Ipswich River at South Middleton, MA

USGS Site No: 01101500 • Ipswich River • Essex County, MA

Ipswich River at South Middleton, MA on the Ipswich River is currently at 29 cfs (Normal — 41th percentile for this date) . Gage height: 2.44 ft.

Reading from

Downstream on Ipswich River ↓
Ipswich River Near Ipswich, MA
29
CFS Discharge
2.44
Gage Height (ft)
Normal
Flow Condition
N/A
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 11
25th Low threshold 20
50th (Median) Normal (median) 34 Today: 29 cfs
75th High threshold 68
95th Very High threshold 199

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.

446 223 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 26 —
May 27, 2026 25 —
May 26, 2026 27 —
May 25, 2026 22 —
May 24, 2026 13 —
May 23, 2026 13 —
May 22, 2026 16 —
May 21, 2026 18 —
May 20, 2026 21 —
May 19, 2026 23 —
May 18, 2026 26 —
May 17, 2026 28 —
May 16, 2026 30 —
May 15, 2026 31 —
Apr 21, 2026 35 —
Apr 20, 2026 39 —
Apr 19, 2026 41 —
Apr 18, 2026 43 —
Apr 17, 2026 40 —
Apr 16, 2026 37 —
Apr 15, 2026 33 —
Apr 14, 2026 22 —
Apr 13, 2026 21 —
Apr 12, 2026 23 —
Apr 11, 2026 25 —
Apr 10, 2026 29 —
Apr 9, 2026 33 —
Apr 8, 2026 38 —
Apr 7, 2026 43 —
Apr 6, 2026 48 —

Station Information

USGS Site No
01101500
State
MA
County
Essex County
Coordinates
42.5695, -71.0270
Drainage Area
45 mi²
Datum (ft)
44.2
HUC Code
01090001
View on USGS NWIS →

Recent Extremes

Max discharge
247 cfs
May 11, 2025
Min discharge
0 cfs
Sep 4, 2025

Computed from the local daily-values archive.

Nearby Gauges

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