Delaware River at Matamoras/Port Jervis, PA
River level and flood forecast · Pike County
Normal3.7 ftas of Mon 3:30 PM
The river is 14.3 ft below flood stage (18 ft).
Forecast to fall to 3.0 ft by Thu, Oct 15, 2 PM.
Flow: 4,100 cubic feet per second (USGS).
The last 7 days and the forecast
NWS forecast issued Mon, Oct 12, 3:01 PM. Forecasts change as rain falls and as upstream water arrives.
Flood stages
| Major flood stage | 21.5 ft |
| Moderate flood stage | 20 ft |
| Flood stage | 18 ft |
| Action stage | 16 ft |
| Record crest (February 12, 1981) | 26.6 ft |
What floods at each level
From the National Weather Service, highest first.
- 26.6 ftRecord crest from the 1981 ice jam flood. Damage occurred to 950 structures, totalling 14.7 million dollars.
- 23.9 ftFlooding overtops the flood walls on the New York and Pennsylvania sides of the river. Widespread flooding occurs with significant damage throughout Port Jervis NY, Matamoras PA, and Montague Township NJ.
- 22 ftLow points along flood walls and the river banks are reached in Matamoras which contributes to a considerable amount of inundation in town. Low areas of Port Jervis flood.
- 21.5 ftThis is the crest of the June 2006 flood. Flooding is extensive in Westfall Township, portions of Matamoras and Montague Township. Serious backwater flooding occurs near the confluence of the Neversink River near Port Jervis.
- 21 ftThe river is bank full on the New York side. Riverside Park to West End Beach areas in Port Jervis will flood.
- 20.5 ftThis is the level of the significant April 2005 flood.
- 20 ftFlooding worsens from Cemetery Road and Rose Lane, to Avenue R and 10th Street in Matamoras. Inundation increases around the plazas along U.S. Route 6 in Westfall. Flooding at the confluence of the Neversink River increases.
- 19.5 ftInundation covers roads and parking lots near the Delaware Valley High School, Milford Senior Care facility, and the shopping plazas in Westfall Township. Several properties on the New Jersey side of the river begin to flood.
- 19 ftProperties along Rose Lane in Matamoras are impacted by flood waters. Backwater flooding affects property and basements on Avenue R.
- 18 ftWater begins to back up into the southwest side of Matamoras near Airport Park, 10th Street and Avenue S. The river may back up storm drains into portions of Port Jervis between Railroad Ave., and Water Street. The Neversink begins backing into neighborhoods when the Delaware reaches this stage.
- 16 ftParts of Delaware Drive upstream of Matamoras begin to flood. Backwater starts to affect properties in Westfall Township along U.S. 6 from Delaware Valley High School to Home Depot.
- 15 ftAccess Road to Mashipacong Island begins to take on water.
Highest crests on record
- 26.6 ft — February 12, 1981
- 25.5 ft — March 8, 1904
- 23.91 ft — August 19, 1955
- 23.1 ft — October 10, 1903
- 21.47 ft — June 28, 2006
Recent crests: 21.47 ft (June 28, 2006) · 20.52 ft (April 3, 2005) · 19.52 ft (September 18, 2004) · 18.37 ft (January 20, 1996) · 26.6 ft (February 12, 1981)
Up and down the river, and nearby
Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (MTMP1); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.