Sewage Map

Shepshed STW 6Dwf (CSO)

Storm overflow operated by Severn Trent Water. The source names Black Brook as the receiving water.

4
Spills in 2025
11
Recorded hours
100%
Monitor operation
6
Years listed

The reported spill count was 3 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

Shepshed STW 6Dwf (CSO) recorded 4 spills in 2025. That is more than 30% of the 14,239 overflows in England with a reported figure, and ranks 9,334th nationally. Among Severn Trent Water overflows it ranks 1,496th of 2,431; the median Severn Trent Water overflow recorded 8 spills.

GroupRank by spillsMedian spillsMedian hours
This outlet–411
England9,334th of 14,2391122.3
Severn Trent Water1,496th of 2,431816.2

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

320203720212720221520237202442025
From 2020 to 2025, the reported count went from 3 to 4 spills. The highest count was 37 in 2021 and the lowest was 3 in 2020. The monitor worked for less than 90% of 2021, 2022, so those counts may be low.Amber bars mark years when the monitor worked for less than 90% of the year.
YearSpillsDurationMonitor operationSource
2025411 hours100%Official data
202474.7 hours100%Official data
20231510.9 hours100%Official data
20222734.6 hours77.7%Low coverageOfficial data
20213744.6 hours56.5%Low coverageOfficial data
202030.6 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
Severn Trent Water
Outlet type
Inlet storm overflow at a wastewater treatment works
Permit
T/57/45608/R
Activity reference
A3
Grid reference
SK4913920795
Waterbody ID
GB104028047100Official 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 “Inlet SO at WwTW”: inlet storm overflow at a wastewater treatment works. The overflow is at the inlet of a treatment works, where wastewater enters the works.

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 1.8 km south-west of the Hathern 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 Shepshed STW 6Dwf (CSO)

Who operates Shepshed STW 6Dwf (CSO)?
Severn Trent Water is the operator named in the annual record. The permit reference is T/57/45608/R.
Where does Shepshed STW 6Dwf (CSO) discharge?
The source names Black Brook as the receiving water. This does not show how far a discharge travelled.
How many times did Shepshed STW 6Dwf (CSO) spill in 2025?
The 2025 return records 4 counted spill events and 11 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 Shepshed STW 6Dwf (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 Shepshed STW 6Dwf (CSO)?
The annual return lists the asset type as “Inlet SO at WwTW”, which means inlet storm overflow at a wastewater treatment works. The overflow is at the inlet of a treatment works, where wastewater enters the works.
How does Shepshed STW 6Dwf (CSO) compare with other overflows?
Shepshed STW 6Dwf (CSO) recorded 4 spills in 2025. That is more than 30% of the 14,239 overflows in England with a reported figure, and ranks 9,334th nationally. Among Severn Trent Water overflows it ranks 1,496th of 2,431; the median Severn Trent Water overflow recorded 8 spills. 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.