Rio Grande Conveyance Channel at San Marcial, NM

USGS Site No: 08358300 • Rio Grande • Socorro County, NM

Rio Grande Conveyance Channel at San Marcial, NM on the Rio Grande is currently at 58 cfs (Low — 22th percentile for this date) . Gage height: 8.31 ft.

Reading from

58
CFS Discharge
8.31
Gage Height (ft)
Low
Flow Condition
N/A
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 17
25th Low threshold 68 Today: 58 cfs
50th (Median) Normal (median) 299
75th High threshold 438
95th Very High threshold 1,730

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.

2k 1k 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 49 —
May 27, 2026 49 —
May 26, 2026 51 —
May 25, 2026 52 —
May 24, 2026 52 —
May 23, 2026 50 —
May 22, 2026 42 —
May 21, 2026 54 —
May 20, 2026 51 —
May 19, 2026 56 —
May 18, 2026 58 —
May 17, 2026 53 —
May 16, 2026 58 —
May 15, 2026 60 —
Apr 20, 2026 127 —
Apr 19, 2026 127 —
Apr 18, 2026 124 —
Apr 17, 2026 139 —
Apr 16, 2026 132 —
Apr 15, 2026 131 —
Apr 14, 2026 139 —
Apr 13, 2026 137 —
Apr 12, 2026 135 —
Apr 11, 2026 135 —
Apr 10, 2026 133 —
Apr 9, 2026 135 —
Apr 8, 2026 159 —
Apr 7, 2026 163 —
Apr 6, 2026 175 —
Apr 5, 2026 155 —

Station Information

USGS Site No
08358300
State
NM
County
Socorro County
Coordinates
33.6877, -106.9926
Datum (ft)
4,455.6
HUC Code
13020203
View on USGS NWIS →

Recent Extremes

Max discharge
308 cfs
May 20, 2025
Min discharge
14 cfs
Aug 12, 2025

Computed from the local daily-values archive.

Nearby Gauges

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