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°06'50",   Longitude 121°48'50"   NAD27

Clackamas County, Oregon, Hydrologic Unit 17090011

Drainage area: 54.4 square miles

Datum of gage: 3,041.83 feet above   NGVD29.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1986-10-01	2025-09-04
Daily Data
Discharge, cubic feet per second	1956-10-01	2025-09-02	25174
Daily Statistics
Discharge, cubic feet per second	1956-10-01	2025-05-13	25062
Monthly Statistics
Discharge, cubic feet per second	1956-10	2025-05
Annual Statistics
Discharge, cubic feet per second	1957	2025
Peak streamflow	1957-02-07	2024-06-03	68
Field measurements	1964-12-24	2025-07-23	347
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1998-05-04	1998-09-24	5
Water-Year Summary	2006	2024	19
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