South F Holston River at Riverside, Near Chilhowie, VA

USGS Site No: 03471500South F Holston River • Smyth County, VA

South F Holston River at Riverside, Near Chilhowie, VA on the South F Holston River is currently at 124 cfs (High — 80th percentile for this date) . Gage height: 2.32 ft.

Reading from

124
CFS Discharge
2.32
Gage Height (ft)
High
Flow Condition
Normal
Flood Status

Historical Percentile Comparison

Today's discharge compared to the long-term record for June 11 at this station. Percentile rank shows what fraction of historical years had lower flow on this date.

Percentile Label CFS Threshold Today's Flow
10th Very Low threshold 41
25th Low threshold 48
50th (Median) Normal (median) 72
75th High threshold 96
95th Very High threshold 204 Today: 124 cfs

30-Day Hydrograph

Recent discharge plotted against the historical 10th–95th percentile envelope for the same calendar days. Source: USGS daily values + long-term statistics.

789 395 0 cfs Apr 6 May 28
10th–95th historical Day-of-year median Recent discharge

30-Day Flow History

Date Discharge (CFS) Gage Ht (ft)
May 28, 2026 134
May 27, 2026 76
May 26, 2026 58
May 25, 2026 57
May 24, 2026 49
May 23, 2026 49
May 22, 2026 52
May 21, 2026 48
May 20, 2026 44
May 19, 2026 43
May 18, 2026 44
May 17, 2026 45
May 16, 2026 47
May 15, 2026 49
Apr 21, 2026 60
Apr 20, 2026 62
Apr 19, 2026 66
Apr 18, 2026 66
Apr 17, 2026 69
Apr 16, 2026 72
Apr 15, 2026 74
Apr 14, 2026 78
Apr 13, 2026 82
Apr 12, 2026 86
Apr 11, 2026 92
Apr 10, 2026 99
Apr 9, 2026 108
Apr 8, 2026 120
Apr 7, 2026 133
Apr 6, 2026 134

Station Information

USGS Site No
03471500
State
VA
County
Smyth County
Coordinates
36.7604, -81.6312
Drainage Area
77 mi²
Datum (ft)
2,106.7
HUC Code
06010102
View on USGS NWIS →

Flood Stage Thresholds

Action Stage
5.0 ft
Flood Stage
7.0 ft
Moderate Flood
9.0 ft
Major Flood
11.0 ft

Currently 4.68 ft below flood stage.

Recent Extremes

Max discharge
840 cfs
May 13, 2025
Min discharge
23 cfs
Nov 18, 2025
Days at flood stage
0

Computed from the local daily-values archive.

Nearby Gauges