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⤴Unusual rise — FloodRadar+Top 1% rise rate for this gauge.
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You'll be notified when this gauge is rising more than 0.10 mAOD/hr — a sign of rapidly increasing water levels.
You'll be notified when a new storm-overflow (sewage) discharge starts within ~3 km of this gauge, based on the water companies' near-real-time feeds.
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Not an emergency service — if in danger call 999. Alerts rely on
EA/SEPA data and are best-efforts. Terms
Current Level
0.076 mAOD
▬ Steady
24h Max
0.076 mAOD
24h Min
0.066 mAOD
Typical Range
0.03 - 0.92
mAOD
Highest Recorded
1.63 mAOD
12 Jul 2021
Since Nov 2018
🚽Sewage overflows nearby
Recent Water Levels
🌍 floodradar.co.uk
1 day
Prediction V2
Prediction Eris
Nimbus beta
Experimental model fusing soil moisture, river flow, groundwater and catchment
character. Shown with its calibrated 10–90% confidence band. Under evaluation —
not yet promoted, so treat as a second opinion.
Long Term
🌍 floodradar.co.uk
—
Consecutive rainy days0 → 10+
Days Above Normal
This year vs 5-year monthly range
Recent Readings
Rising · +0.5 cm over 6h
23 Aug 23:00▲ +0.1 cm0.076 mAOD
23 Aug 22:45▲ +0.1 cm0.075 mAOD
23 Aug 21:30▬ steady0.074 mAOD
23 Aug 21:15▬ steady0.074 mAOD
23 Aug 21:00▲ +0.1 cm0.074 mAOD
23 Aug 20:45▲ +0.1 cm0.073 mAOD
23 Aug 20:30▲ +0.1 cm0.072 mAOD
23 Aug 20:15▬ steady0.071 mAOD
23 Aug 20:00▬ steady0.070 mAOD
23 Aug 19:45▬ steady0.070 mAOD
23 Aug 19:30▬ steady0.071 mAOD
23 Aug 19:15▬ steady0.071 mAOD
23 Aug 19:00▬ steady0.071 mAOD
23 Aug 18:45▼ -0.1 cm0.071 mAOD
23 Aug 18:30▬ steady0.072 mAOD
23 Aug 18:15▲ +0.1 cm0.072 mAOD
23 Aug 18:00▬ steady0.071 mAOD
23 Aug 17:45▬ steady0.071 mAOD
23 Aug 17:30▬ steady0.071 mAOD
23 Aug 17:150.071 mAOD
Rainfall & Weather
Loading rainfall and weather data...
Flood history near this gauge
Official Environment Agency warnings issued since 2011 for the 11 flood
areas linked to this gauge (nearest 1.9 km away).
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 Curdridge flood history.
Geographic coordinates may reflect the access point for the gauge, and not the precise location in the watercourse that it is taking readings from.
Nearby Groundwater
Soil Moisture
Possible storm-overflow correlation
🚽 Storm overflows on this river
Frequently asked questions
Is the River Hamble at Frogmill flooding today?
The current level is 0.08m, which is within the typical range of 0.03 to 0.92m. Flooding is unlikely at this level.
Is the river level rising or falling at Frogmill?
Based on the most recent readings, the level is currently steady. The chart above shows the last 7 days of measurements, updated roughly every 15 minutes.
What is a normal level for the River Hamble at Frogmill?
The typical range at this station is 0.03m to 0.92m, based on Environment Agency historical data. Levels above 0.92m 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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📮 Flood risk by postcode near this gauge
Postcodes within 5 km with properties in the Environment Agency’s rivers-and-sea flood-risk bands:
