Neponset River at Norwood, MA
USGS Site No: 01105000 • Neponset River • Norfolk County, MA
Neponset River at Norwood, MA on the Neponset River is currently at 21 cfs (Normal — 31th percentile for this date) . Gage height: 5.91 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 | 18 | |
| 50th (Median) | Normal (median) | 31 | Today: 21 cfs |
| 75th | High threshold | 57 | |
| 95th | Very High threshold | 166 |
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 | 38 | — |
| May 27, 2026 | 51 | — |
| May 26, 2026 | 22 | — |
| May 25, 2026 | 20 | — |
| May 24, 2026 | 13 | — |
| May 23, 2026 | 11 | — |
| May 22, 2026 | 18 | — |
| May 21, 2026 | 18 | — |
| May 20, 2026 | 20 | — |
| May 19, 2026 | 17 | — |
| May 18, 2026 | 11 | — |
| May 17, 2026 | 14 | — |
| May 16, 2026 | 16 | — |
| May 15, 2026 | 19 | — |
| Apr 21, 2026 | 43 | — |
| Apr 20, 2026 | 48 | — |
| Apr 19, 2026 | 51 | — |
| Apr 18, 2026 | 52 | — |
| Apr 17, 2026 | 65 | — |
| Apr 16, 2026 | 56 | — |
| Apr 15, 2026 | 38 | — |
| Apr 14, 2026 | 35 | — |
| Apr 13, 2026 | 36 | — |
| Apr 12, 2026 | 40 | — |
| Apr 11, 2026 | 48 | — |
| Apr 10, 2026 | 52 | — |
| Apr 9, 2026 | 56 | — |
| Apr 8, 2026 | 61 | — |
| Apr 7, 2026 | 70 | — |
| Apr 6, 2026 | 80 | — |
Station Information
- USGS Site No
- 01105000
- State
- MA
- County
- Norfolk County
- Coordinates
- 42.1776, -71.2009
- Drainage Area
- 35 mi²
- Datum (ft)
- 43.3
- HUC Code
- 01090001
Flood Stage Thresholds
- Action Stage
- 8.0 ft
- Flood Stage
- 9.0 ft
- Moderate Flood
- 10.0 ft
- Major Flood
- 11.0 ft
Currently 3.09 ft below flood stage.
Recent Extremes
- Max discharge
-
381 cfsMay 23, 2025
- Min discharge
-
3 cfsSep 4, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Mother Brook at Dedham, MANormal5.7 mi · 35 cfs
-
Charles River at Dover, MANormal6.2 mi · 131 cfs
-
Trout Brook at Dover, MANormal7.1 mi · 3 cfs
-
Charles River at Wellesley, MALow9.7 mi · 102 cfs
-
Charles River at Medway, MANormal10.0 mi · 47 cfs