Sewage Map

Etal Sewage Treatment Works

Storm overflow operated by Northumbrian Water. The source names River Till as the receiving water.

88
Spills in 2025
164.7
Recorded hours
95.6%
Monitor operation
5
Years listed
Current status unknown

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How it compares in 2025

Etal Sewage Treatment Works recorded 88 spills in 2025. That is more than 97% of the 14,239 overflows in England with a reported figure, and ranks 380th nationally. Among Northumbrian Water overflows it ranks 19th of 1,559; the median Northumbrian Water overflow recorded 11 spills. On the Till from Glen to River Tweed waterbody it ranks 1st of 4.

GroupRank by spillsMedian spillsMedian hours
This outlet–88164.7
England380th of 14,2391122.3
Northumbrian Water19th of 1,5591115.6
Till from Glen to River Tweed1st of 452.589.4

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

382021620221142023382024882025
From 2021 to 2025, the reported count went from 38 to 88 spills. The highest count was 114 in 2023 and the lowest was 6 in 2022. The monitor worked for less than 90% of 2021, 2024, so those counts may be low.Amber bars mark years when the monitor worked for less than 90% of the year.
YearSpillsDurationMonitor operationSource
202588164.7 hours95.6%Official data
202438257 hours60.6%Low coverageOfficial data
2023114718.2 hours93.8%Official data
202260.5 hours94.9%Official data
20213890.3 hours85.1%Low coverageOfficial 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
210/0899
Activity reference
A2
Grid reference
NT9260839534
Waterbody ID
GB102021073050Official 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 6.4 km east of the Cornhill on Tweed 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 Etal Sewage Treatment Works

Who operates Etal Sewage Treatment Works?
Northumbrian Water is the operator named in the annual record. The permit reference is 210/0899.
Where does Etal Sewage Treatment Works discharge?
The source names River Till as the receiving water. This does not show how far a discharge travelled.
How many times did Etal Sewage Treatment Works spill in 2025?
The 2025 return records 88 counted spill events and 164.7 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 95.6% of the reporting period, so the annual figures cover most of the year. They still do not measure discharge volume.
Is Etal Sewage Treatment Works 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 Etal Sewage Treatment Works?
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 Etal Sewage Treatment Works compare with other overflows?
Etal Sewage Treatment Works recorded 88 spills in 2025. That is more than 97% of the 14,239 overflows in England with a reported figure, and ranks 380th nationally. Among Northumbrian Water overflows it ranks 19th of 1,559; the median Northumbrian Water overflow recorded 11 spills. On the Till from Glen to River Tweed waterbody it ranks 1st of 4. 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.