National Weather Service California Nevada River Forecast Center Department of Commerce National Oceanic and Atmospheric Administration National Weather Service

River/Reservoir Data

CNRFC River and Reservoir Summary - Interactive Map Interface

A summary of over 1000 river and reservoir stations located throughout southern Oregon, California, and Nevada displayed on an interactive map interface. Data are available for the current hour, as well as the past 1, 2, and 3 hours. Data are updated every 10 minutes between 16 and 56 past the top of the hour. Also, KML files are available for download and use in Google™ Earth.

    River and Reservoir Summary - Interactive Map Interface


CNRFC Observed River Stage Text Products

A summary of river stages for the past 5 Hours updated 19, 29, 39, and 49 minutes past the hour.

    California Nevada River Stage Summary - [Alternate Link]


CNRFC Observed River Stage/Flow Map Interface

The map below represents current river stage and flow information for the CNRFC River Guidance (Flood Forecast Points). To view the latest data for any of these locations, place cusor over the desired gage on the map for a readout. Click on a location to view the text product summary (RR8) of river stages for the past 5 hours.

NOTE 1: Observed river stage / flow data may be up to 4 hours old and still be considered "current".
NOTE 2: Plotted data is provisional and from automated gages. The data has not been screened or verified for accuracy.

Observed River Conditions Tab

Observed River Conditions
(Stage and Flow)

Observed River Conditions Legend



Station Information

Place cursor over gage
on map for readout.


Observed data can be
up to 4 hours old
and considered current.



        River / Creek

        Gage / Station

        Latest Stage (Raw Data)

        Latest Flow (Raw Data)

101 Gages Observed
Normal Conditions
(99.0% of Gages)
0 Gages Observed
Above Monitor Stage
(0.0% of Gages)
0 Gages Observed
Above Flood Stage
(0.0% of Gages)
0 Gages Observed
Above Danger Stage
(0.0% of Gages)
Last Map Update:   Tuesday March 19th 2024 at 2:36 AM PDT  (4 Minutes Old)
(Data is updated every 5 minutes)
 

CNRFC Observed River/Reservoir Maps

Basin Area Observation Time
Upper Klamath current hour 1 hour ago 2 hours ago
North Coast current hour 1 hour ago 2 hours ago
Northeast California current hour 1 hour ago 2 hours ago
Upper Sacramento current hour 1 hour ago 2 hours ago
Lower Sacramento current hour 1 hour ago 2 hours ago
Russian / Napa current hour 1 hour ago 2 hours ago
Central CA Coast current hour 1 hour ago 2 hours ago
San Joaquin current hour 1 hour ago 2 hours ago
Pt Conception Area current hour 1 hour ago 2 hours ago
Southern California current hour 1 hour ago 2 hours ago
Truckee / East Sierra current hour 1 hour ago 2 hours ago
Upper Humboldt current hour 1 hour ago 2 hours ago
Lower Humboldt current hour 1 hour ago 2 hours ago

Reservoir Data

Monthly Reservoir Storage (Issued daily at 10:00 AM PDT)


River Stages/Reservoir Links

River Stages - Hydrologic Information Center
California Dept. of Water Resources - River Stage/Flow Information
Central Valley Operations Reports - USBR
So California Project Data - USACE - Los Angeles District
Water Control Data System - USACE - Sacramento District
Real-time Water Data - USGS - Oregon
Real-time Water Data - USGS - California
Real-time Water Data - USGS - Nevada
Current Creek Levels - Sacramento County - Dept of Water Resources
Ventura County Stream Flow Data - Ventura County Watershed Protection District
Santa Barbara County River-Stream and Reservoir Data - Santa Barbara County Dept. of Public Works
San Luis Obispo County Stream Flow Data - San Luis Obispo County Dept. of Public Works