Cobbosseecontee Stream at Gardiner, Maine

USGS Site No: 01049500 • Cobbosseecontee Stream • Kennebec County, ME

Cobbosseecontee Stream at Gardiner, Maine on the Cobbosseecontee Stream is currently at 365 cfs (High — 76th percentile for this date) . Gage height: 4.29 ft.

Reading from

365
CFS Discharge
4.29
Gage Height (ft)
High
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 47
25th Low threshold 165
50th (Median) Normal (median) 263
75th High threshold 291
95th Very High threshold 1,440 Today: 365 cfs

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.

2.7k 1.4k 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 520 —
May 27, 2026 582 —
May 26, 2026 548 —
May 25, 2026 463 —
May 24, 2026 449 —
May 23, 2026 447 —
May 22, 2026 515 —
May 21, 2026 720 —
May 20, 2026 750 —
May 19, 2026 774 —
May 18, 2026 812 —
May 17, 2026 848 —
May 16, 2026 854 —
May 15, 2026 693 —
Apr 21, 2026 361 —
Apr 20, 2026 436 —
Apr 19, 2026 425 —
Apr 18, 2026 320 —
Apr 17, 2026 171 —
Apr 16, 2026 117 —
Apr 15, 2026 161 —
Apr 14, 2026 244 —
Apr 13, 2026 240 —
Apr 12, 2026 239 —
Apr 11, 2026 239 —
Apr 10, 2026 237 —
Apr 9, 2026 238 —
Apr 8, 2026 246 —
Apr 7, 2026 302 —
Apr 6, 2026 348 —

Station Information

USGS Site No
01049500
State
ME
County
Kennebec County
Coordinates
44.2292, -69.7781
Drainage Area
216 mi²
Datum (ft)
19.3
HUC Code
01030003
View on USGS NWIS →

Recent Extremes

Max discharge
1,220 cfs
May 11, 2025
Min discharge
7 cfs
Sep 22, 2025

Computed from the local daily-values archive.

Nearby Gauges

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