Ponaganset River at South Foster water level

Name: Ponaganset River at South Foster 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, Ponaganset River, Rhode Island, United States

Directions

Normal for mid-October

Water level

1.71ft Down 0.04 ft over the last 24 hours

Measured Oct 20, 2026, 08:20 PM EDT (51 min ago)

Flow: 15.8 cfs
Water temperature: 51 °F

History

7 days

Water level

What this means

Water levels are unremarkable at Ponaganset River at South Foster, where the gauge shows 1.71 ft.

It is still going down, by 0.04 ft over the past 24 hours. The 30-day range is 1.71 ft – 1.89 ft.

Fall is often low-water season on rivers, until steadier rain returns. The water temperature at the gauge is 51 °F.

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

Key numbers

Highest on record: 6.31 ftJune 30, 1998

Paddling and fishing conditions

Most paddlers and anglers will find the river in good shape at this stage.

Highest crests on record

Rank	Level	Date
1	6.31 ft	June 30, 1998
2	5.91 ft	January 19, 1996
3	5.30 ft	June 14, 1998
4	5.30 ft	June 13, 1998

Weather at the gauge

Rain in the last 3 days: 0.03 in. Rain that falls upstream can take hours or days to show up at a river gauge.

20 Tue 61° 41° – Wind 14 mph

21 Wed 51° 43° – Wind 15 mph

22 Thu 60° 41° – Wind 13 mph

23 Fri 54° 35° – Wind 10 mph

24 Sat 58° 35° – Wind 8 mph

25 Sun 63° 40° – Wind 7 mph

26 Mon 67° 44° – Wind 7 mph

Forecast: Open-Meteo

Sunrise 07:06 AM Sunset 05:58 PM Daylight 10 hr, 51 min Waxing gibbous 73%

Map

Other gauges on the Ponaganset River

Gauge	Level	Compared with normal	24 hours	Distance
Ponaganset River at Rsvr Outlet at GlocesterRiver gauge, Ponaganset River	0.63 ft	No reference yet	−0.02 ft	3.8 mi

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Dolly Cole Brook at Old Danielson Park at S FosterRiver gauge, Dolly Cole Brook	3.4 cfs	Normal	−1.0 cfs	0.3 mi
Winsor Brook at Winsor Road near South FosterRiver gauge, Winsor Brook	3.6 cfs	Normal	−0.5 cfs	1.5 mi
Hemlock Brook at King Road near FosterRiver gauge, Hemlock Brook	9.2 cfs	Normal	−2.2 cfs	2.0 mi
Swamp Brook at Ponagansett Road near ClayvilleRiver gauge, Swamp Brook	1.6 cfs	Normal	−0.3 cfs	2.4 mi
Westconnaug Stream at Plainfield PikeRiver gauge, Westconnaug Stream	6.8 cfs	Normal	−1.0 cfs	3.0 mi
Cork Brook at Rockland Scituate Road near ClayvilleRiver gauge, Cork Brook	1.5 cfs	Normal	−0.1 cfs	3.0 mi
Rush Brook near Elmdale Road near North ScituateRiver gauge, Rush Brook	2.5 cfs	Normal	−0.2 cfs	5.0 mi
Huntinghouse Brook at Elmdale Road at N ScituateRiver gauge, Huntinghouse Brook	3.1 cfs	Normal	−0.6 cfs	5.3 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 Ponaganset River at South Foster today?

On Oct 20, 2026, 08:20 PM EDT, the water level was 1.71 ft. Down 0.04 ft over the last 24 hours.

Is Ponaganset River at South Foster rising or falling?

Down 0.04 ft over the last 24 hours.

Is the level of Ponaganset River at South Foster normal?

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

What is the highest water level ever recorded at Ponaganset River at South Foster?

The highest level on record is 6.31 ft on June 30, 1998.

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:01115187 (Agency page)
Coordinates: 41.81871, -71.70507 (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	1.71 ft	2026-10-21 00:20	Provisional
Flow	15.8 cfs	2026-10-21 00:20	Provisional
Water temperature	51 °F	2026-10-21 00:20	Provisional

Download

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How to cite

U.S. Geological Survey: Ponaganset River at South Foster (usgs:01115187). Accessed October 21, 2026 via Nivelmap, https://nivelmap.com/en/united-states/rhode-island/ponaganset-river-at-south-foster

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