Alvarado C near LA Mesa CA
USGS Site No: 11022830 • San Diego County, CA
Alvarado C near LA Mesa CA is currently at 1 cfs (Very High — 95th percentile for this date) . Gage height: 1.61 ft.
Reading from
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 | 0 | |
| 25th | Low threshold | 0 | |
| 50th (Median) | Normal (median) | 1 | |
| 75th | High threshold | 0 | |
| 95th | Very High threshold | 0 |
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 | 1 | — |
| May 27, 2026 | 2 | — |
| May 26, 2026 | 1 | — |
| May 25, 2026 | 1 | — |
| May 24, 2026 | 1 | — |
| May 23, 2026 | 1 | — |
| May 22, 2026 | 1 | — |
| May 21, 2026 | 1 | — |
| May 20, 2026 | 1 | — |
| May 19, 2026 | 1 | — |
| May 18, 2026 | 1 | — |
| May 17, 2026 | 1 | — |
| May 16, 2026 | 1 | — |
| May 15, 2026 | 1 | — |
| Apr 20, 2026 | 1 | — |
| Apr 19, 2026 | 1 | — |
| Apr 18, 2026 | 1 | — |
| Apr 17, 2026 | 1 | — |
| Apr 16, 2026 | 1 | — |
| Apr 15, 2026 | 1 | — |
| Apr 14, 2026 | 1 | — |
| Apr 13, 2026 | 1 | — |
| Apr 12, 2026 | 1 | — |
| Apr 11, 2026 | 1 | — |
| Apr 10, 2026 | 1 | — |
| Apr 9, 2026 | 1 | — |
| Apr 8, 2026 | 1 | — |
| Apr 7, 2026 | 1 | — |
| Apr 6, 2026 | 1 | — |
| Apr 5, 2026 | 1 | — |
Station Information
- USGS Site No
- 11022830
- State
- CA
- County
- San Diego County
- Coordinates
- 32.7783, -117.0634
- Drainage Area
- 11 mi²
- Datum (ft)
- 320.0
- HUC Code
- 180703040704
Recent Extremes
- Max discharge
-
185 cfsJan 1, 2026
- Min discharge
-
0 cfsMar 29, 2026
Computed from the local daily-values archive.
Nearby Gauges
-
San Diego River at Mast Road near Santee CAHigh4.8 mi · 7 cfs
-
San Diego River at Fashion Valley at San Diego CAHigh6.2 mi · 8 cfs
-
Tecolote C above Footbridge near San Diego CAVery High7.3 mi · 0 cfs
-
Los Coches C near Lakeside CALow10.3 mi · 0 cfs
-
Los Penasquitos C near Poway CAHigh11.9 mi · 3 cfs