Cambridge Reservoir, Unnamed Tributary 1, near Lexington water level

Name: Cambridge Reservoir, Unnamed Tributary 1, near Lexington 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, Cambridge Reservoir, Unnamed Tributary 1, Massachusetts, United States

Directions

Latest reading

Water level

0.68ft Steady over the last 24 hours

Measured Oct 20, 2026, 02:40 PM EDT (4 hours ago)

Water temperature: 49 °F

History

7 days 30 days

Water level

What this means

The U.S. Geological Survey has Cambridge Reservoir, Unnamed Tributary 1, near Lexington at 0.68 ft. The agency publishes no normal range or warning level for this river yet, so there is nothing to judge the number against.

The level has held steady over the past 24 hours. The 30-day range is 0.68 ft – 0.94 ft.

The sensor also reports a water temperature of 49 °F.

The agency publishes no normal range for this gauge yet, so we show the trend only. How to read levels

Key numbers

Lowest and highest in 30 days: 0.68 ft – 0.94 ft

Paddling and fishing conditions

Compare today with the chart before you go; local outfitters often know which stage suits their stretch.

Weather at the gauge

No rain in the last 3 days.

20 Tue 65° 37° – Wind 13 mph

21 Wed 52° 42° – Wind 14 mph

22 Thu 62° 41° – Wind 11 mph

23 Fri 56° 38° – Wind 10 mph

24 Sat 60° 38° – Wind 7 mph

25 Sun 65° 40° – Wind 7 mph

26 Mon 70° 46° – Wind 6 mph

Forecast: Open-Meteo

Sunrise 07:04 AM Sunset 05:57 PM Daylight 10 hr, 52 min Waxing gibbous 72%

Map

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Cambridge Reservoir, Unnamed Tributary 2, near LexingtonRiver gauge, Cambridge Reservoir, Unnamed Tributary 2	0.1 cfs	Low	±0	0.2 mi
Cambridge Reservoir, Unnamed Tributary 3, near LexingtonRiver gauge, Cambridge Reservoir, Unnamed Tributary 3	0.5 cfs	Normal	−0.1 cfs	1.2 mi
Hobbs Brook below Cambridge Reservoir near Kendall GreenReservoir, Hobbs Brook	5.2 cfs	Normal	±0	2.7 mi
Stony Brook at Viles Street, near WestonRiver gauge, Stony Brook	2.2 cfs	Low	±0	3.7 mi
Stony Brook, Unnamed Tributary 1, near WalthamRiver gauge, Stony Brook, Unnamed Tributary 1	0.4 cfs	Normal	±0	4.4 mi
Stony Brook at RT 20 at WalthamRiver gauge, Stony Brook	8.3 cfs	Low	−0.4 cfs	4.7 mi
Charles River at WalthamRiver gauge, Charles River	1.47 ft	Below flood stage	−0.05 ft	4.7 mi
Stony Brook Reservoir at Dam near WalthamReservoir, Stony Brook Reservoir	2.0 cfs	Normal	±0	5.6 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 Cambridge Reservoir, Unnamed Tributary 1, near Lexington today?

On Oct 20, 2026, 02:40 PM EDT, the water level was 0.68 ft. Steady over the last 24 hours.

Is Cambridge Reservoir, Unnamed Tributary 1, near Lexington rising or falling?

Steady over the last 24 hours.

Is the level of Cambridge Reservoir, Unnamed Tributary 1, near Lexington normal?

The agency publishes no normal range for this gauge yet, so we show the trend only.

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:01104410 (Agency page)
Coordinates: 42.43648, -71.26422 (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
Water level	0.68 ft	2026-10-20 18:40	Provisional
Water temperature	49 °F	2026-10-20 18:40	Provisional

Download

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How to cite

U.S. Geological Survey: Cambridge Reservoir, Unnamed Tributary 1, near Lexington (usgs:01104410). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/united-states/massachusetts/cambridge-reservoir-unnamed-tributary-1-near-lexington

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