San Gabriel River near Weir water level

Name: San Gabriel River near Weir water level (U.S. Geological Survey)
Creator: U.S. Geological Survey
License: https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits

River gauge, San Gabriel River, Texas, United States

Directions

Latest reading

Water level

6.68ft Steady over the last 24 hours

Measured Oct 19, 2026, 05:45 AM CDT (24 min ago)

History

7 days 30 days 1 year Years compared

20252026

Water level

What this means

The latest river stage reported for San Gabriel River near Weir is 6.68 ft. The agency publishes no normal range or warning level for this river yet, so there is nothing to judge the number against.

The level has held steady over the past 24 hours. Over the past 30 days it has moved between 6.53 ft and 7.86 ft.

Over the past seven days the change adds up to −0.02 ft.

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

Key numbers

Same day last year: 6.55 ft+0.13 ft
Lowest and highest in 30 days: 6.53 ft – 7.86 ft
Lowest and highest in 12 months: 6.52 ft – 13.79 ft
Highest on record: 29.48 ftJuly 5, 2025

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.

What happens at each level

19.00 ft: At 19ft floodwaters begin to impact downstream RV park properties.
8.00 ft: At 8ft water has begun to flood Mankins Crossing Bridge.
6.68 ft: Right now

Impact statements from the U.S. National Weather Service.

Highest crests on record

Rank	Level	Date
1	29.48 ft	July 5, 2025
2	23.23 ft	February 3, 1986
3	21.85 ft	September 3, 1981
4	19.92 ft	June 4, 1987
5	18.07 ft	February 23, 1985
6	15.72 ft	May 20, 2026
7	13.73 ft	April 21, 2026
8	13.36 ft	April 1, 1979
9	13.28 ft	May 17, 1989
10	13.14 ft	May 13, 1980

Weather at the gauge

The forecast is not available right now.

Sunrise 07:36 AM Sunset 06:56 PM Daylight 11 hr, 20 min First quarter 58%

Map

Other gauges on the San Gabriel River

Gauge	Level	Compared with normal	24 hours	Distance
San Gabriel River at LaneportRiver gauge, San Gabriel River	4.93 ft	Normal	−0.01 ft	19 mi

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
UBC Dam 16 near Round RockReservoir, UBC Dam 16	712.94 ft	Very low	−0.02 ft	6.1 mi
UBC Dam 15 near Round RockReservoir, UBC Dam 15	697.26 ft	Very low	−0.01 ft	6.1 mi
Berry Creek at Airport Rd near GeorgetownRiver gauge, Berry Creek	9.24 ft	Low	±0	6 mi
S Fk San Gabriel River at GeorgetownRiver gauge, S Fk San Gabriel River	1.94 ft	Low	±0	6 mi
UBC Dam 18 near HuttoReservoir, UBC Dam 18	657.17 ft	Very low	−0.01 ft	7 mi
N Fk San Gabriel River near GeorgetownRiver gauge, N Fk San Gabriel River	4.19 ft	Normal	−0.01 ft	8 mi
LBC Dam 25 near TaylorReservoir, LBC Dam 25	593.85 ft	Normal	±0	8 mi
UBC Dam 17 near Round RockReservoir, UBC Dam 17	671.34 ft	Very high	+0.02 ft	8 mi

Questions and answers

How does the San Gabriel River near Weir compare with last year?

It is 0.13 ft higher than on the same day last year, when the reading was 6.55 ft.

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 San Gabriel River near Weir today?

On Oct 19, 2026, 05:45 AM CDT, the water level was 6.68 ft. Steady over the last 24 hours.

Is San Gabriel River near Weir rising or falling?

Steady over the last 24 hours. Steady over the last 7 days.

Is the level of San Gabriel River near Weir normal?

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

What is the highest water level ever recorded at San Gabriel River near Weir?

The highest level on record is 29.48 ft on July 5, 2025.

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.

For specialists

Station codes, datum, parameters, data quality and downloads

Operator: U.S. Geological Survey
Station code: usgs:08105300 (Agency page)
Coordinates: 30.64600, -97.58520 (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

Parameter	Last value	Time (UTC)	Quality
Water level	6.68 ft	2026-10-19 10:45	Provisional

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How to cite

U.S. Geological Survey: San Gabriel River near Weir (usgs:08105300). Accessed October 19, 2026 via Nivelmap, https://nivelmap.com/en/united-states/texas/san-gabriel-river-near-weir

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.

Readings are provisional, can be delayed or wrong and are not a flood warning. Read the disclaimer