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0.04

Downton Iron Bridge

Avon
Hampshire Avon catchment • Downton • Wiltshire • ID: 43162 • Level
(33m ago) • 4 readings/hr • 184 views

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Current Level
0.042 mASD
▬ Steady
24h Max
0.043 mASD
24h Min
0.041 mASD
Typical Range
0.00 - 0.65
mASD
Highest Recorded
1.38 mASD
EA official record
1.25 in our data (since Oct 2014)
Current level is 3% of this
🚽 Sewage overflows nearby

Recent Water Levels

🌍 floodradar.co.uk
1 day

Recent Readings

Steady over 5h
10 Oct 05:15 ▬ steady 0.042 mASD
10 Oct 05:00 ▬ steady 0.042 mASD
10 Oct 04:45 ▬ steady 0.042 mASD
10 Oct 04:30 ▬ steady 0.042 mASD
10 Oct 04:15 ▬ steady 0.042 mASD
10 Oct 04:00 ▬ steady 0.042 mASD
10 Oct 03:45 ▬ steady 0.042 mASD
10 Oct 03:30 ▬ steady 0.042 mASD
10 Oct 03:15 ▬ steady 0.042 mASD
10 Oct 03:00 ▬ steady 0.042 mASD
10 Oct 02:45 ▬ steady 0.042 mASD
10 Oct 02:30 ▬ steady 0.042 mASD
10 Oct 02:15 ▬ steady 0.042 mASD
10 Oct 02:00 ▬ steady 0.042 mASD
10 Oct 01:45 ▬ steady 0.042 mASD
10 Oct 01:30 ▬ steady 0.042 mASD
10 Oct 01:15 ▬ steady 0.042 mASD
10 Oct 01:00 ▬ steady 0.042 mASD
10 Oct 00:45 ▬ steady 0.042 mASD
10 Oct 00:30 0.042 mASD

Station Details

  • Monitoring Station: Downton Iron Bridge
  • Watercourse: River Avon
  • Nearest Town: Downton
  • County: Wiltshire
  • Coordinates: 50°59'39"N 1°44'53"W (50.994106, -1.748006)
  • Open in: Google Maps · Apple Maps (opens your maps app)
  • Date Opened: 31 Jan 2005
  • Status: Active (This site is at or close to a trash screen or hatch which may cause rapid fluctulations in level and)
  • Station Type: River level station
Technical details: references, datum, range, flow archive
  • Station Reference: 43162
  • RLOI id: 3370 (the EA's check-for-flooding station id)
  • EA Gauge ID: 43162-level-stage-i-15_min-mASD
  • Parameter: Level
  • Unit: mASD
  • Typical rise rate: 1 cm/hr (p95 sustained over 90 days)
  • Typical data delay: ~22 min (measured reading→publication lag)
  • Tidal: No
  • Lock / structure: No
  • Catchment Area: Hampshire Avon
  • Typical Range: 0.000 – 0.652 mASD
  • EA Cross-check: 0.04 mASD (EA at 10 Oct 05:15)

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 Stations

Gauges connected to this river, and others nearby. A distance “by river” follows the river on the map; any other is in a straight line.

Connected upstream

Connected downstream

Same river system, separate branch

Nearby

Distances by river: OS Open Rivers. Contains OS data © Crown copyright and database rights 2026.

💧 Storm overflows upstream of this gauge

Storm overflows whose water reaches this gauge on the mapped river network, nearest first by distance along the river. The status is each water company's monitor: it says whether an overflow is discharging, not how much or what it contains.

29 storm overflows are traced upstream of this gauge, the nearest 8.7 km away along the river. 0 report discharging now, 25 report not discharging, and for 4 the monitor is offline or has not reported, so their status is not known.

