San Geronimo Creek near Helotes water level
River gauge, San Geronimo Creek, Texas, United States
Right now
Normal for mid-October
Water level
- Flow
- 1.9 cfs
History
20252026
What this means
The gauge at San Geronimo Creek near Helotes reads 2.34 ft, a normal level for mid-October.
The median for mid-October is 2.28 ft, based on 15 years of readings, so the river stage is 0.06 ft above typical. On the same day last year the reading was 2.27 ft, a difference of +0.07 ft.
It has barely moved over the past 24 hours. Over the past 30 days it has moved between 2.32 ft and 2.46 ft.
Fall is often low-water season on rivers, until steadier rain returns.
Compared with 15 years of daily readings for this time of year. How to read levels
Key numbers
- Median for this date
- 2.28 ft0.06 ft above the median for this date
- Normal for this date
- 1.83 ft – 2.73 ft8 years in 10 fall in this range (15 years of records)
- Same day last year
- 2.27 ft+0.07 ft
- Lowest and highest in 30 days
- 2.32 ft – 2.46 ft
- Lowest and highest in 12 months
- 2.23 ft – 5.27 ft
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.
Weather at the gauge
No rain in the last 3 days.
Forecast: Open-Meteo
Map
Nearby gauges
| Gauge | Level | Compared with normal | 24 hours | Distance |
|---|---|---|---|---|
| Helotes Creek at HelotesRiver gauge, Helotes Creek | 0.89 ft | Normal | ±0 | 7 mi |
| Medina Lake near San AntonioLake, Medina Lake | 1,020.24 ft | High | −0.05 ft | 10 mi |
| Cibolo Creek near BoerneRiver gauge, Cibolo Creek | 3.35 ft | Normal | +0.01 ft | 12 mi |
| Leon Creek at IH 10 and Loop 1604 near San AntonioRiver gauge, Leon Creek | 982.59 ft | Highest on record | ±0 | 12 mi |
| Medina River above English Crsg near Pipe CreekRiver gauge, Medina River | 19.3 cfs | Normal | −0.8 cfs | 12 mi |
| Salado Creek at Wilderness Rd, San AntonioRiver gauge, Salado Creek | 0.02 ft | Low | +0.01 ft | 14 mi |
| Leon Creek at Lp 410 at San AntonioRiver gauge, Leon Creek | 4.04 ft | Low | ±0 | 15 mi |
| Medina River at BanderaRiver gauge, Medina River | 3.59 ft | Normal | +0.02 ft | 18 mi |
Questions and answers
Is San Geronimo Creek near Helotes higher than last year?
Yes, it is 0.07 ft higher than on the same day last year, when the reading was 2.27 ft.
What is a normal level for San Geronimo Creek near Helotes in mid-October?
The median for mid-October is 2.28 ft. In 8 years out of 10 the reading falls between 1.83 ft and 2.73 ft, based on 15 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 San Geronimo Creek near Helotes today?
On Oct 19, 2026, 02:30 AM CDT, the water level was 2.34 ft. Steady over the last 24 hours.
Is San Geronimo Creek near Helotes rising or falling?
Steady over the last 24 hours. Steady over the last 7 days.
Is the level of San Geronimo Creek near Helotes normal?
Normal for mid-October. Compared with 15 years of daily readings for this time of year.
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:08180586(Agency page)- Coordinates
29.61973, -98.79515(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 | 2.34 ft | 2026-10-19 07:30 | Provisional |
| Flow | 1.9 cfs | 2026-10-19 07:30 | Provisional |
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How to cite
U.S. Geological Survey: San Geronimo Creek near Helotes (usgs:08180586). Accessed October 19, 2026 via Nivelmap, https://nivelmap.com/en/united-states/texas/san-geronimo-creek-near-helotes
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