San Antonio River near McFaddin water level

Name: San Antonio River near McFaddin 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 Antonio River, Texas, United States

Directions

Latest reading

Water level

15.22ft Up 0.08 ft over the last 24 hours

Measured Oct 19, 2026, 09:15 AM CDT (45 min ago)

Flow: 271 cfs

History

7 days

Water level Normal range (10–90 %)

What this means

The U.S. Geological Survey has the San Antonio River near McFaddin at 15.22 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 is on the way up, by 0.08 ft over the past 24 hours. The 30-day range is 14.63 ft – 15.22 ft.

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

Key numbers

Highest on record: 30.08 ftJuly 14, 2021

Paddling and fishing conditions

Compare today with the chart before you go; local outfitters often know which stage suits their stretch.

Highest crests on record

Rank	Level	Date
1	30.08 ft	July 14, 2021
2	29.48 ft	May 22, 2015
3	29.31 ft	August 20, 2016
4	29.26 ft	June 11, 2016
5	27.75 ft	December 11, 2016
6	27.67 ft	October 20, 2021
7	27.38 ft	May 26, 2016
8	27.22 ft	September 15, 2018
9	26.41 ft	November 12, 2018
10	25.71 ft	October 2, 2016

Weather at the gauge

No rain in the last 3 days.

17 Sat 72° 54° – Wind 16 mph

18 Sun 77° 50° – Wind 8 mph

19 Mon 78° 59° – Wind 14 mph

20 Tue 84° 63° – Wind 16 mph

21 Wed 85° 69° – Wind 12 mph

22 Thu 85° 64° – Wind 12 mph

23 Fri 84° 65° – Wind 14 mph

Forecast: Open-Meteo

Sunrise 07:32 AM Sunset 06:56 PM Daylight 11 hr, 24 min First quarter 60%

Map

Other gauges on the San Antonio River

Gauge	Level	Compared with normal	24 hours	Distance
San Antonio River at San AntonioRiver gauge, San Antonio River	3.94 ft	Normal	+0.02 ft	107 mi
San Antonio River at Mitchell St, San AntonioRiver gauge, San Antonio River	4.26 ft	Normal	−0.01 ft	106 mi
San Antonio River at Loop 410, San AntonioRiver gauge, San Antonio River	3.67 ft	Low	−0.03 ft	101 mi
San Antonio River near Braunig Lake near ElmendorfRiver gauge, San Antonio River	10.98 ft	No reference yet	+0.13 ft	96 mi
San Antonio River near ElmendorfRiver gauge, San Antonio River	9.63 ft	Normal	−0.04 ft	93 mi
San Antonio River near FloresvilleRiver gauge, San Antonio River	3.66 ft	Very low	−0.02 ft	79 mi
San Antonio River near Falls CityRiver gauge, San Antonio River	0.80 ft	Very low	−0.03 ft	68 mi
San Antonio River at SH 72 near RungeRiver gauge, San Antonio River	10.10 ft	Normal	−0.12 ft	47 mi
San Antonio River at GoliadRiver gauge, San Antonio River	3.60 ft	Normal	−0.26 ft	22 mi

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Guadalupe River near TivoliRiver gauge, Guadalupe River	4.07 ft	Normal	+0.02 ft	10 mi
Guadalupe River near BloomingtonRiver gauge, Guadalupe River	8.67 ft	Low	−0.05 ft	10 mi
Guadalupe River at SH 35 near TivoliTidal gauge, Guadalupe River	11.03 ft	Normal	+0.08 ft	12 mi
Coleto Creek near VictoriaRiver gauge, Coleto Creek	3.86 ft	Normal	±0	15 mi
Coleto Creek Reservoir near VictoriaReservoir, Coleto Creek Reservoir	94.65 ft	Very low	+0.01 ft	16 mi
North end of GBRA Calhoun Canal near Long MottCanal gauge, North end of GBRA Calhoun Canal	17.4 cfs	Low	−29.5 cfs	16 mi
Copano Creek near RefugioRiver gauge, Copano Creek	2.33 ft	Low	±0	16 mi
Guadalupe River at VictoriaRiver gauge, Guadalupe River	5.24 ft	Low	±0	18 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 San Antonio River near McFaddin today?

On Oct 19, 2026, 09:15 AM CDT, the water level was 15.22 ft. Up 0.08 ft over the last 24 hours.

Is San Antonio River near McFaddin rising or falling?

Up 0.08 ft over the last 24 hours.

Is the level of San Antonio River near McFaddin 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 Antonio River near McFaddin?

The highest level on record is 30.08 ft on July 14, 2021.

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:08188570 (Agency page)
Coordinates: 28.53125, -97.04269 (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	15.22 ft	2026-10-19 14:15	Provisional
Flow	271 cfs	2026-10-19 14:15	Provisional

Download

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How to cite

U.S. Geological Survey: San Antonio River near McFaddin (usgs:08188570). Accessed October 19, 2026 via Nivelmap, https://nivelmap.com/en/united-states/texas/san-antonio-river-near-mcfaddin

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