💧
Wessex Water · into River Avon(S) · 8.7 km upstream along the river
51 spills · 840 hours in 2025
No live feed for this overflow
💧
Wessex Water · into River Avon · 11.0 km upstream along the river
0 spills · 0 hours in 2025
No live feed for this overflow
💧
Wessex Water · into River Avon Via Sws · 11.0 km upstream along the river
4 spills · 0 hours in 2025
Not discharging now · last
Reaches the river through a sewer, so where it enters is approximate.
💧
Wessex Water · into River Avon Via Sws · 11.0 km upstream along the river
22 spills · 9 hours in 2025
Not discharging now · last
Reaches the river through a sewer, so where it enters is approximate.
💧
Wessex Water · into River Avon Via Sw Sewer · 11.0 km upstream along the river
7 spills · 10 hours in 2025
Not discharging now · last
Reaches the river through a sewer, so where it enters is approximate.
💧
Wessex Water · into River Bourne · 17.1 km upstream along the river
167 spills · 3,119 hours in 2025
Not discharging now · last
Placed on the river by its position alone.
💧
Wessex Water · into River Wylye · 21.2 km upstream along the river
10 spills · 190 hours in 2025
Not discharging now · last
💧
Wessex Water · into River Bourne (S) · 23.5 km upstream along the river
1 spill · 0 hours in 2025
Not discharging now
Placed on the river by its position alone.

21 more further upstream, up to 72.4 km away along the river.

Nearby, connection not known

Within 6 km in a straight line, but the river map cannot say whether their water passes this gauge.

💧
Southern Water · into River Blackwater · 4.4 km away in a straight line · not connected to this gauge on the river map
35 spills · 645 hours in 2025
Not discharging now · last

1 other overflow within 6 km is downstream of this gauge or on another branch of the river network, so it is not listed.

These are the water companies' monitor statuses; a spill does not by itself explain a change in the gauge level. River connections and distances are traced on OS Open Rivers (edition 2026-04), which leaves out many small channels. Explore the sewage map →

Contains OS data © Crown copyright and database rights 2026.

Rainfall & Weather

Loading rainfall and weather data...

How often this river runs high

In a typical year this gauge reaches its typical high of 0.65 m on about 24 days. This year so far: 42 days.

2026 42 days, 25 of them high · 25 high so far
2025 24 days
2024 83 days, 8 of them high · 8 high
2023 46 days, 8 of them high · 8 high
2022 0 days
2021 0 days
2020 50 days
2019 12 days
2018 3 days
2017 0 days

Counted from each day's highest reading. Days with missing or implausible readings are left out. The darker part is days above 0.99 m, the level this gauge tops only a few days a year.

Flood history near this gauge

Official Environment Agency warnings issued since 2012 for the 13 flood areas linked to this gauge (nearest 0.2 km away).

82flood warnings 35flood alerts

Most recent flood warning: 10 Mar 2026 — Middle Hampshire Avon at Britford, Salisbury

Year by year
YearWarningsAlerts
2026 28 9
2025 9 4
2024 18 7
2023 5 5
2020 0 2
2019 2 2
2016 0 2
2014 15 1
2013 0 2
2012 5 1

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 Downton flood history.

Flood areas linked to this gauge

Flood warnings and alerts are issued for whole areas. These are the 13 areas linked to this gauge, nearest first.

Show 5 more

Frequently asked questions

Is the River Avon at Downton Iron Bridge flooding today?

The current level is 0.04m, which is within the typical range of 0.00 to 0.65m. Flooding is unlikely at this level.

Is the river level rising or falling at Downton Iron Bridge?

Based on the most recent readings, the level is currently steady. 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 River Avon at Downton Iron Bridge?

The typical range at this station is 0.00m to 0.65m, based on Environment Agency historical data. Levels above 0.65m are higher than usually seen and may indicate a flood risk.

How often is this river level data updated?

Readings are supplied by the Environment Agency gauge. FloodRadar checks for updates roughly every 15 minutes; the timestamp above shows how recent the latest available reading is.

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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:

Check any UK postcode’s flood risk →

🏠 Buying or renting around here? Get the Property Flood-Risk Report for any English postcode — official risk band, recorded floods, warning history, river behaviour and nearby storm overflows. £19 one-off. Learn more →