Mattapoisett River Near Mattapoisett, MA

USGS Site No: 01105917 • Mattapoisett River • Plymouth County, MA

Mattapoisett River Near Mattapoisett, MA on the Mattapoisett River is currently at 13 cfs (Normal — 39th percentile for this date) . Gage height: 3.79 ft.

Reading from

13
CFS Discharge
3.79
Gage Height (ft)
Normal
Flow Condition
N/A
Flood Status

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 1
25th Low threshold 6
50th (Median) Normal (median) 19 Today: 13 cfs
75th High threshold 72
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.

102 51 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 17 —
May 27, 2026 29 —
May 26, 2026 53 —
May 25, 2026 47 —
May 24, 2026 31 —
May 23, 2026 17 —
May 22, 2026 12 —
May 21, 2026 15 —
May 20, 2026 18 —
May 19, 2026 19 —
May 18, 2026 20 —
May 17, 2026 23 —
May 16, 2026 26 —
May 15, 2026 28 —
Apr 21, 2026 36 —
Apr 20, 2026 36 —
Apr 19, 2026 37 —
Apr 18, 2026 40 —
Apr 17, 2026 44 —
Apr 16, 2026 44 —
Apr 15, 2026 42 —
Apr 14, 2026 43 —
Apr 13, 2026 45 —
Apr 12, 2026 48 —
Apr 11, 2026 51 —
Apr 10, 2026 54 —
Apr 9, 2026 58 —
Apr 8, 2026 64 —
Apr 7, 2026 69 —
Apr 6, 2026 75 —

Station Information

USGS Site No
01105917
State
MA
County
Plymouth County
Coordinates
41.6626, -70.8384
Drainage Area
24 mi²
Datum (ft)
9.2
HUC Code
01090002
View on USGS NWIS →

Recent Extremes

Max discharge
286 cfs
May 24, 2025
Min discharge
0 cfs
Sep 23, 2025

Computed from the local daily-values archive.

Nearby Gauges

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