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0.09

Whetstone Bridge

Marston Meysey Brook ⚙ Structure
Cotswolds catchment • Marston Meysey • Gloucestershire • ID: 0530TH • Level
(32m ago) • 4 readings/hr • 150 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
0.085 mASD
▬ Steady
24h Max
0.088 mASD
24h Min
0.085 mASD
Typical Range
-0.60 - 1.27
mASD
Highest Recorded
1.44 mASD
EA official record
1.52 in our data (since Jan 1987)
Current level is 6% 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

Steady over 5h
08 Oct 05:15 ▬ steady 0.085 mASD
08 Oct 05:00 ▬ steady 0.086 mASD
08 Oct 04:45 ▬ steady 0.086 mASD
08 Oct 04:30 ▬ steady 0.085 mASD
08 Oct 04:00 ▬ steady 0.086 mASD
08 Oct 03:45 ▬ steady 0.085 mASD
08 Oct 03:30 ▬ steady 0.085 mASD
08 Oct 03:15 ▬ steady 0.085 mASD
08 Oct 03:00 ▬ steady 0.086 mASD
08 Oct 02:45 ▬ steady 0.085 mASD
08 Oct 02:30 ▬ steady 0.086 mASD
08 Oct 02:15 ▬ steady 0.085 mASD
08 Oct 02:00 ▬ steady 0.086 mASD
08 Oct 01:45 ▬ steady 0.085 mASD
08 Oct 01:30 ▬ steady 0.085 mASD
08 Oct 01:15 ▬ steady 0.086 mASD
08 Oct 01:00 ▬ steady 0.085 mASD
08 Oct 00:45 ▬ steady 0.086 mASD
08 Oct 00:30 ▬ steady 0.086 mASD
08 Oct 00:15 0.086 mASD

Station Details

  • Monitoring Station: Whetstone Bridge
  • Watercourse: Marston Meysey Brook
  • Nearest Town: Marston Meysey
  • County: Gloucestershire
  • Coordinates: 51°40'1"N 1°49'1"W (51.667039, -1.816893)
  • Open in: Google Maps · Apple Maps (opens your maps app)
  • Date Opened: 1 Jan 1986
  • Status: Active (High flows should be treated with caution.)
  • Station Type: River level station
Technical details: references, datum, range, flow archive
  • Station Reference: 0530TH
  • RLOI id: 7023 (the EA's check-for-flooding station id)
  • EA Gauge ID: 0530TH-level-stage-i-15_min-mASD
  • Parameter: Level
  • Unit: mASD
  • Typical rise rate: 0 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: Cotswolds
  • Typical Range: -0.600 – 1.273 mASD
  • Drainage Area: 25 km² upstream of this gauge
  • Flow Data: Daily mean flow (m³/s) to 6 Oct (2 days behind — the EA publishes each day's mean a day or two after it ends; unchecked, provisional) via EA Hydrology
  • EA Cross-check: 0.09 mASD (EA at 8 Oct 05:15)
  • Flow Archive: National River Flow Archive ↗

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 downstream

Same river system, separate branch

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

💧 Storm overflows upstream of this gauge

None of the storm overflows FloodRadar holds is traced upstream of this gauge on the mapped river network. That is not the same as none: the map leaves out many small streams and culverts, so an overflow it cannot place may still drain here, and not every company publishes every overflow. Those nearby are listed below.

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 Dudgrove Stream · 4.0 km away in a straight line · its recorded watercourse is not the one mapped beside it
0 spills · 0 hours in 2025
Not discharging now · last
💧
Thames Water · into Tributary Of Share Ditch · 5.4 km away in a straight line · its watercourse is not on the river map
9 spills · 54 hours in 2025
Not discharging now · last
💧
Thames Water · into Bydemill Ditch · 5.8 km away in a straight line · its watercourse is not on the river map
8 spills · 14 hours in 2025
Not discharging now · last

3 other overflows within 6 km are downstream of this gauge or on another branch of the river network, so they are 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

This gauge rarely reaches its typical high of 1.27 m: 2 days since 2017. This year so far: 0 days.

