Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

Click to hideNews Bulletins
! This page is undergoing modernization with expected decommissioning as key features are added to the modernized pages.
Learn more about our modernization plans to find out which options will suit you best. Next Generation Monitoring Location Page is available now.
A beta version of the My Favorites page is available in WDFN. Try it out and tell us what you think at wdfn@usgs.gov

USGS 11525500 TRINITY R A LEWISTON CA

PROVISIONAL DATA SUBJECT TO REVISION

Click to hidestation-specific text
> Rating Information
This station managed by the Redding Field Office.

Available Parameters Available Period
  
2020-02-03  2026-01-23
1988-10-01  2026-01-23
2007-10-01  2026-01-23
2023-01-22  2026-01-23







 (7)
 

  -- or --

 


 

Summary of all available data for this site
Instantaneous-data availability statement


Temperature, water, degrees Celsius

Most recent instantaneous value: 7.7 01-23-2026   05:45 PST
Graph of  Temperature, water, degrees Celsius

Add up to 2 more sites and replot for "Temperature, water, degrees Celsius"

?
 


Create presentation-quality / stand-alone graph.   Subscribe to WaterAlert      

See this graph on the Monitoring Location Pages




Discharge, cubic feet per second

Most recent instantaneous value: 2660 01-23-2026   05:45 PST
Graph of  Discharge, cubic feet per second

Add up to 2 more sites and replot for "Discharge, cubic feet per second"

?
 


Create presentation-quality / stand-alone graph.   Subscribe to WaterAlert      

See this graph on the Monitoring Location Pages


Daily discharge, cubic feet per second -- statistics for Jan 23 based on 64 water years of record more
Min
(1963)
25th
percen-
tile
Median 75th
percen-
tile
Mean Most Recent
Instantaneous
Value Jan 23
Max
(1974)
141 286 303 314 643 2660 9460


Gage height, feet

Most recent instantaneous value: 16.32 01-23-2026   05:45 PST
Graph of  Gage height, feet

Add up to 2 more sites and replot for "Gage height, feet"

?
 


Create presentation-quality / stand-alone graph.   Subscribe to WaterAlert      

See this graph on the Monitoring Location Pages




Stream water level elevation above NAVD 1988, in feet

Most recent instantaneous value: 1837.77 01-23-2026   05:45 PST
Graph of  Stream water level elevation above NAVD 1988, in feet

Add up to 2 more sites and replot for "Stream water level elevation above NAVD 1988, in feet"

?
 


Create presentation-quality / stand-alone graph.   Subscribe to WaterAlert      

See this graph on the Monitoring Location Pages