Ashumet Pond, Falmouth water level

Name: Ashumet Pond, Falmouth water level (U.S. Geological Survey)
Creator: U.S. Geological Survey
License: https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits

Lake, Massachusetts, United States

Directions

Low for mid-October

Surface elevation

43.72ft Steady over the last 24 hours

Measured Oct 20, 2026, 07:15 AM EDT (1 hour ago)

History

What this means

Water is short at Ashumet Pond, Falmouth: the latest reading of 43.72 ft is below normal for mid-October.

That puts it 0.54 ft below the median of 44.26 ft for mid-October, based on 7 years of readings. A year ago it stood at 43.45 ft (+0.27 ft).

The level has held steady over the past 24 hours. The 30-day range is 43.30 ft – 43.87 ft.

Lakes and reservoirs often sit lower in fall after a summer of evaporation and use, and recover with winter rain and spring snowmelt.

Compared with 7 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date: 44.26 ft0.54 ft below the median for this date
Normal for this date: 43.45 ft – 44.71 ft8 years in 10 fall in this range (7 years of records)
Same day last year: 43.45 ft+0.27 ft
Lowest and highest in 30 days: 43.30 ft – 43.87 ft
Lowest and highest in 12 months: 43.20 ft – 43.97 ft

Boating and fishing at Ashumet Pond, Falmouth

At low levels, launching can mean a long walk or a closed ramp, and shallow points stick out further than charts suggest.

Conditions at the shore change with the level, so check with the agency that runs the lake before a trip.

Weather at the gauge

Rain in the last 3 days: 0.13 in.

20 Tue 58° 49° – Wind 16 mph

21 Wed 53° 49° 0.02 in Wind 17 mph

22 Thu 55° 51° 0.04 in Wind 19 mph

23 Fri 52° 46° – Wind 20 mph

24 Sat 57° 41° – Wind 9 mph

25 Sun 60° 44° – Wind 8 mph

26 Mon 62° 52° – Wind 13 mph

Forecast: Open-Meteo

Sunrise 07:00 AM Sunset 05:55 PM Daylight 10 hr, 54 min First quarter 68%

Map

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Quashnet River at Waquoit VillageTidal gauge, Quashnet River	2.10 ft	Below flood stage	−0.01 ft	3.2 mi
Popponesset Bay, Mashpee Neck Road, near MashpeeEstuary gauge, Popponesset Bay, Mashpee Neck Road	0.86 ft	Very high	+0.02 ft	4.3 mi
Mattapoisett River near MattapoisettRiver gauge, Mattapoisett River	35.6 cfs	High	−4.5 cfs	16 mi
Herring River at North HarwichRiver gauge, Herring River	1.3 cfs	Very low	±0	23 mi
Paskamanset River near South DartmouthRiver gauge, Paskamanset River	50.9 cfs	High	−5.8 cfs	24 mi
Jones River at KingstonTidal gauge, Jones River	19.8 cfs	Normal	−3.5 cfs	27 mi
Taunton River near BridgewaterRiver gauge, Taunton River	4.10 ft	Below flood stage	−0.07 ft	30 mi
Adamsville Brook at AdamsvilleRiver gauge, Adamsville Brook	23.0 cfs	Very high	−3.9 cfs	31 mi

Questions and answers

How does Ashumet Pond, Falmouth compare with last year?

It is 0.27 ft higher than on the same day last year, when the reading was 43.45 ft.

What is a normal level for Ashumet Pond, Falmouth in mid-October?

The median for mid-October is 44.26 ft. In 8 years out of 10 the reading falls between 43.45 ft and 44.71 ft, based on 7 years of records.

Is Ashumet Pond, Falmouth really 43.72 ft deep?

No. 43.72 ft is the height of the water surface above sea level (or the agency's vertical datum), not the depth of the water.

What is the water level of Ashumet Pond, Falmouth today?

On Oct 20, 2026, 07:15 AM EDT, the surface elevation was 43.72 ft. Steady over the last 24 hours.

Is Ashumet Pond, Falmouth rising or falling?

Steady over the last 24 hours. Down 0.09 ft over the last 7 days.

Is the level of Ashumet Pond, Falmouth normal?

Low for mid-October. Compared with 7 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.

For specialists

Station codes, datum, parameters, data quality and downloads

Operator: U.S. Geological Survey
Station code: usgs:413758070320501 (Agency page)
Coordinates: 41.63428, -70.53475 (WGS84)
Vertical datum: NGVD29
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
Surface elevation	43.72 ft	2026-10-20 11:15	Provisional

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How to cite

U.S. Geological Survey: Ashumet Pond, Falmouth (usgs:413758070320501). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/united-states/massachusetts/ashumet-pond-falmouth

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