Meramec River at Pacific, MO
USGS Site No: 07017020 • Meramec River • Franklin County, MO
Meramec River at Pacific, MO on the Meramec River is currently at 1,330 cfs (Very High — 95th percentile for this date) . Gage height: -0.01 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 | 394 | |
| 25th | Low threshold | 468 | |
| 50th (Median) | Normal (median) | 587 | |
| 75th | High threshold | 761 | |
| 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 | 1,520 | — |
| May 27, 2026 | 1,670 | — |
| May 26, 2026 | 1,890 | — |
| May 25, 2026 | 2,200 | — |
| May 24, 2026 | 2,680 | — |
| May 23, 2026 | 3,470 | — |
| May 22, 2026 | 8,700 | — |
| May 21, 2026 | 14,500 | — |
| May 20, 2026 | 13,500 | — |
| May 19, 2026 | 11,000 | — |
| May 18, 2026 | 2,230 | — |
| May 17, 2026 | 1,190 | — |
| May 16, 2026 | 1,280 | — |
| May 15, 2026 | 1,420 | — |
| Apr 20, 2026 | 14,700 | — |
| Apr 19, 2026 | 11,100 | — |
| Apr 18, 2026 | 10,700 | — |
| Apr 17, 2026 | 7,930 | — |
| Apr 16, 2026 | 3,970 | — |
| Apr 15, 2026 | 1,270 | — |
| Apr 14, 2026 | 1,310 | — |
| Apr 13, 2026 | 1,450 | — |
| Apr 12, 2026 | 1,640 | — |
| Apr 11, 2026 | 1,880 | — |
| Apr 10, 2026 | 2,170 | — |
| Apr 9, 2026 | 2,580 | — |
| Apr 8, 2026 | 3,240 | — |
| Apr 7, 2026 | 4,340 | — |
| Apr 6, 2026 | 4,710 | — |
| Apr 5, 2026 | 3,010 | — |
Station Information
- USGS Site No
- 07017020
- State
- MO
- County
- Franklin County
- Coordinates
- 38.4669, -90.7349
- Drainage Area
- 2,740 mi²
- Datum (ft)
- 432.3
- HUC Code
- 07140102
Flood Stage Thresholds
- Action Stage
- 13.0 ft
- Flood Stage
- 15.0 ft
- Moderate Flood
- 23.0 ft
- Major Flood
- 27.0 ft
Currently 15.01 ft below flood stage.
Recent Extremes
- Max discharge
-
29,300 cfsApr 22, 2025
- Min discharge
-
399 cfsOct 17, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Missouri River Near Labadie, MOVery High8.9 mi · 116,000 cfs
-
Bonhomme Creek Near Ellisville, MOHigh10.4 mi · 1 cfs
-
Bonhomme Creek Near Clarkson Valley, MOHigh14.7 mi · 5 cfs
-
Caulks Creek at Chesterfield, MONormal15.0 mi · 13 cfs
-
Missouri River at Washington, MOVery High16.1 mi · 115,000 cfs