Ramapo River at Mary H Harriman Mem Park at Harriman water level

Name: Ramapo River at Mary H Harriman Mem Park at Harriman water level (U.S. Geological Survey)
Creator: U.S. Geological Survey
License: https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits

River gauge, Ramapo River, New York, United States

Directions

Normal for late October

Water level

3.77ft Steady over the last 24 hours

Measured Oct 21, 2026, 05:15 AM EDT (1 hour ago)

Flow: 7.1 cfs

History

7 days

Water level

What this means

The Ramapo River at Mary H Harriman Mem Park at Harriman is at 3.77 ft, in the normal range for late October.

It has barely moved over the past 24 hours. In the last month it has stayed between 3.76 ft and 3.93 ft.

Fall is often low-water season on rivers, until steadier rain returns.

Compared with 5 years of daily readings for this time of year. How to read levels

Floating and fishing near Ramapo River at Mary H Harriman Mem Park at Harriman

Normal flows mean predictable rapids and good access at most put-ins.

Weather at the gauge

No rain in the last 3 days.

21 Wed 59° 38° – Wind 11 mph

22 Thu 62° 35° – Wind 13 mph

23 Fri 55° 37° – Wind 11 mph

24 Sat 59° 35° – Wind 5 mph

25 Sun 62° 38° – Wind 7 mph

26 Mon 66° 41° – Wind 5 mph

27 Tue 63° 46° – Wind 7 mph

Forecast: Open-Meteo

Sunrise 07:16 AM Sunset 06:08 PM Daylight 10 hr, 53 min Waxing gibbous 76%

Map

Other gauges on the Ramapo River

Gauge	Level	Compared with normal	24 hours	Distance
Ramapo River at RamapoRiver gauge, Ramapo River	2.25 ft	Below flood stage	−0.03 ft	12 mi
Ramapo River at SuffernRiver gauge, Ramapo River	2.90 ft	Below flood stage	−0.03 ft	13 mi
Ramapo River near Mahwah NJRiver gauge, Ramapo River	3.02 ft	Below flood stage	−0.06 ft	15 mi
Ramapo River at West Oakland Avenue at Oakland NJRiver gauge, Ramapo River	4.63 ft	Below flood stage	−0.03 ft	20 mi
Ramapo River at Lakeside Ave at Pompton Lakes NJRiver gauge, Ramapo River	10.61 ft	No reference yet	−0.03 ft	22 mi
Ramapo River above dam at Pompton Lakes NJReservoir, Ramapo River	10.37 ft	No reference yet	−0.03 ft	23 mi
Ramapo River at Pompton Lakes NJRiver gauge, Ramapo River	7.46 ft	Below flood stage	−0.04 ft	23 mi
Ramapo River at Dawes Highway at Pompton NJRiver gauge, Ramapo River	0.84 ft	No reference yet	−0.02 ft	24 mi

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Mahwah River near Suffern NYRiver gauge, Mahwah River	1.77 ft	Below flood stage	−0.01 ft	12 mi
Ringwood Creek near Wanaque NJRiver gauge, Ringwood Creek	8.5 cfs	Normal	−0.8 cfs	14 mi
Wanaque River at Awosting NJRiver gauge, Wanaque River	41.9 cfs	Normal	−1.1 cfs	14 mi
Wallkill River at PhillipsburgRiver gauge, Wallkill River	234 cfs	Normal	−26.0 cfs	14 mi
Croton River at New Croton Dam near Croton-On-HudsonRiver gauge, Croton River	293 cfs	Normal	−66.0 cfs	16 mi
Saddle River at Upper Saddle River NJRiver gauge, Saddle River	1.92 ft	Below flood stage	−0.05 ft	18 mi
Hackensack River at West NyackRiver gauge, Hackensack River	28.0 cfs	Normal	−9.9 cfs	18 mi

Questions and answers

Is gage height the same as water depth?

No. Gage height is measured from a fixed reference point chosen by the agency, so a reading of 10 ft does not mean the river is 10 ft deep.

What is the water level of Ramapo River at Mary H Harriman Mem Park at Harriman today?

On Oct 21, 2026, 05:15 AM EDT, the water level was 3.77 ft. Steady over the last 24 hours.

Is Ramapo River at Mary H Harriman Mem Park at Harriman rising or falling?

Steady over the last 24 hours.

Is the level of Ramapo River at Mary H Harriman Mem Park at Harriman normal?

Normal for late October. Compared with 5 years of daily readings for this time of year.

How often is this data updated?

The U.S. Geological Survey publishes a new reading every 15 minutes. This page refreshes within minutes of each update.

Where does this data come from?

The values come directly from the U.S. Geological Survey, the official operator of this gauge, and are in the public domain. We do not estimate or model live values.

For specialists

Station codes, datum, parameters, data quality and downloads

Operator: U.S. Geological Survey
Station code: usgs:01387095 (Agency page)
Coordinates: 41.31156, -74.14697 (WGS84)
Vertical datum: NAVD88
Update interval: every 15 minutes
Licence: Public domain. Data: U.S. Geological Survey (USGS), provisional data subject to revision

Published series

Parameter	Last value	Time (UTC)	Quality
Water level	3.77 ft	2026-10-21 09:15	Provisional
Flow	7.1 cfs	2026-10-21 09:15	Provisional

Download

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How to cite

U.S. Geological Survey: Ramapo River at Mary H Harriman Mem Park at Harriman (usgs:01387095). Accessed October 21, 2026 via Nivelmap, https://nivelmap.com/en/united-states/new-york/ramapo-river-at-mary-h-harriman-mem-park-at-harriman

How we check values

Each reading is stored as published. We hold back values that jump faster than physically plausible and show the measurement time with every value.

Readings are provisional, can be delayed or wrong and are not a flood warning. Read the disclaimer