Neponset River at Norwood, MA

USGS Site No: 01105000Neponset 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

21
CFS Discharge
5.91
Gage Height (ft)
Normal
Flow Condition
Normal
Flood Status

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.

297 149 0 cfs Apr 6 May 28
10th–95th historical Day-of-year median Recent discharge

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
Coordinates
42.1776, -71.2009
Drainage Area
35 mi²
Datum (ft)
43.3
HUC Code
01090001
View on USGS NWIS →

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 cfs
May 23, 2025
Min discharge
3 cfs
Sep 4, 2025
Days at flood stage
0

Computed from the local daily-values archive.

Nearby Gauges