South River at Harriston, VA

USGS Site No: 01627500South River • Augusta County, VA

South River at Harriston, VA on the South River is currently at 192 cfs (Normal — 75th percentile for this date) . Gage height: 2.54 ft.

Reading from

192
CFS Discharge
2.54
Gage Height (ft)
Normal
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 81
25th Low threshold 96
50th (Median) Normal (median) 147
75th High threshold 192 Today: 192 cfs
95th Very High threshold 494

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.

2.5k 1.2k 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 246
May 27, 2026 221
May 26, 2026 274
May 25, 2026 189
May 24, 2026 160
May 23, 2026 120
May 22, 2026 111
May 21, 2026 102
May 20, 2026 73
May 19, 2026 81
May 18, 2026 73
May 17, 2026 74
May 16, 2026 75
May 15, 2026 78
Apr 21, 2026 96
Apr 20, 2026 99
Apr 19, 2026 105
Apr 18, 2026 104
Apr 17, 2026 106
Apr 16, 2026 110
Apr 15, 2026 113
Apr 14, 2026 118
Apr 13, 2026 122
Apr 12, 2026 125
Apr 11, 2026 129
Apr 10, 2026 131
Apr 9, 2026 134
Apr 8, 2026 140
Apr 7, 2026 150
Apr 6, 2026 160

Station Information

USGS Site No
01627500
State
VA
Coordinates
38.2187, -78.8367
Drainage Area
212 mi²
Datum (ft)
1,129.2
HUC Code
02070005
View on USGS NWIS →

Flood Stage Thresholds

Action Stage
6.0 ft
Flood Stage
9.5 ft
Moderate Flood
12.0 ft
Major Flood
16.0 ft

Currently 6.96 ft below flood stage.

Recent Extremes

Max discharge
3,480 cfs
May 14, 2025
Min discharge
61 cfs
Sep 12, 2025
Days at flood stage
0

Computed from the local daily-values archive.

Nearby Gauges