Skip to main content

Important for you to know:

  • New to WDFN: see current water conditions throughout the state using the new State Pages. Visit the Louisiana page for an example. Filter by continuous data type and age of data, view latest values, and link to graphing options to explore the data further. You can update the state name in the URL to visit your State Page or read our announcement on the Water Data for the Nation blog to find links to all the state and territory pages.
Important Legacy real-time page

USGS Parameter Group Data Types Start Date End Date
Information Water-quality 1969-10-21 1980-09-15
Inorganics, Major, Metals Water-quality 1958-11-11 1980-05-06
Inorganics, Major, Non-metals Water-quality 1958-11-11 1980-09-15
Inorganics, Minor, Non-metals Water-quality 1958-11-11 1980-05-06
Inorganics, Minor, metals Water-quality 1959-05-05 1976-05-03
Nutrient Water-quality 1958-11-11 1976-05-03
Physical Daily Values, Unit Values, Water-quality 1910-10-01 2024-12-03
Sediment Daily Values, Water-quality 1959-10-01 1974-09-29
n/a Peak Measurements 1911-01-19 2022-12-30
n/a Site Visits 1951-02-04 2024-11-04
n/a USGS Annual Water Data Reports Site 2005-01-01 2023-01-01
Water Data for the Nation inventory

Monitoring location 11481000 is associated with a Stream in Humboldt County, California. Current conditions of Discharge and Gage height are available. Water data back to 1910 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
11481000 n/a
Site name
MAD R NR ARCATA CA n/a
Site type
Stream
ST
DMS latitude 405436 n/a
DMS longitude 1240334 n/a
Decimal latitude 40.9098497 n/a
Decimal longitude -124.0606183 n/a
Latitude-longitude method
Interpolated from MAP. M
Latitude-longitude accuracy
Accurate to + or - 5 sec. F
Latitude-longitude datum
North American Datum of 1927 NAD27
Decimal Latitude-longitude datum North American Datum of 1983 NAD83
District
California 06
State
California 06
County
Humboldt County 023
Country US n/a
Land net location description NWNWS15 T06N R01E n/a
Name of location map ARCATA NORTH n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 12.79 feet n/a
Method altitude determined Level or other surveyed method. L
Altitude accuracy .01 feet n/a
Altitude datum
National Geodetic Vertical Datum of 1929 NGVD29
Subbasin hydrologic unit
18010102
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site NNNNYNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
n/a
Date site established or inventoried n/a
Drainage area
485 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 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

Operated in cooperation with:

logo for California Department of Water Resources
California Department of Water Resources
logo for USGS - Cooperative Matching Funds
USGS - Cooperative Matching Funds