Sewage Map

Manfield Sewage Disposal Works SSO, Northumbrian Water (252/E/0279 · 1 · NWL00844)

Storm overflow operated by Northumbrian Water. The source names Tees, Ditch to as the receiving water.

45
Spills in 2025
67.9
Recorded hours
98.8%
Monitor operation
2
Years listed

The reported spill count was 11 lower than in 2024. This compares event counts, not discharge volume.

Current status unknown

Checking the latest monitor report…

Open official annual data ↗

How it compares in 2025

Manfield Sewage Disposal Works SSO, Northumbrian Water (252/E/0279 · 1 · NWL00844) recorded 45 spills in 2025. That is more than 85% of the 14,239 overflows in England with a reported figure, and ranks 1,994th nationally. Among Northumbrian Water overflows it ranks 152nd of 1,559; the median Northumbrian Water overflow recorded 11 spills. On the Tees from River Greta to River Skerne waterbody it ranks 1st of 12.

GroupRank by spillsMedian spillsMedian hours
This outlet–4567.9
England1,994th of 14,2391122.3
Northumbrian Water152nd of 1,5591115.6
Tees from River Greta to River Skerne1st of 1215.532.8

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

562024452025
From 2024 to 2025, the reported count went from 56 to 45 spills. The highest count was 56 in 2024 and the lowest was 45 in 2025.
YearSpillsDurationMonitor operationSource
20254567.9 hours98.8%Official data
20245697.5 hours96.9%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
Northumbrian Water
Outlet type
Storm overflow on the sewer network
Permit
252/E/0279
Activity reference
1
Grid reference
NZ2250013600
Waterbody ID
GB103025072190Official 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 “SO on sewer network”: storm overflow on the sewer network. The return places this overflow on the sewer 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 1.9 km south-west of the Merrybent 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 Manfield Sewage Disposal Works SSO, Northumbrian Water (252/E/0279 · 1 · NWL00844)

Who operates Manfield Sewage Disposal Works SSO, Northumbrian Water (252/E/0279 · 1 · NWL00844)?
Northumbrian Water is the operator named in the annual record. The permit reference is 252/E/0279.
Where does Manfield Sewage Disposal Works SSO, Northumbrian Water (252/E/0279 · 1 · NWL00844) discharge?
The source names Tees, Ditch to as the receiving water. This does not show how far a discharge travelled.
How many times did Manfield Sewage Disposal Works SSO, Northumbrian Water (252/E/0279 · 1 · NWL00844) spill in 2025?
The 2025 return records 45 counted spill events and 67.9 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 98.8% of the reporting period, so the annual figures cover most of the year. They still do not measure discharge volume.
Is Manfield Sewage Disposal Works SSO, Northumbrian Water (252/E/0279 · 1 · NWL00844) 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 Manfield Sewage Disposal Works SSO, Northumbrian Water (252/E/0279 · 1 · NWL00844)?
The annual return lists the asset type as “SO on sewer network”, which means storm overflow on the sewer network. The return places this overflow on the sewer network.
How does Manfield Sewage Disposal Works SSO, Northumbrian Water (252/E/0279 · 1 · NWL00844) compare with other overflows?
Manfield Sewage Disposal Works SSO, Northumbrian Water (252/E/0279 · 1 · NWL00844) recorded 45 spills in 2025. That is more than 85% of the 14,239 overflows in England with a reported figure, and ranks 1,994th nationally. Among Northumbrian Water overflows it ranks 152nd of 1,559; the median Northumbrian Water overflow recorded 11 spills. On the Tees from River Greta to River Skerne waterbody it ranks 1st of 12. 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.