Alewife Brook Near Arlington, MA

USGS Site No: 01103025 • Alewife Brook • Middlesex County, MA

Alewife Brook Near Arlington, MA on the Alewife Brook is currently at 8 cfs (Normal — 54th percentile for this date) . Gage height: 1.65 ft.

Reading from

8
CFS Discharge
1.65
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 4
25th Low threshold 6
50th (Median) Normal (median) 7
75th High threshold 10 Today: 8 cfs
95th Very High threshold 33

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.

114 57 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 9 —
May 27, 2026 10 —
May 26, 2026 13 —
May 25, 2026 14 —
May 24, 2026 8 —
May 23, 2026 8 —
May 22, 2026 9 —
May 21, 2026 13 —
May 20, 2026 17 —
May 19, 2026 12 —
May 18, 2026 10 —
May 17, 2026 11 —
May 16, 2026 13 —
May 15, 2026 17 —
Apr 21, 2026 14 —
Apr 20, 2026 16 —
Apr 19, 2026 15 —
Apr 18, 2026 17 —
Apr 17, 2026 20 —
Apr 16, 2026 22 —
Apr 15, 2026 19 —
Apr 14, 2026 13 —
Apr 13, 2026 13 —
Apr 12, 2026 13 —
Apr 11, 2026 13 —
Apr 10, 2026 13 —
Apr 9, 2026 14 —
Apr 8, 2026 15 —
Apr 7, 2026 15 —
Apr 6, 2026 17 —

Station Information

USGS Site No
01103025
State
MA
County
Middlesex County
Coordinates
42.4069, -71.1339
Drainage Area
8 mi²
Datum (ft)
0.0
HUC Code
01090001
View on USGS NWIS →

Recent Extremes

Max discharge
83 cfs
May 23, 2025
Min discharge
2 cfs
Oct 6, 2025

Computed from the local daily-values archive.

Nearby Gauges

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