Milk River Near Harlem Mount

USGS Site No: 06154100Milk River • Blaine County, MT

Milk River Near Harlem Mount on the Milk River is currently at 505 cfs (Normal — 38th percentile for this date) . Gage height: 6.09 ft.

Reading from

505
CFS Discharge
6.09
Gage Height (ft)
Normal
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 320
25th Low threshold 409
50th (Median) Normal (median) 595 Today: 505 cfs
75th High threshold 771
95th Very High threshold 2,220

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.

5.4k 2.7k 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 412
May 27, 2026 375
May 26, 2026 385
May 25, 2026 406
May 24, 2026 400
May 23, 2026 411
May 22, 2026 413
May 21, 2026 439
May 20, 2026 457
May 19, 2026 518
May 18, 2026 571
May 17, 2026 554
May 16, 2026 530
May 15, 2026 500
Apr 20, 2026 88
Apr 19, 2026 89
Apr 18, 2026 92
Apr 17, 2026 92
Apr 16, 2026 107
Apr 15, 2026 96
Apr 14, 2026 89
Apr 13, 2026 90
Apr 12, 2026 91
Apr 11, 2026 89
Apr 10, 2026 91
Apr 9, 2026 91
Apr 8, 2026 93
Apr 7, 2026 98
Apr 6, 2026 100
Apr 5, 2026 100

Station Information

USGS Site No
06154100
State
MT
County
Blaine County
Coordinates
48.4896, -108.7590
Drainage Area
9,652 mi²
Datum (ft)
2,319.4
HUC Code
10050004
View on USGS NWIS →

Flood Stage Thresholds

Action Stage
20.0 ft
Flood Stage
21.0 ft
Moderate Flood
23.0 ft
Major Flood
25.0 ft

Currently 14.91 ft below flood stage.

Recent Extremes

Max discharge
632 cfs
Aug 11, 2025
Min discharge
37 cfs
Jul 22, 2025
Days at flood stage
0

Computed from the local daily-values archive.

Nearby Gauges