Boiling River at Mammoth,ynp

USGS Site No: 06190540Boiling River • Park County, WY

Boiling River at Mammoth,ynp on the Boiling River is currently at 25 cfs (Low — 18th percentile for this date) . Gage height: 1.19 ft.

Reading from

25
CFS Discharge
1.19
Gage Height (ft)
Low
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 24
25th Low threshold 26 Today: 25 cfs
50th (Median) Normal (median) 28
75th High threshold 29
95th Very High threshold 32

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.

38 19 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 25
May 27, 2026 25
May 26, 2026 25
May 25, 2026 25
May 24, 2026 25
May 23, 2026 25
May 22, 2026 25
May 21, 2026 25
May 20, 2026 25
May 19, 2026 25
May 18, 2026 25
May 17, 2026 25
May 16, 2026 25
May 15, 2026 26
Apr 20, 2026 24
Apr 19, 2026 24
Apr 18, 2026 24
Apr 17, 2026 24
Apr 16, 2026 24
Apr 15, 2026 24
Apr 14, 2026 25
Apr 13, 2026 25
Apr 12, 2026 25
Apr 11, 2026 25
Apr 10, 2026 25
Apr 9, 2026 25
Apr 8, 2026 25
Apr 7, 2026 25
Apr 6, 2026 24
Apr 5, 2026 24

Station Information

USGS Site No
06190540
State
WY
County
Park County
Coordinates
44.9851, -110.6893
Datum (ft)
5,680.0
HUC Code
10070001
View on USGS NWIS →

Recent Extremes

Max discharge
26 cfs
Jun 2, 2025
Min discharge
20 cfs
Jan 24, 2026

Computed from the local daily-values archive.

Nearby Gauges