How high is the Passaic River at I-80 at Singac NJ right now?

The Passaic River at I-80 at Singac NJ is currently flowing at 483 cubic feet per second with a gage height of 2.72 feet, based on the most recent USGS instantaneous reading.

Is the flow on the Passaic River at I-80 at Singac NJ normal for this time of year?

Current flow is classified as low for June 11. Today's discharge is at the 23th percentile compared to the long-term historical record at this gauge.

Is the Passaic River at I-80 at Singac NJ at flood stage?

No — the gage height is 5.78 feet below the NWS flood-stage threshold of 8.5 feet.

What is the historical median flow for the Passaic River at I-80 at Singac NJ on June 11?

The long-term median discharge for this date is 719 cfs based on USGS daily statistics. The 10th–95th percentile range historically is 262 to unavailable cfs.

Where is the Passaic River at I-80 at Singac NJ stream gauge located?

The Passaic River at I-80 at Singac NJ stream gauge is operated by the USGS in Passaic County, NJ on the Passaic River. USGS site number 01389010 (coordinates 40.8944, -74.2661).

Passaic River at I-80 at Singac NJ

USGS Site No: 01389010 • Passaic River • Passaic County, NJ

Passaic River at I-80 at Singac NJ on the Passaic River is currently at 483 cfs (Low — 23th percentile for this date) . Gage height: 2.72 ft.

Reading from 1 week ago

↑ Upstream on Passaic River

Passaic River at Pine Brook NJ

Downstream on Passaic River ↓

Passaic River at Little Falls NJ

483

CFS Discharge

2.72

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	262
25th	Low threshold	521	Today: 483 cfs
50th (Median)	Normal (median)	719
75th	High threshold	1,370
95th	Very High threshold	0

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 29, 2026	557	—
May 28, 2026	759	—
May 27, 2026	943	—
May 26, 2026	1,060	—
May 25, 2026	1,020	—
May 24, 2026	693	—
May 23, 2026	164	—
May 22, 2026	181	—
May 21, 2026	172	—
May 20, 2026	185	—
May 19, 2026	192	—
May 18, 2026	186	—
May 17, 2026	183	—
May 16, 2026	191	—
May 15, 2026	192	—
Apr 21, 2026	175	—
Apr 20, 2026	200	—
Apr 19, 2026	226	—
Apr 18, 2026	245	—
Apr 17, 2026	257	—
Apr 16, 2026	271	—
Apr 15, 2026	267	—
Apr 14, 2026	254	—
Apr 13, 2026	272	—
Apr 12, 2026	310	—
Apr 11, 2026	331	—
Apr 10, 2026	360	—
Apr 9, 2026	422	—
Apr 8, 2026	508	—
Apr 7, 2026	593	—

Station Information

USGS Site No: 01389010
State: NJ
County: Passaic County
Coordinates: 40.8944, -74.2661
Drainage Area: 740 mi²
Datum (ft): 155.0
HUC Code: 020301030801

View on USGS NWIS →

Flood Stage Thresholds

Action Stage: 7.0 ft
Flood Stage: 8.5 ft
Moderate Flood: 10.0 ft
Major Flood: 12.0 ft

Currently 5.78 ft below flood stage.

Recent Extremes

Max discharge: 3,910 cfs

Jun 2, 2025
Min discharge: 106 cfs

Jan 24, 2026
Days at flood stage: 0

Computed from the local daily-values archive.

Nearby Gauges

Passaic River at Little Falls NJ
2.2 mi · 349 cfs

Normal
Peckman River at Little Falls NJ
2.8 mi · 9 cfs

Low
Passaic River at Pine Brook NJ
3.6 mi · 290 cfs

Normal
Pompton River at Pompton Plains NJ
5.3 mi · 212 cfs

Normal
Whippany River Near Pine Brook NJ
5.4 mi · 48 cfs

Low