How high is the Assunpink Creek Near Clarksville NJ right now?

The Assunpink Creek Near Clarksville NJ is currently flowing at 24 cubic feet per second with a gage height of 3.91 feet, based on the most recent USGS instantaneous reading.

Is the flow on the Assunpink Creek Near Clarksville NJ normal for this time of year?

Current flow is classified as normal for June 11. Today's discharge is at the 50th percentile compared to the long-term historical record at this gauge.

Is the Assunpink Creek Near Clarksville NJ at flood stage?

No — the gage height is 4.09 feet below the NWS flood-stage threshold of 8.0 feet.

What is the historical median flow for the Assunpink Creek Near Clarksville NJ on June 11?

The long-term median discharge for this date is 24 cfs based on USGS daily statistics. The 10th–95th percentile range historically is 13 to 97 cfs.

Where is the Assunpink Creek Near Clarksville NJ stream gauge located?

The Assunpink Creek Near Clarksville NJ stream gauge is operated by the USGS in Mercer County, NJ on the Assunpink Creek. USGS site number 01463620 (coordinates 40.2697, -74.6719).

Assunpink Creek Near Clarksville NJ

USGS Site No: 01463620 • Assunpink Creek • Mercer County, NJ

Assunpink Creek Near Clarksville NJ on the Assunpink Creek is currently at 24 cfs (Normal — 50th percentile for this date) . Gage height: 3.91 ft.

Reading from 1 week ago

Downstream on Assunpink Creek ↓

Assunpink Creek at Trenton NJ

CFS Discharge

3.91

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	13
25th	Low threshold	19
50th (Median)	Normal (median)	24
75th	High threshold	40	Today: 24 cfs
95th	Very High threshold	97

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.

10th–95th historical Day-of-year median Recent discharge

30-Day Flow History

Date	Discharge (CFS)	Gage Ht (ft)
May 28, 2026	31	—
May 27, 2026	37	—
May 26, 2026	43	—
May 25, 2026	41	—
May 24, 2026	25	—
May 23, 2026	14	—
May 22, 2026	14	—
May 21, 2026	15	—
May 20, 2026	12	—
May 19, 2026	11	—
May 18, 2026	12	—
May 17, 2026	13	—
May 16, 2026	13	—
May 15, 2026	14	—
Apr 21, 2026	14	—
Apr 20, 2026	14	—
Apr 19, 2026	15	—
Apr 18, 2026	17	—
Apr 17, 2026	18	—
Apr 16, 2026	19	—
Apr 15, 2026	20	—
Apr 14, 2026	20	—
Apr 12, 2026	22	—
Apr 11, 2026	24	—
Apr 10, 2026	25	—
Apr 8, 2026	28	—
Apr 7, 2026	30	—
Apr 6, 2026	30	—
Apr 5, 2026	27	—
Apr 4, 2026	27	—

Station Information

USGS Site No: 01463620
State: NJ
County: Mercer County
Coordinates: 40.2697, -74.6719
Drainage Area: 34 mi²
Datum (ft): 48.2
HUC Code: 020401050801

View on USGS NWIS →

Flood Stage Thresholds

Action Stage: 7.0 ft
Flood Stage: 8.0 ft

Currently 4.09 ft below flood stage.

Recent Extremes

Max discharge: 172 cfs

Mar 7, 2026
Min discharge: 1 cfs

Sep 4, 2025
Days at flood stage: 0

Computed from the local daily-values archive.

Nearby Gauges

Stony Brook at Princeton NJ
4.4 mi · 11 cfs

Normal
Neshanic River at Reaville NJ
16.3 mi · 6 cfs

Normal
Holland Brook at Readington NJ
20.2 mi · 31 cfs

Very High
Raritan River at Manville NJ
20.3 mi · 213 cfs

Low
North Branch Raritan River Near Raritan NJ
20.8 mi · 119 cfs

Normal