Rio Grande at Narrows IN Elephant Butte Reservoir., NM
USGS Site No: 08359500 • Rio Grande • Sierra County, NM
Rio Grande at Narrows IN Elephant Butte Reservoir., NM on the Rio Grande is currently at 40 cfs (Normal — 25th percentile for this date) . Gage height: 3.92 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 | 15 | |
| 25th | Low threshold | 40 | Today: 40 cfs |
| 50th (Median) | Normal (median) | 115 | |
| 75th | High threshold | 407 | |
| 95th | Very High threshold | 688 |
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 | 46 | — |
| May 27, 2026 | 48 | — |
| May 26, 2026 | 51 | — |
| May 25, 2026 | 50 | — |
| May 24, 2026 | 47 | — |
| May 23, 2026 | 40 | — |
| May 22, 2026 | 50 | — |
| May 21, 2026 | 48 | — |
| May 20, 2026 | 51 | — |
| May 19, 2026 | 51 | — |
| May 18, 2026 | 48 | — |
| May 17, 2026 | 53 | — |
| May 16, 2026 | 55 | — |
| May 15, 2026 | 62 | — |
| Apr 20, 2026 | 78 | — |
| Apr 19, 2026 | 77 | — |
| Apr 18, 2026 | 85 | — |
| Apr 17, 2026 | 87 | — |
| Apr 16, 2026 | 82 | — |
| Apr 15, 2026 | 94 | — |
| Apr 14, 2026 | 77 | — |
| Apr 13, 2026 | 80 | — |
| Apr 12, 2026 | 87 | — |
| Apr 11, 2026 | 96 | — |
| Apr 10, 2026 | 89 | — |
| Apr 9, 2026 | 96 | — |
| Apr 8, 2026 | 107 | — |
| Apr 7, 2026 | 113 | — |
| Apr 6, 2026 | 100 | — |
| Apr 5, 2026 | 83 | — |
Station Information
- USGS Site No
- 08359500
- State
- NM
- County
- Sierra County
- Coordinates
- 33.3862, -107.1631
- Drainage Area
- 28,500 mi²
- Datum (ft)
- 4,387.4
- HUC Code
- 13020211
Recent Extremes
- Max discharge
-
1,190 cfsNov 29, 2025
- Min discharge
-
0 cfsSep 12, 2025
Computed from the local daily-values archive.
Nearby Gauges
-
Rio Grande Below Elephant Butte Dam, NMVery High16.6 mi · 2,080 cfs
-
Rio Grande Floodway at San Marcial, NMLow22.4 mi · 0 cfs
-
Rio Grande Conveyance Channel at San Marcial, NMLow23.0 mi · 58 cfs
-
Rio Grande Above Us Highway 380 near San Antonio, NMVery Low41.4 mi · 0 cfs
-
Salt Creek Near Tularosa, NMNormal44.9 mi · 0 cfs