Olmos Creek at Dresden Dr, San Antonio water level

Name: Olmos Creek at Dresden Dr, San Antonio 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, Olmos Creek, Texas, United States

Directions

Normal for mid-October

Water level

1.81ft Steady over the last 24 hours

Measured Oct 19, 2026, 09:45 PM CDT (47 min ago)

Flow: 0.0 cfs

History

7 days 30 days 1 year Years compared

20252026

Water level Normal range (10–90 %) Minor flood stage

What this means

The gauge at Olmos Creek at Dresden Dr, San Antonio reads 1.81 ft, a normal level for mid-October.

The median for mid-October is 1.80 ft, based on 27 years of readings, so the river stage is 0.01 ft above typical. It is 7.19 ft below the flood stage of 9.00 ft. On the same day last year the reading was 1.86 ft, a difference of −0.05 ft.

It has barely moved over the past 24 hours. Over the past 30 days it has moved between 1.81 ft and 2.70 ft.

Fall is often low-water season on rivers, until steadier rain returns.

Compared with 27 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date: 1.80 ft0.01 ft above the median for this date
Normal for this date: 1.75 ft – 2.49 ft8 years in 10 fall in this range (27 years of records)
Same day last year: 1.86 ft−0.05 ft
Lowest and highest in 30 days: 1.81 ft – 2.70 ft
Lowest and highest in 12 months: 1.79 ft – 4.21 ft
Highest on record: 14.82 ftSeptember 13, 1978

What the stage means on the water

A normal level is usually prime time for floating and wade fishing, as long as the weather holds upstream.

The National Weather Service puts flood stage for this gauge at 9.00 ft, still 7.19 ft away.

What happens at each level

14.00 ft: The reservoir behind Olmos dam fills up and causes long lasting travel impacts near the Quarry Market, including the closure of Highway 281. Major residential flooding occurs in the headwaters of Olmos Creek above Loop 410. Over a foot of water is in lowest businesses in the southwest quadrant of Loop 410 and West Avenue. Many streets and low water crossings will have several feet of turbulent flow over them.
13.00 ft: The reservoir behind Olmos dam fills up and causes long lasting travel impacts near the Quarry Market, including the closure of Highway 281. Several businesses in the southwest quadrant of Loop 410 and West Avenue flood up to a foot.
12.00 ft: The reservoir behind Olmos dam fills up and causes long lasting travel impacts near the Quarry Market, including the closure of Highway 281. Major flooding approaches slabs of the lowest businesses in the southwest quadrant of Loop 410 and West Avenue cutting off some areas.
10.00 ft: Moderate lowland flooding approaches businesses in the southwest quadrant of Loop 410 and West Avenue. Low bridges and crossings upstream near Lockhill-Selma are very dangerous to traffic.
9.00 ft: Minor lowland flooding extends into low areas of the flood plain with no significant damage.
1.81 ft: Right now

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

Highest crests on record

Rank	Level	Date
1	14.82 ft	September 13, 1978
2	14.54 ft	July 1, 2002
3	14.38 ft	April 5, 1991
4	14.01 ft	October 17, 1998
5	13.20 ft	May 7, 1972
6	12.78 ft	May 25, 2013
7	12.30 ft	May 5, 1993
8	10.57 ft	November 22, 2004
9	10.34 ft	June 12, 2025
10	9.85 ft	June 4, 1986

Weather at the gauge

The forecast is not available right now.

Sunrise 07:39 AM Sunset 07:00 PM Daylight 11 hr, 20 min First quarter 65%

Map

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
San Antonio River at San AntonioRiver gauge, San Antonio River	3.96 ft	Normal	+0.02 ft	6 mi
San Pedro Creek at Furnish St, San AntonioRiver gauge, San Pedro Creek	0.0 cfs	Very low	±0	6 mi
San Antonio River at Mitchell St, San AntonioRiver gauge, San Antonio River	4.29 ft	Normal	+0.04 ft	7 mi
Leon Creek at Lp 410 at San AntonioRiver gauge, Leon Creek	4.02 ft	Low	−0.02 ft	8 mi
Leon Creek at IH 10 and Loop 1604 near San AntonioRiver gauge, Leon Creek	982.59 ft	Highest on record	±0	8 mi
Salado Creek at Wilderness Rd, San AntonioRiver gauge, Salado Creek	0.02 ft	Low	±0	10 mi
W Elm Creek at Encino Rio at San AntonioRiver gauge, W Elm Creek	−0.22 ft	Very low	±0	10 mi
Salado Creek at Loop 13, San AntonioRiver gauge, Salado Creek	5.21 ft	Low	+0.03 ft	11 mi

Questions and answers

Is Olmos Creek at Dresden Dr, San Antonio higher than last year?

No, it is 0.05 ft lower than on the same day last year, when the reading was 1.86 ft.

What is flood stage for Olmos Creek at Dresden Dr, San Antonio?

The official flood stage is 9.00 ft. The level is currently 7.19 ft below it.

What is a normal level for Olmos Creek at Dresden Dr, San Antonio in mid-October?

The median for mid-October is 1.80 ft. In 8 years out of 10 the reading falls between 1.75 ft and 2.49 ft, based on 27 years of records.

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 Olmos Creek at Dresden Dr, San Antonio today?

On Oct 19, 2026, 09:45 PM CDT, the water level was 1.81 ft. Steady over the last 24 hours.

Is Olmos Creek at Dresden Dr, San Antonio rising or falling?

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

Is the level of Olmos Creek at Dresden Dr, San Antonio normal?

Normal for mid-October. Compared with 27 years of daily readings for this time of year.

For specialists

Station codes, datum, parameters, data quality and downloads

Operator: U.S. Geological Survey
Station code: usgs:08177700 (Agency page)
Coordinates: 29.49912, -98.51030 (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	1.81 ft	2026-10-20 02:45	Provisional
Flow	0.0 cfs	2026-10-20 02:45	Provisional

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How to cite

U.S. Geological Survey: Olmos Creek at Dresden Dr, San Antonio (usgs:08177700). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/united-states/texas/olmos-creek-at-dresden-dr-san-antonio

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