Snapfinger Creek at Thompson Mill Road near Lithonia, GA
USGS Site No: 02203960 • Snapfinger Creek • DeKalb County, GA
Snapfinger Creek at Thompson Mill Road near Lithonia, GA on the Snapfinger Creek is currently at 23 cfs (Normal — 36th percentile for this date) . Gage height: 3.48 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 | 13 | |
| 25th | Low threshold | 17 | |
| 50th (Median) | Normal (median) | 31 | Today: 23 cfs |
| 75th | High threshold | 69 | |
| 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 | 29 | 3.57 |
| May 27, 2026 | 107 | 4.27 |
| May 26, 2026 | 287 | 5.19 |
| May 25, 2026 | 81 | 4.10 |
| May 24, 2026 | 22 | 3.46 |
| May 23, 2026 | 48 | 3.79 |
| May 22, 2026 | 30 | 3.54 |
| May 21, 2026 | 12 | 3.30 |
| May 20, 2026 | 12 | 3.29 |
| May 19, 2026 | 12 | 3.29 |
| May 18, 2026 | 14 | 3.32 |
| May 17, 2026 | 12 | 3.29 |
| May 16, 2026 | 12 | 3.29 |
| May 15, 2026 | 12 | 3.30 |
| Apr 21, 2026 | 14 | 3.33 |
| Apr 20, 2026 | 14 | 3.34 |
| Apr 19, 2026 | 14 | 3.34 |
| Apr 18, 2026 | 15 | 3.34 |
| Apr 17, 2026 | 15 | 3.35 |
| Apr 16, 2026 | 15 | 3.35 |
| Apr 15, 2026 | 15 | 3.35 |
| Apr 14, 2026 | 16 | 3.36 |
| Apr 13, 2026 | 16 | 3.36 |
| Apr 12, 2026 | 16 | 3.37 |
| Apr 11, 2026 | 17 | 3.37 |
| Apr 10, 2026 | 17 | 3.38 |
| Apr 9, 2026 | 17 | 3.38 |
| Apr 8, 2026 | 17 | 3.39 |
| Apr 7, 2026 | 18 | 3.40 |
| Apr 6, 2026 | 24 | 3.48 |
Station Information
- USGS Site No
- 02203960
- State
- GA
- County
- DeKalb County
- Coordinates
- 33.6967, -84.1986
- Drainage Area
- 33 mi²
- Datum (ft)
- 749.3
- HUC Code
- 03070103
Flood Stage Thresholds
- Action Stage
- 14.0 ft
- Flood Stage
- 16.0 ft
- Moderate Flood
- 25.0 ft
- Major Flood
- 28.0 ft
Currently 12.52 ft below flood stage.
Recent Extremes
- Max discharge
-
606 cfsFeb 27, 2026
- Min discharge
-
12 cfsMay 19, 2026
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Cobbs Creek at Rainbow Dr, Near Decatur, GAVery High2.5 mi · 10 cfs
-
South River at Flakes Mill Road near Atlanta, GANormal2.6 mi · 88 cfs
-
Shoal Creek at Columbia Drive Near Atlanta, GAVery Low3.2 mi · 4 cfs
-
Pole Bridge Creek at Evans Mill Road Near Lithonia, GANormal3.4 mi · 12 cfs
- Unknown