San Antonio Rv at Mitchell St, San Antonio, TX

USGS Site No: 08178050 • San Antonio River • Bexar County, TX

San Antonio Rv at Mitchell St, San Antonio, TX on the San Antonio River is currently at 23 cfs (Normal — 54th percentile for this date) . Gage height: 4.43 ft.

Reading from

↑ Upstream on San Antonio River
San Antonio Rv at San Antonio, TX
Downstream on San Antonio River ↓
San Antonio Rv at Loop 410, San Antonio, TX
23
CFS Discharge
4.43
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 7
25th Low threshold 10
50th (Median) Normal (median) 14
75th High threshold 79 Today: 23 cfs
95th Very High threshold 647

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.

1.4k 702 0 cfs Apr 5 May 28
10th–95th historical Day-of-year median Recent discharge

30-Day Flow History

Date Discharge (CFS) Gage Ht (ft)
May 28, 2026 26 4.47
May 27, 2026 234 5.48
May 26, 2026 299 4.86
May 25, 2026 20 4.39
May 24, 2026 29 4.50
May 23, 2026 109 5.02
May 22, 2026 192 5.38
May 21, 2026 214 4.89
May 20, 2026 237 5.43
May 19, 2026 20 4.37
May 18, 2026 18 4.35
May 17, 2026 18 4.36
May 16, 2026 18 4.35
May 15, 2026 20 4.39
Apr 20, 2026 337 5.45
Apr 19, 2026 93 4.92
Apr 18, 2026 19 4.37
Apr 17, 2026 18 4.34
Apr 16, 2026 4 4.04
Apr 15, 2026 4 4.00
Apr 14, 2026 4 4.02
Apr 13, 2026 14 4.22
Apr 12, 2026 42 4.61
Apr 11, 2026 16 4.32
Apr 10, 2026 17 4.33
Apr 9, 2026 17 4.33
Apr 8, 2026 16 4.31
Apr 7, 2026 17 4.33
Apr 6, 2026 20 4.38
Apr 5, 2026 29 4.49

Station Information

USGS Site No
08178050
State
TX
County
Bexar County
Coordinates
29.3930, -98.4947
Drainage Area
42 mi²
Datum (ft)
585.1
HUC Code
12100301
View on USGS NWIS →

Flood Stage Thresholds

Action Stage
12.0 ft
Flood Stage
13.0 ft
Moderate Flood
15.0 ft
Major Flood
19.0 ft

Currently 8.57 ft below flood stage.

Recent Extremes

Max discharge
1,560 cfs
Jun 12, 2025
Min discharge
1 cfs
Jan 17, 2026
Days at flood stage
0

Computed from the local daily-values archive.

Nearby Gauges

Related