Sewage Map

Ferriby High Rd/CSO

Storm overflow operated by Yorkshire Water. The source names River Humber as the receiving water.

9
Spills in 2025
67.5
Recorded hours
100%
Monitor operation
6
Years listed

The reported spill count was 39 lower than in 2024. This compares event counts, not discharge volume.

Current status unknown

Checking the latest monitor report…

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How it compares in 2025

Ferriby High Rd/CSO recorded 9 spills in 2025. That is more than 45% of the 14,239 overflows in England with a reported figure, and ranks 7,492nd nationally. Among Yorkshire Water overflows it ranks 1,317th of 2,176; the median Yorkshire Water overflow recorded 16 spills. On the Humber Middle waterbody it ranks 9th of 9.

GroupRank by spillsMedian spillsMedian hours
This outlet–967.5
England7,492nd of 14,2391122.3
Yorkshire Water1,317th of 2,1761637.8
Humber Middle9th of 953308.3

Rank 1 has the most spills. Equal counts share a rank. Only overflows with a reported count are ranked. Counts do not measure volume, so a higher rank does not mean more sewage.

Annual spill history

52202070202154202264202348202492025
From 2020 to 2025, the reported count went from 52 to 9 spills. The highest count was 70 in 2021 and the lowest was 9 in 2025.
YearSpillsDurationMonitor operationSource
2025967.5 hours100%Official data
202448112.7 hours100%Official data
202364110.5 hours100%Official data
20225481 hours99.6%Official data
202170143.8 hours99.8%Official data
20205292 hours100%Official data

A missing figure means the source did not provide a usable value. A zero is shown as zero. Monitor operation below 90% can make comparison less reliable.

Outlet details

Water company
Yorkshire Water
Outlet type
Storm discharge at a pumping station
Permit
WRA8007
Activity reference
A2
Grid reference
TA0046225542
Waterbody ID
GB530402609202Official waterbody record ↗
Location source
Official annual grid reference
Location precision
About 1 metres
Location note
Unknown

About the name and type

The annual return lists this asset as “Storm discharge at pumping station”: storm discharge at a pumping station. The overflow is at a pumping station that moves sewage through the network.

The waterbody link opens the Environment Agency record for the exact ID in the return. It is a source lookup; we do not import its classification.

Where it is

The recorded position is about 1.7 km east of the North Ferriby reference point in the ONS built-up areas data.

Area and water pages

Check the official record

Public access to this outlet is unknown. Do not enter restricted land or use this page as a route guide.

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Other outlet records nearby

Questions about Ferriby High Rd/CSO

Who operates Ferriby High Rd/CSO?
Yorkshire Water is the operator named in the annual record. The permit reference is WRA8007.
Where does Ferriby High Rd/CSO discharge?
The source names River Humber as the receiving water. This does not show how far a discharge travelled.
How many times did Ferriby High Rd/CSO spill in 2025?
The 2025 return records 9 counted spill events and 67.5 hours of recorded discharge. Spills are counted with the 12/24-hour method, so this is not a count of every start signal.
Can I trust the 2025 figures for this outlet?
The monitor worked for 100% of the reporting period, so the annual figures cover most of the year. They still do not measure discharge volume.
Is Ferriby High Rd/CSO discharging right now?
This record is linked to a company live feed. The panel above shows the latest report we hold, with its date. That report can be old, and the monitor can be offline, so check the date before relying on it. A report that no discharge is taking place is not a water-quality result.
How accurate is the map marker?
The marker comes from the grid reference in the official annual return, which is accurate to about 1 metres. It shows the recorded outlet position, not the extent of any discharge.
What kind of outlet is Ferriby High Rd/CSO?
The annual return lists the asset type as “Storm discharge at pumping station”, which means storm discharge at a pumping station. The overflow is at a pumping station that moves sewage through the network.
How does Ferriby High Rd/CSO compare with other overflows?
Ferriby High Rd/CSO recorded 9 spills in 2025. That is more than 45% of the 14,239 overflows in England with a reported figure, and ranks 7,492nd nationally. Among Yorkshire Water overflows it ranks 1,317th of 2,176; the median Yorkshire Water overflow recorded 16 spills. On the Humber Middle waterbody it ranks 9th of 9. Ranks compare counted spill events only. They do not compare volume or harm.
Does zero spills mean the water was safe?
No. A zero means the annual return recorded zero counted spill events for this outlet and year. It is not a water-quality test, and pollution can come from other sources.