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Boston Grand Sluice Automation water level

Tidal gauge, Lincolnshire, United Kingdom

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Right now

Latest reading

Surface elevation

-0.65m Down 0.84 m over the last 24 hours

-1.0 -0.5

History

History
-024mOct 13Oct 15Oct 17Oct 19Oct 20-024mOct 13Oct 17Oct 20
-2024mSep 20Sep 28Oct 5Oct 13Oct 20-2024mSep 21Oct 5Oct 20
Surface elevation

What this means

The Environment Agency has Boston Grand Sluice Automation at −0.65 m. There is no published reference for this tidal gauge yet, so we can't say whether that is high or low for the season.

It is still going down, by 0.84 m over the past 24 hours. The 30-day range is −1.60 m – 4.71 m.

Over the past seven days the change adds up to −4.67 m.

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
−1.60 m – 4.71 m
Lowest and highest in 12 months
0.25 m – 0.92 m

Weather at the gauge

Rain in the last 3 days: 8.7 mm. Rain that falls upstream can take hours or days to show up at a river gauge.

20 Tue 13° 11° 6.2 mm, 100% Wind 21 km/h
21 Wed 12° 8° 7.2 mm, 76% Wind 41 km/h
22 Thu 11° 6° 2.6 mm, 39% Wind 27 km/h
23 Fri 13° 10° 11 mm, 98% Wind 39 km/h
24 Sat 12° 8° 6.2 mm, 84% Wind 35 km/h
25 Sun 13° 8° 4.4 mm, 66% Wind 35 km/h
26 Mon 19° 9° 1.2 mm, 41% Wind 28 km/h

Forecast: Open-Meteo

Sunrise 07:35 AM Sunset 05:56 PM Daylight 10 hr, 20 min Waxing gibbous 71%

Map

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
CowbridgeRiver gauge, Maud Foster/Stonebridge Drain 0.41 m Normal +0.05 m 3.0 km
Langrick BridgeRiver gauge, River Witham 1.31 m Normal ±0 6.6 km
SibseyRiver gauge, Maud Foster/Stonebridge Drain 0.21 m Low ±0 6.6 km
Fosdyke BridgeTidal gauge −0.18 m Lowest on record −0.79 m 12 km
New YorkRiver gauge, West Fen Catchwater Drain 0.66 m Normal +0.02 m 13 km
Hagnaby BeckRiver gauge 0.09 m Normal +0.05 m 14 km
Chapel HillRiver gauge, River Witham 1.08 m Normal ±0 15 km
Surfleet SluiceRiver gauge, River Glen 0.86 m Normal +0.02 m 16 km

Questions and answers

Is Boston Grand Sluice Automation really −0.65 m deep?

No. −0.65 m 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 Boston Grand Sluice Automation today?

On 20 Oct 2026, 21:15 BST, the surface elevation was −0.65 m. Down 0.84 m over the last 24 hours.

Is Boston Grand Sluice Automation rising or falling?

Down 0.84 m over the last 24 hours. Down 4.67 m over the last 7 days.

Is the level of Boston Grand Sluice Automation normal?

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

How often is this data updated?

The Environment Agency 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 Environment Agency, the official operator of this gauge, and are published under the Open Government Licence v3.0. We do not estimate or model live values.

For specialists

Station codes, datum, parameters, data quality and downloads
Operator
Environment Agency
Station code
ea:E1460
Coordinates
52.98129, -0.02985 (WGS84)
Vertical datum
ODN
Update interval
every 15 minutes
Licence
Open Government Licence v3.0. Contains Environment Agency data licensed under the Open Government Licence v3.0

Published series

ParameterLast valueTime (UTC)Quality
Surface elevation −0.65 m 2026-10-20 20:15 Provisional

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Embed this gauge

Add a live card for this gauge to your website. It updates on its own and links back here.

How to cite

Environment Agency: Boston Grand Sluice Automation (ea:E1460). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/united-kingdom/lincolnshire/boston-grand-sluice-automation

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.