Patuxent River Near Laurel, MD

USGS Site No: 01592500Patuxent River • Howard County, MD

Patuxent River Near Laurel, MD on the Patuxent River is currently at 19 cfs (Low — 23th percentile for this date) . Gage height: 4.32 ft.

Reading from

19
CFS Discharge
4.32
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 14
25th Low threshold 20 Today: 19 cfs
50th (Median) Normal (median) 29
75th High threshold 96
95th Very High threshold 396

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.

670 335 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 19
May 27, 2026 19
May 26, 2026 19
May 25, 2026 19
May 24, 2026 19
May 23, 2026 19
May 22, 2026 19
May 21, 2026 19
May 20, 2026 19
May 19, 2026 19
May 18, 2026 19
May 17, 2026 19
May 16, 2026 19
May 15, 2026 19
Apr 21, 2026 19
Apr 20, 2026 19
Apr 19, 2026 19
Apr 18, 2026 19
Apr 17, 2026 19
Apr 16, 2026 19
Apr 15, 2026 19
Apr 14, 2026 19
Apr 13, 2026 19
Apr 12, 2026 19
Apr 11, 2026 19
Apr 10, 2026 19
Apr 9, 2026 19
Apr 8, 2026 19
Apr 7, 2026 19
Apr 6, 2026 19

Station Information

USGS Site No
01592500
State
MD
County
Howard County
Coordinates
39.1157, -76.8738
Drainage Area
132 mi²
Datum (ft)
152.9
HUC Code
020600060401
View on USGS NWIS →

Flood Stage Thresholds

Action Stage
8.5 ft
Flood Stage
9.5 ft
Moderate Flood
13.0 ft

Currently 5.18 ft below flood stage.

Recent Extremes

Max discharge
129 cfs
Jul 23, 2025
Min discharge
18 cfs
Feb 8, 2026
Days at flood stage
0

Computed from the local daily-values archive.

Nearby Gauges