Eightmile River at North Plain, CT

USGS Site No: 01194000 • Eightmile River • Lower Connecticut River Valley Planning Region, CT

Eightmile River at North Plain, CT on the Eightmile River is currently at 16 cfs (Normal — 51th percentile for this date) . Gage height: 2.82 ft.

Reading from

16
CFS Discharge
2.82
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 8
25th Low threshold 11
50th (Median) Normal (median) 16
75th High threshold 29 Today: 16 cfs
95th Very High threshold 55

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.

303 152 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 20 —
May 27, 2026 24 —
May 26, 2026 35 —
May 25, 2026 60 —
May 24, 2026 39 —
May 23, 2026 14 —
May 22, 2026 15 —
May 21, 2026 15 —
May 20, 2026 16 —
May 19, 2026 18 —
May 18, 2026 20 —
May 17, 2026 23 —
May 16, 2026 29 —
May 15, 2026 43 —
Apr 21, 2026 21 —
Apr 20, 2026 21 —
Apr 19, 2026 21 —
Apr 18, 2026 22 —
Apr 17, 2026 23 —
Apr 16, 2026 24 —
Apr 15, 2026 24 —
Apr 14, 2026 24 —
Apr 13, 2026 24 —
Apr 12, 2026 25 —
Apr 11, 2026 27 —
Apr 10, 2026 28 —
Apr 9, 2026 29 —
Apr 8, 2026 32 —
Apr 7, 2026 36 —
Apr 6, 2026 39 —

Station Information

USGS Site No
01194000
State
CT
County
Lower Connecticut River Valley Planning Region
Coordinates
41.4417, -72.3327
Drainage Area
20 mi²
Datum (ft)
56.3
HUC Code
010802050903
View on USGS NWIS →

Recent Extremes

Max discharge
261 cfs
Mar 17, 2026
Min discharge
1 cfs
Sep 21, 2025

Computed from the local daily-values archive.

Nearby Gauges

Related