Colorado River Below Laguna Dam, AZ-CA
USGS Site No: 09429600 • Colorado River • Imperial County, CA
Colorado River Below Laguna Dam, AZ-CA on the Colorado River is currently at 310 cfs (Very Low — 9th percentile for this date) . Gage height: 3.00 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 | 357 | Today: 310 cfs |
| 25th | Low threshold | 395 | |
| 50th (Median) | Normal (median) | 465 | |
| 75th | High threshold | 578 | |
| 95th | Very High threshold | 9,470 |
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 | 309 | — |
| May 27, 2026 | 307 | — |
| May 26, 2026 | 306 | — |
| May 25, 2026 | 306 | — |
| May 24, 2026 | 308 | — |
| May 23, 2026 | 306 | — |
| May 22, 2026 | 299 | — |
| May 21, 2026 | 296 | — |
| May 20, 2026 | 289 | — |
| May 19, 2026 | 295 | — |
| May 18, 2026 | 297 | — |
| May 17, 2026 | 307 | — |
| May 16, 2026 | 306 | — |
| May 15, 2026 | 307 | — |
| Apr 20, 2026 | 1,060 | — |
| Apr 19, 2026 | 1,100 | — |
| Apr 18, 2026 | 1,100 | — |
| Apr 17, 2026 | 1,090 | — |
| Apr 16, 2026 | 1,200 | — |
| Apr 15, 2026 | 1,230 | — |
| Apr 14, 2026 | 1,220 | — |
| Apr 13, 2026 | 1,230 | — |
| Apr 12, 2026 | 1,230 | — |
| Apr 11, 2026 | 1,230 | — |
| Apr 10, 2026 | 1,230 | — |
| Apr 9, 2026 | 1,330 | — |
| Apr 8, 2026 | 1,370 | — |
| Apr 7, 2026 | 1,350 | — |
| Apr 6, 2026 | 1,340 | — |
| Apr 5, 2026 | 1,310 | — |
Station Information
- USGS Site No
- 09429600
- State
- CA
- County
- Imperial County
- Coordinates
- 32.8123, -114.5149
- Drainage Area
- 188,600 mi²
- Datum (ft)
- 123.1
- HUC Code
- 15030107
Recent Extremes
- Max discharge
-
1,870 cfsAug 27, 2025
- Min discharge
-
289 cfsMay 20, 2026
Computed from the local daily-values archive.
Nearby Gauges
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Reservation Main Canal Near Yuma, AZLow0.4 mi · 18 cfs
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North Gila Main Canal Near Yuma, AZNormal1.3 mi · 53 cfs
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Gila Drain north. 1 Near Yuma, AZVery Low3.7 mi · 4 cfs
-
Levee Canal Wasteway Near Yuma, AZNormal3.7 mi · 1 cfs
-
Yaqui Canal Near Yuma, AZLow4.3 mi · 0 cfs