Pequannock River at Macopin Intake Dam NJ
USGS Site No: 01382500 • Pequannock River • Passaic County, NJ
Pequannock River at Macopin Intake Dam NJ on the Pequannock River is currently at 19 cfs (Normal — 63th percentile for this date) . Gage height: 2.36 ft.
Reading from
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 | 0 | |
| 25th | Low threshold | 0 | |
| 50th (Median) | Normal (median) | 6 | |
| 75th | High threshold | 32 | Today: 19 cfs |
| 95th | Very High threshold | 128 |
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.
30-Day Flow History
| Date | Discharge (CFS) | Gage Ht (ft) |
|---|---|---|
| May 29, 2026 | 24 | — |
| May 28, 2026 | 31 | — |
| May 27, 2026 | 42 | — |
| May 26, 2026 | 68 | — |
| May 25, 2026 | 97 | — |
| May 24, 2026 | 67 | — |
| May 23, 2026 | 7 | — |
| May 22, 2026 | 10 | — |
| May 21, 2026 | 13 | — |
| May 20, 2026 | 16 | — |
| May 19, 2026 | 16 | — |
| May 18, 2026 | 15 | — |
| May 17, 2026 | 15 | — |
| May 16, 2026 | 18 | — |
| May 15, 2026 | 8 | — |
| Apr 21, 2026 | 10 | — |
| Apr 20, 2026 | 11 | — |
| Apr 19, 2026 | 12 | — |
| Apr 18, 2026 | 13 | — |
| Apr 17, 2026 | 12 | — |
| Apr 16, 2026 | 11 | — |
| Apr 15, 2026 | 11 | — |
| Apr 14, 2026 | 11 | — |
| Apr 13, 2026 | 10 | — |
| Apr 12, 2026 | 11 | — |
| Apr 11, 2026 | 9 | — |
| Apr 10, 2026 | 10 | — |
| Apr 9, 2026 | 15 | — |
| Apr 8, 2026 | 23 | — |
| Apr 7, 2026 | 27 | — |
Station Information
- USGS Site No
- 01382500
- State
- NJ
- County
- Passaic County
- Coordinates
- 41.0183, -74.4011
- Drainage Area
- 64 mi²
- Datum (ft)
- 548.5
- HUC Code
- 020301030502
Flood Stage Thresholds
- Action Stage
- 5.0 ft
- Flood Stage
- 5.5 ft
- Moderate Flood
- 6.5 ft
- Major Flood
- 7.5 ft
Currently 3.14 ft below flood stage.
Recent Extremes
- Max discharge
-
757 cfsMay 31, 2025
- Min discharge
-
4 cfsDec 8, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Pequannock River at Green Pond Junction NJNormal0.6 mi · 12 cfs
-
Pequannock River at Oak Ridge NJNormal5.4 mi · 23 cfs
-
Pequannock River at Riverdale NJNormal5.5 mi · 33 cfs
-
Wanaque River at Wanaque NJVery Low5.9 mi · 13 cfs
-
West Brook Near Wanaque NJNormal6.0 mi · 9 cfs