2026 0 days so far
2025 0 days
2024 1 day
2023 1 day
2022 0 days
2021 0 days
2020 0 days
2019 0 days
2018 0 days
2017 0 days

Counted from each day's highest reading. Days with missing or implausible readings are left out.

Flood history near this gauge

Official Environment Agency warnings issued since 2010 for the 15 flood areas linked to this gauge (nearest 0.5 km away).

33flood warnings 292flood alerts

Most recent flood warning: 3 Mar 2026 — River Coln from Fossebridge to Quennington

Year by year
YearWarningsAlerts
2026 12 67
2025 0 22
2024 1 34
2023 7 34
2022 0 4
2021 1 12
2020 3 13
2019 1 18
2018 0 11
2017 0 7
2016 2 17
2015 0 6
2014 1 10
2013 0 9
2012 5 21
2011 0 6
2010 0 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 Marston Meysey 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

Catchment Character

🌊 Mixed response A balance of quick runoff and slower groundwater baseflow.

Your catchment is all the land that drains rainfall into the river above this gauge. Its character — how steep, wet, wooded, urban or chalky that land is — decides how fast rain here turns into a rising river. A steep, bare or clay catchment is “flashy” (rises and falls quickly, floods easily); a flat, chalk or well-wooded one is slow and steady. The tiles below put numbers to that; the flow-duration curve reads left-to-right from the river’s typical high flows (Q5) down to its low flows (Q95) — a steep curve means a flashy river.

The physical character of the land that drains to this gauge, and how it shapes its flood response — from the National River Flow Archive (UKCEH).

Baseflow Index
0.64
mixed response
Avg Annual Rainfall
776 mm/yr
1991–2020 · +3% since 1941–70
Urban Extent
0.7%
largely rural
Highest Daily Mean Flow
10.72 m³/s
23 Sep 2024 · daily mean, not the instantaneous peak
Flow-Duration Curve
mean 0.4782.980.0745% (high)% of days exceeded95% (low)
Daily flow (m³/s) exceeded each % of the time — a steep curve is flashy, a flat one is steady. Q5 high · Q50 median · Q95 low.
Land Cover (2023)
Woodland 3%Grassland 19%Arable 76%Urban 2%
Grassland 27% → 19% since 1990

Flow affected by: groundwater abstraction.

Photos

Gauging-station photographs from the National River Flow Archive (UKCEH).

Photos © NRFA / UKCEH & the measuring authority — shown at web resolution. Full gallery on the NRFA ↗

About this gauge

The station is located on Marston Meysey Brook, in the upper River Thames catchment.

More detail

The catchment

The Marston Meysey Brook rises in the Great Oolite Series (pervious) but is predominantly impervious (Oxford Clay). Rural.

The station

Flat V weir (1:10 cross-slope, 3.0m broad).

Flow regime

Intermittent flow. Runoff reduced by gw abstractions, also occasional direct augmentation from gw (e.g. during pumping tests throughout Aug 1983).

The flow record

Some high flows are estimated or omitted.

Descriptions from the National River Flow Archive (UKCEH). NRFA station record ↗

Gauge Details

How this gauging station is built and how long it has measured (NRFA / UKCEH).

Gauge type
Flat-V weir
Operating since
1980
Station datum
75.9 mAOD
Flow record
2001–2024 · 23 yrs · 96% complete
Hydrometric area
39
Measured by
Environment Agency

Frequently asked questions

Is the Marston Meysey Brook at Whetstone Bridge flooding today?

The current level is 0.09m, which is within the typical range of -0.60 to 1.27m. Flooding is unlikely at this level.

Is the river level rising or falling at Whetstone 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 Marston Meysey Brook at Whetstone Bridge?

The typical range at this station is -0.60m to 1.27m, based on Environment Agency historical data. Levels above 1.27m 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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Free live river-level widget — ideal for parish councils, angling clubs and local sites. Updates automatically.

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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 →