South Tyger River below Duncan water level
River gauge, South Tyger River, South Carolina, United States
Right now
Normal for mid-October
Water level
- Flow
- 43.4 cfs
History
20252026
What this means
The South Tyger River below Duncan is at 4.15 ft, in the normal range for mid-October.
The median for mid-October is 3.93 ft, based on 23 years of readings, so the river stage is 0.22 ft above typical. It is 12.85 ft below the flood stage of 17.00 ft. On the same day last year the reading was 3.93 ft, a difference of +0.22 ft.
It has dropped 0.10 ft over the past 24 hours. In the last month it has stayed between 3.84 ft and 6.81 ft.
Fall is often low-water season on rivers, until steadier rain returns.
Compared with 23 years of daily readings for this time of year. How to read levels
Key numbers
- Median for this date
- 3.93 ft0.22 ft above the median for this date
- Normal for this date
- 2.99 ft – 5.03 ft8 years in 10 fall in this range (23 years of records)
- Same day last year
- 3.93 ft+0.22 ft
- Lowest and highest in 30 days
- 3.84 ft – 6.81 ft
- Lowest and highest in 12 months
- 3.75 ft – 6.81 ft
- Highest on record
- 16.68 ftJuly 7, 2005
Floating and fishing near South Tyger River below Duncan
Normal flows mean predictable rapids and good access at most put-ins.
Flood stage here is 17.00 ft, 12.85 ft above the current reading. Beyond it, the National Weather Service also defines moderate and major flood stages.
What happens at each level
- 25.00 ft
- I-85 affected between highways 101 and 290 (approx MM 62)
- 17.00 ft
- Homes off of Riverside Drive affected.
- 6.00 ft
- 6 inches of rain may be enough for Forrest Lake Dam to overtop and flood Forrest Lake Rd.
- 4.15 ft
- Right now
Impact statements from the U.S. National Weather Service.
Highest crests on record
| Rank | Level | Date |
|---|---|---|
| 1 | 16.68 ft | July 7, 2005 |
| 2 | 14.97 ft | August 10, 2014 |
| 3 | 13.37 ft | March 20, 2003 |
| 4 | 12.31 ft | September 15, 2002 |
| 5 | 12.24 ft | September 8, 2004 |
| 6 | 11.31 ft | January 25, 2010 |
| 7 | 10.90 ft | September 28, 2004 |
| 8 | 10.76 ft | December 24, 2015 |
| 9 | 10.41 ft | March 2, 2007 |
| 10 | 9.65 ft | May 9, 2012 |
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 |
|---|---|---|---|---|
| Middle Tyger River near LymanRiver gauge, Middle Tyger River | 1.96 ft | Normal | +0.02 ft | 1.4 mi |
| North Tyger River at WellfordRiver gauge, North Tyger River | 6.7 cfs | Very low | +0.2 cfs | 3.9 mi |
| North Tyger River below WellfordRiver gauge, North Tyger River | 5.77 ft | High | −0.02 ft | 4.5 mi |
| North Tyger River near FairmontRiver gauge, North Tyger River | 10.1 cfs | Very low | ±0 | 4.9 mi |
| Beaverdam Creek above GreerRiver gauge, Beaverdam Creek | 1.26 ft | Very low | +0.01 ft | 5.3 mi |
| Middle Tyger River below Lyman Lake, near GreerRiver gauge, Middle Tyger River | 3.55 ft | Low | −0.04 ft | 5.4 mi |
| Enoree River at PelhamRiver gauge, Enoree River | 3.82 ft | Low | +0.02 ft | 7 mi |
| Rocky Creek near Wade HamptonRiver gauge, Rocky Creek | 837.58 ft | Very low | ±0 | 9 mi |
Questions and answers
Is the South Tyger River below Duncan higher than last year?
Yes, it is 0.22 ft higher than on the same day last year, when the reading was 3.93 ft.
What is flood stage for the South Tyger River below Duncan?
The official flood stage is 17.00 ft. The level is currently 12.85 ft below it.
What is a normal level for the South Tyger River below Duncan in mid-October?
The median for mid-October is 3.93 ft. In 8 years out of 10 the reading falls between 2.99 ft and 5.03 ft, based on 23 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 South Tyger River below Duncan today?
On Oct 19, 2026, 11:45 AM EDT, the water level was 4.15 ft. Down 0.10 ft over the last 24 hours.
Is South Tyger River below Duncan rising or falling?
Down 0.10 ft over the last 24 hours. Down 1.97 ft over the last 7 days.
Is the level of South Tyger River below Duncan normal?
Normal for mid-October. Compared with 23 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:02158408(Agency page)- Coordinates
34.92095, -82.13011(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 | 4.15 ft | 2026-10-19 15:45 | Provisional |
| Flow | 43.4 cfs | 2026-10-19 15:45 | Provisional |
Download
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How to cite
U.S. Geological Survey: South Tyger River below Duncan (usgs:02158408). Accessed October 19, 2026 via Nivelmap, https://nivelmap.com/en/united-states/south-carolina/south-tyger-river-below-duncan
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