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Muddy River at Brookline water level

Tidal gauge, Muddy River, Massachusetts, United States

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Right now

Normal for mid-October

Water level

7.85ft Down 0.24 ft over the last 24 hours

10 15 Highest onrecord 16.63 ft Minor floodstage 15.00 ft

History

History
89ftOct 11Oct 12Oct 14Oct 16Oct 1789ftOct 11Oct 14Oct 17
89ftSep 18Sep 25Oct 2Oct 10Oct 1789ftSep 18Oct 2Oct 17
8101315ftOct 2025Jan 2026Apr 2026Jul 2026Oct 2026Minor flood stage8101315ftOct 2025Apr 2026Oct 2026Minor flood stage
810ftJanMarMayJulSepNov2026810ftJanAprJulOct2026

20252026

Water level Normal range (10–90 %) Minor flood stage

What this means

Water levels are unremarkable at Muddy River at Brookline, where the gauge shows 7.85 ft.

That puts it 0.04 ft above the median of 7.81 ft for mid-October, based on 24 years of readings. It is 7.15 ft below the flood stage of 15.00 ft. A year ago it stood at 8.07 ft (−0.22 ft).

It is still going down, by 0.24 ft over the past 24 hours. The 30-day range is 7.16 ft – 8.38 ft.

Compared with 24 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date
7.81 ft0.04 ft above the median for this date
Normal for this date
7.61 ft – 8.49 ft8 years in 10 fall in this range (24 years of records)
Same day last year
8.07 ft−0.22 ft
Lowest and highest in 30 days
7.16 ft – 8.38 ft
Lowest and highest in 12 months
6.96 ft – 8.38 ft
Highest on record
16.63 ftDecember 10, 2014

Highest crests on record

RankLevelDate
116.63 ftDecember 10, 2014
215.41 ftMarch 15, 2010
315.24 ftSeptember 2, 2021
412.99 ftOctober 16, 2005
512.39 ftOctober 16, 2005

Weather at the gauge

Rain in the last 3 days: 0.26 in. Rain that falls upstream can take hours or days to show up at a river gauge.

17 Sat 61° 35° – Wind 16 mph
18 Sun 56° 32° – Wind 5 mph
19 Mon 56° 42° – Wind 10 mph
20 Tue 60° 49° – Wind 13 mph
21 Wed 52° 46° – Wind 13 mph
22 Thu 58° 47° – Wind 10 mph
23 Fri 57° 44° – Wind 11 mph

Forecast: Open-Meteo

Sunrise 07:00 AM Sunset 06:01 PM Daylight 11 hr, 1 min First quarter 42%

Map

Other gauges on the Muddy River

Gauge Level Compared with normal 24 hours Distance
Muddy River near East WallingfordRiver gauge, Muddy River 16.0 cfs Very high −6.3 cfs 106 mi

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Charles River at First St at CambridgeTidal gauge, Charles River 107.95 ft High −0.30 ft 2.4 mi
Charles River, New Charles River Dam at BostonTidal gauge, Charles River, New Charles River Dam 107.88 ft High −0.34 ft 3.3 mi
Mystic River at Amelia Earhart Dam near SomervilleTidal gauge, Mystic River 105.13 ft Very low −0.28 ft 4.4 mi
Alewife Brook near ArlingtonTidal gauge, Alewife Brook 13.6 cfs Normal +0.9 cfs 5.0 mi
Neponset River at Milton VillageEstuary gauge, Neponset River 224 cfs Normal −23.0 cfs 5.1 mi
Charles River at WellesleyRiver gauge, Charles River 203 cfs High −8.0 cfs 6.1 mi
Mother Brook at DedhamRiver gauge, Mother Brook 124 cfs Very high +9.0 cfs 6 mi
Charles River at WalthamRiver gauge, Charles River 1.60 ft Below flood stage −0.06 ft 7 mi

Questions and answers

How does the Muddy River at Brookline compare with last year?

It is 0.22 ft lower than on the same day last year, when the reading was 8.07 ft.

What is flood stage for the Muddy River at Brookline?

The official flood stage is 15.00 ft. The level is currently 7.15 ft below it.

What is a normal level for the Muddy River at Brookline in mid-October?

The median for mid-October is 7.81 ft. In 8 years out of 10 the reading falls between 7.61 ft and 8.49 ft, based on 24 years of records.

What is the water level of Muddy River at Brookline today?

On Oct 17, 2026, 01:30 PM EDT, the water level was 7.85 ft. Down 0.24 ft over the last 24 hours.

Is Muddy River at Brookline rising or falling?

Down 0.24 ft over the last 24 hours. Up 0.55 ft over the last 7 days.

Is the level of Muddy River at Brookline normal?

Normal for mid-October. Compared with 24 years of daily readings for this time of year.

What is the highest water level ever recorded at Muddy River at Brookline?

The highest level on record is 16.63 ft on December 10, 2014.

For specialists

Station codes, datum, parameters, data quality and downloads
Operator
U.S. Geological Survey
Station code
usgs:01104683 (Agency page)
Coordinates
42.33720, -71.11113 (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

ParameterLast valueTime (UTC)Quality
Water level 7.85 ft 2026-10-17 17:30 Provisional

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How to cite

U.S. Geological Survey: Muddy River at Brookline (usgs:01104683). Accessed October 17, 2026 via Nivelmap, https://nivelmap.com/en/united-states/massachusetts/muddy-river-at-brookline

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.