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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
Physical Unit Values 2021-11-23 2024-11-22
Water Data for the Nation inventory

Monitoring location 390828121225901 is associated with a Lake, Reservoir, Impoundment in Yuba County, California. Current conditions of Lake or reservoir water surface elevation above NAVD 1988 are available. Water data back to 2021 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
390828121225901 n/a
Site name
UPPER BLACKWELDER LK NR WHEATLAND CA n/a
Site type
Lake, Reservoir, Impoundment
LK
DMS latitude 390828.28 n/a
DMS longitude 1212259.09 n/a
Decimal latitude 39.14118889 n/a
Decimal longitude -121.3830806 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 1983 NAD83
Decimal Latitude-longitude datum North American Datum of 1983 NAD83
District
California 06
State
California 06
County
Yuba County 115
Country US n/a
Land net location description NWNES23 T15N R05E M n/a
Name of location map BROWNS VALLEY n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 159 feet n/a
Method altitude determined Interpolated from Digital Elevation Model N
Altitude accuracy 10 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
18020159
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site NNNYNNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
n/a
Date site established or inventoried 20161206 n/a
Drainage area
6.4 square miles n/a
Contributing drainage area n/a
Time Zone abbreviation PST n/a
Site honors Daylight Saving Time
Y n/a
Data reliability
n/a
Data-other GW files Y 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 GX21ZG-COMR5 n/a