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N Fk San Gabriel River near Georgetown water level

River gauge, N Fk San Gabriel River, Texas, United States

Directions

Right now

Normal for mid-October

Water level

4.19ft Steady over the last 24 hours

Flow
0.8 cfs
0 13 25 38 Highest onrecord 39.50 ft

History

History
4.04.55.0ftOct 16Oct 17Oct 18Oct 19Oct 204.04.55.0ftOct 16Oct 18Oct 20
4.04.55.05.5ftSep 21Sep 28Oct 5Oct 13Oct 204.04.55.05.5ftSep 21Oct 5Oct 20
46810ftOct 2025Jan 2026Apr 2026Jul 2026Oct 202646810ftOct 2025Apr 2026Oct 2026
46810ftJanMarMayJulSepNov202646810ftJanAprJulOct2026

20252026

Water level Normal range (10–90 %)

What this means

The N Fk San Gabriel River near Georgetown is at 4.19 ft, in the normal range for mid-October.

The median for mid-October is 4.23 ft, based on 38 years of readings, so the river stage is 0.04 ft below typical. On the same day last year the reading was 4.36 ft, a difference of −0.17 ft.

It has barely moved over the past 24 hours. In the last month it has stayed between 4.15 ft and 4.33 ft.

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

Compared with 38 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date
4.23 ft0.04 ft below the median for this date
Normal for this date
3.96 ft – 4.61 ft8 years in 10 fall in this range (38 years of records)
Same day last year
4.36 ft−0.17 ft
Lowest and highest in 30 days
4.15 ft – 4.33 ft
Lowest and highest in 12 months
4.09 ft – 9.68 ft
Highest on record
39.50 ftSeptember 1, 1927

Floating and fishing near N Fk San Gabriel River near Georgetown

Normal flows mean predictable rapids and good access at most put-ins.

What happens at each level

6.50 ft
Numerous walking trails near the dam are closed due to low water crossings becoming impassable.
4.19 ft
Right now

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

Highest crests on record

RankLevelDate
139.50 ftSeptember 1, 1927
234.50 ftApril 1, 1957
326.20 ftSeptember 17, 1974

Weather at the gauge

The forecast is not available right now.

Sunrise 07:37 AM Sunset 06:55 PM Daylight 11 hr, 18 min First quarter 68%

Map

Other gauges on the N Fk San Gabriel River

Gauge Level Compared with normal 24 hours Distance
N Fk San Gabriel River at FM 243 near BriggsRiver gauge, N Fk San Gabriel River 19.08 ft No reference yet −0.01 ft 18 mi
N Fk San Gabriel River at Reagan Blvd near LeanderRiver gauge, N Fk San Gabriel River 2.31 ft Normal ±0 9 mi

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Lake Georgetown near GeorgetownLake, Lake Georgetown 784.44 ft Very high −0.03 ft 1.0 mi
S Fk San Gabriel River at GeorgetownRiver gauge, S Fk San Gabriel River 1.92 ft Low −0.03 ft 2.8 mi
Berry Creek at Airport Rd near GeorgetownRiver gauge, Berry Creek 9.24 ft Low ±0 3.9 mi
UBC Dam 5 near LeanderReservoir, UBC Dam 5 883.98 ft Normal −0.02 ft 7 mi
UBC Dam 16 near Round RockReservoir, UBC Dam 16 712.93 ft Very low −0.01 ft 8 mi
UBC Dam 11 near Round RockReservoir, UBC Dam 11 714.59 ft Normal ±0 9 mi
UBC Dam 12 near Round RockReservoir, UBC Dam 12 757.69 ft Normal +0.01 ft 9 mi
UBC Dam 13 near Round RockReservoir, UBC Dam 13 828.44 ft Normal −0.02 ft 9 mi

Questions and answers

Is the N Fk San Gabriel River near Georgetown higher than last year?

No, it is 0.17 ft lower than on the same day last year, when the reading was 4.36 ft.

What is a normal level for the N Fk San Gabriel River near Georgetown in mid-October?

The median for mid-October is 4.23 ft. In 8 years out of 10 the reading falls between 3.96 ft and 4.61 ft, based on 38 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 N Fk San Gabriel River near Georgetown today?

On Oct 20, 2026, 08:00 AM CDT, the water level was 4.19 ft. Steady over the last 24 hours.

Is N Fk San Gabriel River near Georgetown rising or falling?

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

Is the level of N Fk San Gabriel River near Georgetown normal?

Normal for mid-October. Compared with 38 years of daily readings for this time of year.

What is the highest water level ever recorded at N Fk San Gabriel River near Georgetown?

The highest level on record is 39.50 ft on September 1, 1927.

For specialists

Station codes, datum, parameters, data quality and downloads
Operator
U.S. Geological Survey
Station code
usgs:08104700 (Agency page)
Coordinates
30.66186, -97.71142 (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 4.19 ft 2026-10-20 13:00 Provisional
Flow 0.8 cfs 2026-10-20 13:00 Provisional

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How to cite

U.S. Geological Survey: N Fk San Gabriel River near Georgetown (usgs:08104700). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/united-states/texas/n-fk-san-gabriel-river-near-georgetown

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.