Passaic River
River in New Jersey, read from 6 USGS gauges, draining about 805 square miles. Figures refresh every fifteen minutes.
Discharge
383
cfs · 23 min ago
Normal for today
233
cfs median, 19 yrs
Water temp
—
not measured here
Gage height
1.10
ft
Gauges on this water
Reading by reach
Reading the number
On this date the gauge has averaged 233 cfs over 19 years of record, with the middle half of years falling between 156 and 406 cfs. Today sits inside that band, which is as close to a normal October day as the gauge can tell you.
Regional hatch calendar
What is likely hatching near Passaic River
Passaic River does not have its own verified chart yet. This calendar is combined from the verified charts on Brodhead Creek (45 mi), Little Lehigh Creek (50 mi), Lehigh River (62 mi). Treat it as regional timing, and file a report if you see something different here.
| Insect | J | F | M | A | M | J | J | A | S | O | N | D |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Blue-Winged Olive | January: absent | February: absent | March: active | April: peak | May: peak | June: active | July: active | August: active | September: active | October: peak | November: active | December: absent |
| Caddis | January: absent | February: absent | March: absent | April: peak | May: peak | June: peak | July: active | August: active | September: active | October: active | November: absent | December: absent |
| Hendrickson | January: absent | February: absent | March: absent | April: peak | May: peak | June: absent | July: absent | August: absent | September: absent | October: absent | November: absent | December: absent |
| Light Cahill | January: absent | February: absent | March: absent | April: absent | May: peak | June: peak | July: active | August: absent | September: absent | October: absent | November: absent | December: absent |
| Little Black Stonefly | January: active | February: peak | March: peak | April: peak | May: absent | June: absent | July: absent | August: absent | September: absent | October: absent | November: absent | December: absent |
| Sulphur | January: absent | February: absent | March: absent | April: absent | May: peak | June: peak | July: absent | August: absent | September: active | October: active | November: absent | December: absent |
| March Brown | January: absent | February: absent | March: absent | April: absent | May: peak | June: active | July: absent | August: absent | September: absent | October: absent | November: absent | December: absent |
| Terrestrials | January: absent | February: absent | March: absent | April: absent | May: absent | June: active | July: peak | August: peak | September: active | October: absent | November: absent | December: absent |
| Trico | January: absent | February: absent | March: absent | April: absent | May: absent | June: absent | July: peak | August: peak | September: active | October: absent | November: absent | December: absent |
| Green Drake | January: absent | February: absent | March: absent | April: absent | May: peak | June: active | July: absent | August: absent | September: absent | October: absent | November: absent | December: absent |
| Isonychia | January: absent | February: absent | March: absent | April: absent | May: absent | June: active | July: active | August: active | September: peak | October: active | November: absent | December: absent |
| Midge | January: peak | February: peak | March: active | April: active | May: active | June: active | July: active | August: active | September: active | October: active | November: peak | December: peak |
Reports
From anglers on Passaic River
No reports filed here yet. The first one becomes the page’s local knowledge, stamped with the flow at the time. File a report.