USGS Home
Contact USGS
Search USGS

National Water Information System: Web Interface

USGS Water Resources   

Data Category:
Home Current Conditions Site Information Mapper Surface Water Groundwater Water Quality Water Use Revisions Geographic Area:
United States Alabama Alaska American Samoa Arizona Arkansas British Columbia California Canton and Enderbury Islands Colorado Connecticut Delaware Dist. of Columbia Florida Georgia Guam Hawaii Idaho Illinois Indiana Iowa Johnston Atoll Kansas Kentucky Louisiana Maine Maryland Massachusetts Michigan Midway Islands Minnesota Mississippi Missouri Montana Nebraska Nevada New Hampshire New Jersey New Mexico New York North Carolina North Dakota Northern Mariana Islands Ohio Oklahoma Oregon Pennsylvania Puerto Rico Rhode Island Ryukyu Islands, Southern South Carolina South Dakota Swan Islands Tennessee Texas Trust Territories, Pacific Is U.S.Misc Caribbean Islands U.S.Misc Pacific Islands Utah Vermont Virgin Islands Virginia Wake Island Washington West Virginia Wisconsin Wyoming

Page Loading - Please Wait...

DESCRIPTION:

Latitude 45°30'26.93",   Longitude 122°39'59.81"   NAD83

Multnomah County, Oregon, Hydrologic Unit 17090012

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2023-06-06	2025-11-21
Daily Data
Temperature, water, degrees Celsius	2023-06-07	2025-11-20	1347
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2023-06-07	2025-11-20	1313
Dissolved oxygen, water, unfiltered, milligrams per liter	2023-06-07	2025-11-20	1347
pH, water, unfiltered, field, standard units	2023-06-07	2025-11-20	1345
Chlorophyll relative fluorescence (fChl), water, in situ, relative fluorescence units (RFU)	2023-06-06	2025-11-20	1357
Chlorophyll fluorescence (fChl), water, in situ, concentration estimated from reference material, micrograms per liter as chlorophyll	2023-06-06	2025-11-20	1357
Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin	2023-06-06	2025-11-20	1355
Phycocyanin relative fluorescence (fPC), water, in situ, relative fluorescence units (RFU)	2023-06-06	2025-11-20	1357
Daily Statistics
Temperature, water, degrees Celsius	2023-06-07	2024-09-16	243
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2023-06-07	2024-09-16	242
Dissolved oxygen, water, unfiltered, milligrams per liter	2023-06-07	2024-09-16	243
Monthly Statistics
Temperature, water, degrees Celsius	2023-06	2024-09
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2023-06	2024-09
Dissolved oxygen, water, unfiltered, milligrams per liter	2023-06	2024-09
Annual Statistics
Temperature, water, degrees Celsius	2023	2024
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2023	2024
Dissolved oxygen, water, unfiltered, milligrams per liter	2023	2024
Water-Year Summary	2023	2024	2
Revisions	Loading...

OPERATION:

Record for this site is maintained by the USGS Oregon Water Science Center

Email questions about this site to Oregon Water Science Center Water-Data Inquiries