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Rix Outflow A Santa Ana River near Grand Terrace water level

River gauge, Rix Outflow A Santa Ana River, California, United States

Directions

Right now

Latest reading

Water level

9.48ft Steady over the last 24 hours

8 9 10 11

History

History
9.489.509.53ftOct 16Oct 17Oct 18Oct 20Oct 219.489.509.53ftOct 16Oct 18Oct 21
Water level

What this means

The latest river stage reported for Rix Outflow A Santa Ana River near Grand Terrace is 9.48 ft. There is no published reference for this river yet, so we can't say whether that is high or low for the season.

It has barely moved over the past 24 hours. Over the past 30 days it has moved between 9.46 ft and 9.53 ft.

Over the past seven days the change adds up to −0.03 ft.

The agency publishes no normal range for this gauge yet, so we show the trend only. How to read levels

What the stage means on the water

With no published normal range, paddlers and anglers should go by the trend: a rising river usually means muddier, faster water.

Weather at the gauge

The forecast is not available right now.

Sunrise 07:00 AM Sunset 06:09 PM Daylight 11 hr, 9 min Waxing gibbous 76%

Map

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Santa Ana R A East St near San BernardinoRiver gauge, Santa Ana R A East St 7.0 cfs Normal −2.0 cfs 3.5 mi
Lytle C A ColtonRiver gauge 1.1 cfs Very high +0.9 cfs 3.8 mi
Warm Creek near San BernardinoRiver gauge, Warm Creek 0.0 cfs Low ±0 4.0 mi
San Timoteo Creek near Loma LindaRiver gauge, San Timoteo Creek 0.4 cfs Low −1.2 cfs 5.2 mi
Santa Ana R A Mwd CrossingRiver gauge 41.4 cfs Normal −2.6 cfs 7 mi
Fontana Water Co Spill Ch From Afterbay near FontanaRiver gauge, Fontana Water Co Spill Ch From Afterbay 0.0 cfs Normal ±0 8 mi
East Twin Creek near Arrowhead SpringsRiver gauge, East Twin Creek 0.9 cfs Normal ±0 11 mi
Waterman Canyon Creek near Arrowhead SpringsRiver gauge, Waterman Canyon Creek 0.4 cfs Normal ±0 11 mi

Questions and answers

Is gage height the same as water depth?

No. Gage height is measured from a fixed reference point chosen by the agency, so a reading of 10 ft does not mean the river is 10 ft deep.

What is the water level of Rix Outflow A Santa Ana River near Grand Terrace today?

On Oct 21, 2026, 02:15 AM PDT, the water level was 9.48 ft. Steady over the last 24 hours.

Is Rix Outflow A Santa Ana River near Grand Terrace rising or falling?

Steady over the last 24 hours. Down 0.03 ft over the last 7 days.

Is the level of Rix Outflow A Santa Ana River near Grand Terrace normal?

The agency publishes no normal range for this gauge yet, so we show the trend only.

How often is this data updated?

The U.S. Geological Survey publishes a new reading every 15 minutes. This page refreshes within minutes of each update.

Where does this data come from?

The values come directly from the U.S. Geological Survey, the official operator of this gauge, and are in the public domain. We do not estimate or model live values.

For specialists

Station codes, datum, parameters, data quality and downloads
Operator
U.S. Geological Survey
Station code
usgs:11066320 (Agency page)
Coordinates
34.04139, -117.35457 (WGS84)
Vertical datum
NAVD88
Update interval
every 15 minutes
Licence
Public domain. Data: U.S. Geological Survey (USGS), provisional data subject to revision

Published series

ParameterLast valueTime (UTC)Quality
Water level 9.48 ft 2026-10-21 09:15 Provisional

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Embed this gauge

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How to cite

U.S. Geological Survey: Rix Outflow A Santa Ana River near Grand Terrace (usgs:11066320). Accessed October 21, 2026 via Nivelmap, https://nivelmap.com/en/united-states/california/rix-outflow-a-santa-ana-river-near-grand-terrace

How we check values

Each reading is stored as published. We hold back values that jump faster than physically plausible and show the measurement time with every value.