Sewage Map

Howdon STW, Northumbrian Water (235/1695 · 3 & 5 · NWL00714)

Storm overflow operated by Northumbrian Water. The source names River Tyne Saline Estuary as the receiving water.

120
Spills in 2025
1,238
Recorded hours
100%
Monitor operation
2
Years listed

The reported spill count was 94 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

Howdon STW, Northumbrian Water (235/1695 · 3 & 5 · NWL00714) recorded 120 spills in 2025. That is more than 99% of the 14,239 overflows in England with a reported figure, and ranks 122nd nationally. Among Northumbrian Water overflows it ranks 4th of 1,559; the median Northumbrian Water overflow recorded 11 spills. On the Tyne waterbody it ranks 2nd of 177.

GroupRank by spillsMedian spillsMedian hours
This outlet–1201,238
England122nd of 14,2391122.3
Northumbrian Water4th of 1,5591115.6
Tyne2nd of 1771411.2

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

21420241202025
From 2024 to 2025, the reported count went from 214 to 120 spills. The highest count was 214 in 2024 and the lowest was 120 in 2025.
YearSpillsDurationMonitor operationSource
20251201,238 hours100%Official data
20242142,523.3 hours99.2%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
Inlet storm overflow at a wastewater treatment works
Permit
235/1695
Activity reference
3 & 5
Grid reference
NZ3370066130
Waterbody ID
GB510302310200Official 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 2 km north of the Jarrow 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.

Open official source ↗

Other outlet records nearby

  • Howdon STW

    Northumbrian Water · River Tyne Saline Estuary

    Current status unknown
  • Howdon STW

    Northumbrian Water · River Tyne Saline Estuary

    Current status unknown
  • Howdon STW

    Northumbrian Water · River Tyne Saline Estuary

    Current status unknown
  • Tyne View Terrace PS

    Northumbrian Water · River Tyne

    Current status unknown

Questions about Howdon STW, Northumbrian Water (235/1695 · 3 & 5 · NWL00714)

Who operates Howdon STW, Northumbrian Water (235/1695 · 3 & 5 · NWL00714)?
Northumbrian Water is the operator named in the annual record. The permit reference is 235/1695.
Where does Howdon STW, Northumbrian Water (235/1695 · 3 & 5 · NWL00714) discharge?
The source names River Tyne Saline Estuary as the receiving water. This does not show how far a discharge travelled.
How many times did Howdon STW, Northumbrian Water (235/1695 · 3 & 5 · NWL00714) spill in 2025?
The 2025 return records 120 counted spill events and 1,238 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 Howdon STW, Northumbrian Water (235/1695 · 3 & 5 · NWL00714) 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 Howdon STW, Northumbrian Water (235/1695 · 3 & 5 · NWL00714)?
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 Howdon STW, Northumbrian Water (235/1695 · 3 & 5 · NWL00714) compare with other overflows?
Howdon STW, Northumbrian Water (235/1695 · 3 & 5 · NWL00714) recorded 120 spills in 2025. That is more than 99% of the 14,239 overflows in England with a reported figure, and ranks 122nd nationally. Among Northumbrian Water overflows it ranks 4th of 1,559; the median Northumbrian Water overflow recorded 11 spills. On the Tyne waterbody it ranks 2nd of 177. 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.