Neversink Reservoir Diversion Channel at Grahamsville water level

Name: Neversink Reservoir Diversion Channel at Grahamsville 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, Neversink Reservoir Diversion Channel, New York, United States

Directions

Normal for late October

Flow

25.8cfs Down 0.7 cfs over the last 24 hours

Measured Oct 21, 2026, 05:35 AM EDT (35 min ago)

History

7 days

Flow Normal range (10–90 %)

What this means

The gauge at Neversink Reservoir Diversion Channel at Grahamsville reads 25.8 cfs, a normal level for late October.

The median for late October is 26.0 cfs, based on 9 years of readings, so the flow is 0.2 cfs below typical.

The level is falling, down 0.7 cfs over the past 24 hours. Over the past 30 days it has moved between 22.3 cfs and 32.7 cfs.

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

Compared with 9 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date: 26.0 cfs0.2 cfs below the median for this date
Normal for this date: 14.2 cfs – 271 cfs8 years in 10 fall in this range (9 years of records)

What the stage means on the water

A normal level is usually prime time for floating and wade fishing, as long as the weather holds upstream.

Weather at the gauge

No rain in the last 3 days.

21 Wed 64° 37° – Wind 8 mph

22 Thu 62° 41° – Wind 10 mph

23 Fri 59° 36° – Wind 6 mph

24 Sat 58° 38° – Wind 5 mph

25 Sun 61° 40° – Wind 6 mph

26 Mon 68° 44° – Wind 6 mph

27 Tue 64° 49° – Wind 5 mph

Forecast: Open-Meteo

Sunrise 07:18 AM Sunset 06:09 PM Daylight 10 hr, 51 min Waxing gibbous 76%

Map

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Chestnut Creek at GrahamsvilleRiver gauge, Chestnut Creek	25.4 cfs	Normal	−1.6 cfs	0.2 mi
Chestnut Creek at Mouth at GrahamsvilleRiver gauge, Chestnut Creek	51.9 cfs	Normal	−2.3 cfs	0.3 mi
Cannonsville Reservoir Diversion Channel near GrahamsvilleRiver gauge, Cannonsville Reservoir Diversion Channel	322 cfs	High	−130.0 cfs	1.3 mi
Pepacton Reservoir Diversion Outlet near GrahamsvilleRiver gauge, Pepacton Reservoir Diversion Outlet	4.43 ft	Very high	±0	1.7 mi
Rondout Creek near Lowes CornersRiver gauge, Rondout Creek	57.9 cfs	Normal	−2.9 cfs	2.9 mi
Neversink River near ClaryvilleRiver gauge, Neversink River	158 cfs	Normal	−9.0 cfs	4.1 mi
Neversink River at NeversinkRiver gauge, Neversink River	3.32 ft	Below flood stage	±0	5.4 mi
Neversink Reservoir near NeversinkReservoir, Neversink Reservoir	1,425.98 ft	Normal	+0.10 ft	5.4 mi

Questions and answers

What is a normal level for Neversink Reservoir Diversion Channel at Grahamsville in late October?

The median for late October is 26.0 cfs. In 8 years out of 10 the reading falls between 14.2 cfs and 271 cfs, based on 9 years of records.

What is the water level of Neversink Reservoir Diversion Channel at Grahamsville today?

On Oct 21, 2026, 05:35 AM EDT, the flow was 25.8 cfs. Down 0.7 cfs over the last 24 hours.

Is Neversink Reservoir Diversion Channel at Grahamsville rising or falling?

Down 0.7 cfs over the last 24 hours. Down 1.0 cfs over the last 7 days.

Is the level of Neversink Reservoir Diversion Channel at Grahamsville normal?

Normal for late October. Compared with 9 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:01365505 (Agency page)
Coordinates: 41.84556, -74.53608 (WGS84)
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
Flow	25.8 cfs	2026-10-21 09:35	Provisional

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How to cite

U.S. Geological Survey: Neversink Reservoir Diversion Channel at Grahamsville (usgs:01365505). Accessed October 21, 2026 via Nivelmap, https://nivelmap.com/en/united-states/new-york/neversink-reservoir-diversion-channel-at-grahamsville

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