Emsworth

Name: Emsworth River Level Data
Creator: FloodRadar

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▲ Above a heightTriggers when the level passes a height you choose. ✓ ↗ Rising fastTriggers when it's climbing more than 0.10 m/hr. ✓ 🚱 Sewage nearbyA storm overflow starts discharging within ~3 km. ✓

⤴ Unusual rise — FloodRadar+Top 1% rise rate for this gauge.

Height for "Above a height"

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Not an emergency service — if in danger call 999. Alerts rely on EA/SEPA data and are best-efforts. Terms

Nimbus beta

Experimental model fusing soil moisture, river flow, groundwater and catchment character. The shaded band is its 10–90% range, widened so that about 80% of recent outcomes fall inside it. Under evaluation — not yet promoted, so treat as a second opinion.

Recent Readings

Rising · +5 cm over 8h

10 Sep 05:30 ▼ -0.3 cm 1.992 mAOD

10 Sep 05:00 ▬ steady 1.995 mAOD

10 Sep 04:30 ▼ -0.1 cm 1.996 mAOD

10 Sep 04:15 ▬ steady 1.997 mAOD

10 Sep 04:00 ▼ -0.1 cm 1.998 mAOD

10 Sep 03:45 ▬ steady 1.999 mAOD

10 Sep 03:30 ▼ -0.2 cm 2.000 mAOD

10 Sep 03:00 ▼ -0.2 cm 2.002 mAOD

10 Sep 02:30 ▬ steady 2.004 mAOD

10 Sep 02:15 ▼ -0.3 cm 2.005 mAOD

10 Sep 01:15 ▬ steady 2.008 mAOD

10 Sep 01:00 ▬ steady 2.009 mAOD

10 Sep 00:45 ▬ steady 2.010 mAOD

10 Sep 00:30 ▼ -0.1 cm 2.010 mAOD

10 Sep 00:00 ▲ +2 cm 2.011 mAOD

09 Sep 23:30 ▲ +5 cm 1.992 mAOD

09 Sep 22:30 ▼ -0.1 cm 1.940 mAOD

09 Sep 22:00 ▬ steady 1.941 mAOD

09 Sep 21:45 ▬ steady 1.941 mAOD

09 Sep 21:30 1.942 mAOD

Flood history near this gauge

Official Environment Agency warnings issued since 2011 for the 31 flood areas linked to this gauge (nearest 0.1 km away).

92flood warnings 573flood alerts

Most recent flood warning: 18 Feb 2026 — Crosslands Drive and West Leigh, Havant, on the Lavant Stream

Year by year

Year	Warnings	Alerts
2026	5	32
2025	2	28
2024	9	75
2023	5	36
2022	9	29
2021	1	18
2020	8	63
2019	6	35
2018	2	27
2017	1	14
2016	0	33
2015	1	18
2014	30	89
2013	9	37
2012	4	37
2011	0	2

Warnings apply to a whole flood area, not necessarily this exact spot. Years before 2006 aren't covered by the EA's historic record. See also the Emsworth flood history.

Station Details

Monitoring Station: Emsworth
Watercourse: West Brook
Nearest Town: Emsworth
County: Hampshire
Coordinates: 50°50'55"N 0°56'24"W (50.848736, -0.939866)
Open in: Google Maps · Apple Maps (opens your maps app)
Date Opened: 4 Feb 2014
Status: Active
Station Type: River level station

Station Reference: 2716SO
EA Gauge ID: 2716SO-level-stage-i-15_min-mAOD
Parameter: Level
Unit: mAOD
Typical rise rate: 9 cm/hr (p95 sustained over 90 days)
Typical data delay: ~22 min (measured reading→publication lag)
Tidal: No
Lock / structure: No
Catchment Area: East Hampshire
Typical Range: 1.610 – 3.000 mAOD
EA Cross-check: 2.00 mAOD (EA at 10 Sep 05:00)

Geographic coordinates may reflect the access point for the gauge, and not the precise location in the watercourse that it is taking readings from.

Frequently asked questions

Is the West Brook at Emsworth flooding today?

The current level is 1.99m, which is within the typical range of 1.61 to 3.00m. Flooding is unlikely at this level.

Is the river level rising or falling at Emsworth?

Based on the most recent readings, the level is currently falling slightly. The chart above shows the last 12 hours of measurements by default (up to 7 days), updated roughly every 15 minutes.

What is a normal level for the West Brook at Emsworth?

The typical range at this station is 1.61m to 3.00m, based on Environment Agency historical data. Levels above 3.00m are higher than usually seen and may indicate a flood risk.

How often is this river level data updated?

Readings are taken by the Environment Agency gauge roughly every 15 minutes and FloodRadar refreshes its data continuously, so the level shown is normally less than an hour old.

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Free live river-level widget — ideal for parish councils, angling clubs and local sites. Updates automatically.

<iframe src="https://www.floodradar.co.uk/widget/hampshire-emsworth" width="340" height="286" style="border:none;max-width:100%;" loading="lazy" title="River level - FloodRadar"></iframe>

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