Little River at Harrisville, CT

USGS Site No: 01125490 • Little River • Northeastern Connecticut Planning Region, CT

Little River at Harrisville, CT on the Little River is currently at 25 cfs (Normal — 54th percentile for this date) . Gage height: 1.70 ft.

Reading from

↑ Upstream on Little River
Little River Near Hanover, CT
25
CFS Discharge
1.70
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 4
25th Low threshold 9
50th (Median) Normal (median) 17
75th High threshold 62 Today: 25 cfs
95th Very High threshold 143

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.

462 231 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 34 —
May 27, 2026 45 —
May 26, 2026 57 —
May 25, 2026 52 —
May 24, 2026 31 —
May 23, 2026 28 —
May 22, 2026 26 —
May 21, 2026 24 —
May 20, 2026 30 —
May 19, 2026 39 —
May 18, 2026 48 —
May 17, 2026 58 —
May 16, 2026 67 —
May 15, 2026 69 —
Apr 21, 2026 63 —
Apr 20, 2026 74 —
Apr 19, 2026 88 —
Apr 18, 2026 103 —
Apr 17, 2026 83 —
Apr 16, 2026 65 —
Apr 15, 2026 51 —
Apr 14, 2026 48 —
Apr 13, 2026 49 —
Apr 12, 2026 52 —
Apr 11, 2026 58 —
Apr 10, 2026 62 —
Apr 9, 2026 67 —
Apr 8, 2026 75 —
Apr 7, 2026 82 —
Apr 6, 2026 92 —

Station Information

USGS Site No
01125490
State
CT
County
Northeastern Connecticut Planning Region
Coordinates
41.9278, -71.9300
Drainage Area
36 mi²
Datum (ft)
254.3
HUC Code
011000010401
View on USGS NWIS →

Recent Extremes

Max discharge
433 cfs
Mar 17, 2026
Min discharge
5 cfs
Sep 22, 2025

Computed from the local daily-values archive.

Nearby Gauges

Related