Rio Grande Floodway at San Acacia, NM
USGS Site No: 08354900 • Rio Grande • Socorro County, NM
Rio Grande Floodway at San Acacia, NM on the Rio Grande is currently at 5 cfs (Very Low — 4th percentile for this date) . Gage height: 8.35 ft.
Reading from
Historical Percentile Comparison
Today's discharge compared to the long-term record for October 28 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 | 13 | Today: 5 cfs |
| 25th | Low threshold | 64 | |
| 50th (Median) | Normal (median) | 184 | |
| 75th | High threshold | 442 | |
| 95th | Very High threshold | 1,320 |
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.
30-Day Flow History
| Date | Discharge (CFS) | Gage Ht (ft) |
|---|---|---|
| May 28, 2026 | 8 | — |
| May 27, 2026 | 8 | — |
| May 26, 2026 | 9 | — |
| May 25, 2026 | 8 | — |
| May 24, 2026 | 7 | — |
| May 23, 2026 | 7 | — |
| May 22, 2026 | 8 | — |
| May 21, 2026 | 8 | — |
| May 20, 2026 | 9 | — |
| May 19, 2026 | 10 | — |
| May 18, 2026 | 9 | — |
| May 17, 2026 | 12 | — |
| May 16, 2026 | 13 | — |
| May 15, 2026 | 14 | — |
| Apr 20, 2026 | 28 | — |
| Apr 19, 2026 | 28 | — |
| Apr 18, 2026 | 27 | — |
| Apr 17, 2026 | 26 | — |
| Apr 16, 2026 | 26 | — |
| Apr 15, 2026 | 26 | — |
| Apr 14, 2026 | 27 | — |
| Apr 13, 2026 | 32 | — |
| Apr 12, 2026 | 33 | — |
| Apr 11, 2026 | 35 | — |
| Apr 10, 2026 | 38 | — |
| Apr 9, 2026 | 42 | — |
| Apr 8, 2026 | 46 | — |
| Apr 7, 2026 | 50 | — |
| Apr 6, 2026 | 56 | — |
| Apr 5, 2026 | 63 | — |
Station Information
- USGS Site No
- 08354900
- State
- NM
- County
- Socorro County
- Coordinates
- 34.2564, -106.8908
- Drainage Area
- 26,770 mi²
- Datum (ft)
- 4,643.1
- HUC Code
- 13020203
Flood Stage Thresholds
- Action Stage
- 21.0 ft
- Flood Stage
- 23.0 ft
- Moderate Flood
- 25.0 ft
- Major Flood
- 33.0 ft
Currently 14.65 ft below flood stage.
Recent Extremes
- Max discharge
-
1,740 cfsDec 10, 2025
- Min discharge
-
0 cfsAug 18, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Rio Grande at Bridge Near Escondida, NMVery Low9.4 mi · 0 cfs
-
Rio Puerco Near Bernardo, NMNormal10.8 mi · 0 cfs
-
Rio Grande Floodway Near Bernardo, NMLow12.2 mi · 8 cfs
-
Rio Grande at State Highway 346 Near Bosque, NMVery Low21.2 mi · 6 cfs
-
Rio Grande Above Us Highway 380 near San Antonio, NMVery Low22.9 mi · 0 cfs