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Water Level Easing
Easing — down from 20.45 at 01:00, now 20.41
20.41

Newark Weir

Wey ⚙ Structure
Wey catchment • Newark • Surrey • ID: 3086TH • Level
(1h ago) • 1 reading/hr • 153 views

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

Current Level
20.414 mASD
▼ Easing
24h Max
20.451 mASD
24h Min
20.404 mASD
Typical Range
20.30 - 20.52
mASD
Highest Recorded
20.90 mASD
EA official record
21.08 in our data (since Jan 2005)
Current level is 98% of this
🚽 Sewage overflows nearby

Recent Water Levels

🌍 floodradar.co.uk
1 day

Flood predictions aren't generated for lock / structure gauges — their levels are driven by gate operation, not by catchment rainfall, so the forecast models would have no skill here.

Recent Readings

Falling · -4 cm over 17h
10 Oct 19:00 ▬ steady 20.414 mASD
10 Oct 18:00 ▼ -0.1 cm 20.415 mASD
10 Oct 17:00 ▬ steady 20.416 mASD
10 Oct 16:00 ▼ -0.6 cm 20.416 mASD
10 Oct 15:00 ▲ +0.4 cm 20.422 mASD
10 Oct 14:00 ▲ +0.8 cm 20.418 mASD
10 Oct 13:00 ▼ -0.6 cm 20.410 mASD
10 Oct 12:00 ▼ -0.9 cm 20.416 mASD
10 Oct 11:00 ▲ +0.1 cm 20.425 mASD
10 Oct 10:00 ▼ -0.1 cm 20.424 mASD
10 Oct 09:00 ▬ steady 20.425 mASD
10 Oct 08:00 ▼ -0.6 cm 20.426 mASD
10 Oct 07:00 ▼ -0.4 cm 20.432 mASD
10 Oct 06:00 ▼ -0.6 cm 20.436 mASD
10 Oct 05:00 ▼ -0.5 cm 20.442 mASD
10 Oct 04:00 ▼ -0.1 cm 20.447 mASD
10 Oct 03:00 ▲ +0.1 cm 20.448 mASD
10 Oct 02:45 ▼ -0.2 cm 20.447 mASD
10 Oct 02:30 ▬ steady 20.449 mASD
10 Oct 02:15 20.449 mASD

Station Details

  • Monitoring Station: Newark Weir
  • Watercourse: River Wey
  • Nearest Town: Newark
  • County: Surrey
  • Coordinates: 51°18'27"N 0°30'36"W (51.307409, -0.510113)
  • Open in: Google Maps · Apple Maps (opens your maps app)
  • Date Opened: 1 Jul 1999
  • Status: Active
  • Station Type: River level station (multi-sensor)
Technical details: references, datum, range, flow archive
  • Station Reference: 3086TH
  • RLOI id: 7409 (the EA's check-for-flooding station id)
  • EA Gauge ID: 3086TH-level-stage-i-15_min-mASD
  • Parameter: Level
  • Unit: mASD
  • Typical rise rate: 6 cm/hr (p95 sustained over 90 days)
  • Typical data delay: ~22 min (measured reading→publication lag)
  • Tidal: No
  • Lock / structure: ⚙ Yes — lock, weir, sluice or pump
  • Catchment Area: Wey
  • Datum: 0.000m AOD
  • Typical Range: 20.300 – 20.524 mASD
  • EA Cross-check: 20.41 mASD (EA at 10 Oct 19:00)

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

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.

13 storm overflows are traced upstream of this gauge, the nearest 1.2 km away along the river. 0 report discharging now, 13 report not discharging.

💧
Thames Water · into River Wey · 1.2 km upstream along the river
10 spills · 125 hours in 2025
Not discharging now · last
💧
Thames Water · into Wey · 11.2 km upstream along the river
9 spills · 133 hours in 2025
Not discharging now · last
💧
Thames Water · into River Wey · 14.3 km upstream along the river
0 spills · 0 hours in 2025
Not discharging now · last
💧
Thames Water · into River Wey · 20.1 km upstream along the river
10 spills · 143 hours in 2025
Not discharging now · last
💧
Churt SPS🏊 Bathing water
Thames Water · into Whitmoor Vale Stream · 51.4 km upstream along the river
4 spills · 8 hours in 2025
Not discharging now · last
Placed on the river by its position alone.
💧
Thames Water · into Wey (Southern Branch) · 55.9 km upstream along the river
9 spills · 98 hours in 2025
Not discharging now · last
💧
Thames Water · into River Wey · 59.6 km upstream along the river
0 spills · 0 hours in 2025
Not discharging now
💧
Thames Water · into Oakhanger Stream · 63.2 km upstream along the river
59 spills · 899 hours in 2025
Not discharging now · last

5 more further upstream, up to 68.1 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.

💧
Thames Water · into Rive Ditch · 4.9 km away in a straight line · its water cannot be followed on the map
1 spill · 1 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 20.52 m on about 53 days. This year so far: 25 days.

2026 25 days so far
2025 49 days
2024 95 days
2023 114 days
2022 29 days patchy data
2021 30 days
2020 45 days
2019 25 days
2018 40 days
2017 28 days

Counted from each day's highest reading. Days with missing or implausible readings are left out, so a year marked patchy may have run high more often than shown.

Flood history near this gauge

Official Environment Agency warnings issued since 2012 for the 15 flood areas linked to this gauge (nearest 1.2 km away).

22flood warnings 130flood alerts

Most recent flood warning: 24 Feb 2025 — Hoe Stream at Woking

Year by year
YearWarningsAlerts
2026 0 9
2025 1 10
2024 4 24
2023 0 14
2022 0 10
2021 0 4
2020 5 6
2019 0 7
2018 0 7
2017 0 5
2016 1 7
2015 0 4
2014 7 12
2013 4 7
2012 0 4

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 Newark flood history.

Flood areas linked to this gauge

Flood warnings and alerts are issued for whole areas. These are the 15 areas linked to this gauge, nearest first.

Show 7 more

Frequently asked questions

Is the River Wey at Newark Weir flooding today?

The current level is 20.41m, which is within the typical range of 20.30 to 20.52m. Flooding is unlikely at this level.

Is the river level rising or falling at Newark Weir?

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.

Why is the level slowly falling?

When little or no rain has fallen for a while, a river level gradually drops as the water stored in the ground and soil drains away with nothing to replace it. This is called baseflow recession and is normal in dry spells. Only about 0.0mm of rain has fallen nearby in the last 7 days, so the flow is being sustained mainly by groundwater. A gentle decline like this is expected and is not a sign of a problem — downstream gauges often recede a little faster than headwaters further upstream, and levels recover once rain returns.

What is a normal level for the River Wey at Newark Weir?

The typical range at this station is 20.30m to 20.52m, based on Environment Agency historical data. Levels above 20.52m 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 →