data for the Nation inventory

Monitoring location 12301919 is associated with a Lake, Reservoir, Impoundment in Lincoln County, Montana. Water data back to 1972 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
12301919 n/a
Site name
Lake Koocanusa at forebay, nr Libby, MT n/a
Site type
Lake, Reservoir, Impoundment
LK
DMS latitude 482450.7 n/a
DMS longitude 1151829.9 n/a
Decimal latitude 48.4140833 n/a
Decimal longitude -115.3083056 n/a
Latitude-longitude method
Mapping grade GPS unit (handheld accuracy range 12 to 40 ft) G
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
Montana 30
State
Montana 30
County
Lincoln County 053
Country US n/a
Land net location description n/a
Name of location map ALEXANDER MOUNTAIN n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 2412 feet n/a
Method altitude determined Interpolated from Digital Elevation Model N
Altitude accuracy 50 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
17010101
Drainage basin
n/a
Topographic setting
Lake or Swamp
L
Flags for instruments at site YNNYNNNNNNNNNNNNNNNNNNNNNNNNNN 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
Y 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