About this river
Delaware River is an 11.0 mile river near Kayak East LLC in Pennsylvania. Streamflow is measured at the USGS gauge Delaware River at Montague NJ (site 01438500). The National Hydrography Dataset places it at stream order 7. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1940 to 2026
Delaware River typically runs highest in April, at a median 9,020 cfs, and lowest in September, at 1,980 cfs. The highest flow on record for any single day is 187,000 cfs, in 1955.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 4,420 | 2,900 to 7,200 | |
| February | 4,300 | 3,000 to 6,800 | |
| March | 7,760 | 5,330 to 11,600 | |
| April | 9,020 | 5,490 to 14,100 | |
| May | 5,880 | 3,440 to 9,280 | |
| June | 3,265 | 2,205 to 5,660 | |
| July | 2,390 | 1,850 to 3,340 | |
| August | 2,100 | 1,720 to 3,010 | |
| September | 1,980 | 1,680 to 2,730 | |
| October | 2,120 | 1,710 to 3,780 | |
| November | 3,450 | 2,185 to 6,170 | |
| December | 4,710 | 3,040 to 8,140 |
Typical is the median of each month’s daily median values, and the usual range runs from the median 25th to the median 75th percentile, across about 87 years of record. Statistics published by the US Geological Survey for Delaware River at Montague NJ (site 01438500). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Boat access nearby
2 mapped launches sit in the mapped area of Delaware River, all of them public access. Ramp data comes from the USGS national boat-ramp inventory.
- BushkillDelaware RiverPublic
- Dingmans FerryDelaware RiverPublic
Embed this gauge on your site
Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Delaware River's live streamflow, water level and 7-day trend. It reads the USGS gauge directly, updates itself, and links back here.
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