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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 Inventory Page

USGS Parameter Group Data Types Start Date End Date
Information Water-quality 1973-08-01 1973-08-01
Inorganics, Major, Non-metals Water-quality 1973-08-01 1973-08-01
Microbiological Water-quality 1973-08-01 1973-08-01
Physical Water-quality 1973-08-01 1973-08-01
Water Data for the Nation inventory

Monitoring location 393613105050200 is associated with a Lake, Reservoir, Impoundment in Arapahoe County, Colorado. Water data back to 1973 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
393613105050200 n/a
Site name
JOHNSON RESERVOIR n/a
Site type
Lake, Reservoir, Impoundment
LK
DMS latitude 393613 n/a
DMS longitude 1050502 n/a
Decimal latitude 39.60359897 n/a
Decimal longitude -105.0844299 n/a
Latitude-longitude method
Interpolated from MAP. M
Latitude-longitude accuracy
Accurate to + or - 1 min. M
Latitude-longitude datum
North American Datum of 1927 NAD27
Decimal Latitude-longitude datum North American Datum of 1983 NAD83
District
Colorado 08
State
Colorado 08
County
Arapahoe County 005
Country US n/a
Land net location description n/a
Name of location map n/a
Scale of location map n/a
Altitude of Gage/land surface n/a
Method altitude determined n/a
Altitude accuracy n/a
Altitude datum
n/a
Subbasin hydrologic unit
10190002
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN 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 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