USGS 11098000 ARROYO SECO NR PASADENA CA

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DESCRIPTION:: Latitude 34°13'20", Longitude 118°10'36" NAD27; Los Angeles County, California, Hydrologic Unit 18070105; Drainage area: 16.0 square miles; Datum of gage: 1,397.88 feet above NGVD29.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations (availability statement)	1988-10-01	2023-01-31
Daily Data
Discharge, cubic feet per second	1910-12-01	2023-01-30	40530
Daily Statistics
Discharge, cubic feet per second	1910-12-01	2022-10-05	40413
Monthly Statistics
Discharge, cubic feet per second	1910-12	2022-10
Annual Statistics
Discharge, cubic feet per second	1911	2023
Peak streamflow	1914-02-20	2021-12-14	109
Field measurements	1938-03-02	2023-01-19	418
Field/Lab water-quality samples	2009-09-10	2009-12-08	4
Water-Year Summary	2005	2022	18
Revisions	Loading...

OPERATION:: Record for this site is maintained by the USGS California Water Science Center; Email questions about this site to California Water Science Center Water-Data Inquiries

U.S. Department of the Interior | U.S. Geological Survey
Title: NWIS Site Information for USA: Site Inventory
URL: https://waterdata.usgs.gov/nwis/inventory?

Page Contact Information: California Water Data Support Team
Page Last Modified: 2023-01-31 21:10:04 EST
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