St Clements Creek Near Clements, MD
USGS Site No: 01661050 • St Clements Creek • St. Mary's County, MD
St Clements Creek Near Clements, MD on the St Clements Creek is currently at 2 cfs (Low — 15th percentile for this date) . Gage height: -0.50 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 | 2 | |
| 25th | Low threshold | 4 | Today: 2 cfs |
| 50th (Median) | Normal (median) | 8 | |
| 75th | High threshold | 16 | |
| 95th | Very High threshold | 58 |
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 | 3 | — |
| May 27, 2026 | 3 | — |
| May 26, 2026 | 4 | — |
| May 25, 2026 | 5 | — |
| May 24, 2026 | 10 | — |
| May 23, 2026 | 6 | — |
| May 22, 2026 | 3 | — |
| May 21, 2026 | 1 | — |
| May 20, 2026 | 2 | — |
| May 19, 2026 | 1 | — |
| May 18, 2026 | 1 | — |
| May 17, 2026 | 1 | — |
| May 16, 2026 | 2 | — |
| May 15, 2026 | 3 | — |
| Apr 21, 2026 | 3 | — |
| Apr 20, 2026 | 3 | — |
| Apr 19, 2026 | 3 | — |
| Apr 18, 2026 | 3 | — |
| Apr 17, 2026 | 4 | — |
| Apr 16, 2026 | 4 | — |
| Apr 15, 2026 | 5 | — |
| Apr 14, 2026 | 5 | — |
| Apr 13, 2026 | 5 | — |
| Apr 12, 2026 | 5 | — |
| Apr 11, 2026 | 6 | — |
| Apr 10, 2026 | 6 | — |
| Apr 9, 2026 | 6 | — |
| Apr 8, 2026 | 6 | — |
| Apr 7, 2026 | 7 | — |
| Apr 6, 2026 | 11 | — |
Station Information
- USGS Site No
- 01661050
- State
- MD
- County
- St. Mary's County
- Coordinates
- 38.3333, -76.7250
- Drainage Area
- 19 mi²
- Datum (ft)
- 5.3
- HUC Code
- 020700110701
Flood Stage Thresholds
- Action Stage
- 6.0 ft
- Flood Stage
- 7.0 ft
- Moderate Flood
- 8.0 ft
- Major Flood
- 13.0 ft
Currently 7.50 ft below flood stage.
Recent Extremes
- Max discharge
-
198 cfsJul 15, 2025
- Min discharge
-
1 cfsMay 19, 2026
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
St Marys River at Great Mills, MDLow13.6 mi · 4 cfs
-
Zekiah Swamp Run Near Newtown, MDLow15.4 mi · 9 cfs
-
Mattawoman Creek Near Pomonkey, MDNormal25.5 mi · 2 cfs
-
Piscataway Creek at Piscataway, MDVery Low28.9 mi · 2 cfs
-
Piscataway Creek Near Tappahannock, VANormal32.9 mi · 12 cfs