Big Hole River Near Melrose Mount

USGS Site No: 06025500Big Hole River • Madison County, MT

Big Hole River Near Melrose Mount on the Big Hole River is currently at 2,620 cfs (Low — 24th percentile for this date) . Gage height: 3.56 ft.

Reading from

2,620
CFS Discharge
3.56
Gage Height (ft)
Low
Flow Condition
Normal
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 1,590
25th Low threshold 2,730 Today: 2,620 cfs
50th (Median) Normal (median) 4,060
75th High threshold 5,350
95th Very High threshold 9,920

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.

10k 5.2k 0 cfs Apr 5 May 28
10th–95th historical Day-of-year median Recent discharge

30-Day Flow History

Date Discharge (CFS) Gage Ht (ft)
May 28, 2026 2,200
May 27, 2026 1,900
May 26, 2026 1,610
May 25, 2026 1,470
May 24, 2026 1,470
May 23, 2026 1,590
May 22, 2026 1,750
May 21, 2026 1,870
May 20, 2026 2,050
May 19, 2026 2,370
May 18, 2026 2,700
May 17, 2026 2,930
May 16, 2026 2,980
May 15, 2026 3,210
Apr 20, 2026 1,280
Apr 19, 2026 1,380
Apr 18, 2026 1,500
Apr 17, 2026 1,650
Apr 16, 2026 1,760
Apr 15, 2026 1,890
Apr 14, 2026 2,060
Apr 13, 2026 2,110
Apr 12, 2026 1,950
Apr 11, 2026 1,750
Apr 10, 2026 1,620
Apr 9, 2026 1,540
Apr 8, 2026 1,440
Apr 7, 2026 1,370
Apr 6, 2026 1,330
Apr 5, 2026 1,370

Station Information

USGS Site No
06025500
State
MT
Coordinates
45.5266, -112.7017
Drainage Area
2,472 mi²
Datum (ft)
5,032.9
HUC Code
10020004
View on USGS NWIS →

Flood Stage Thresholds

Action Stage
5.0 ft
Flood Stage
6.0 ft
Moderate Flood
7.5 ft
Major Flood
8.0 ft

Currently 2.44 ft below flood stage.

Recent Extremes

Max discharge
3,330 cfs
May 14, 2025
Min discharge
131 cfs
Sep 8, 2025
Days at flood stage
0

Computed from the local daily-values archive.