Sewage Map

Newland (Nr Coleford), Dŵr Cymru Welsh Water (AS1003301 · A4 · DCW00034)

Storm overflow operated by Dŵr Cymru Welsh Water. The source names Valley Brook as the receiving water.

7
Spills in 2025
13
Recorded hours
96.6%
Monitor operation
4
Years listed

The reported spill count was 10 lower than in 2024. This compares event counts, not discharge volume.

Current status unknown

We do not have a live report for this outlet. Its annual spill records are shown below.

Open official annual data ↗

How it compares in 2025

Newland (Nr Coleford), Dŵr Cymru Welsh Water (AS1003301 · A4 · DCW00034) recorded 7 spills in 2025. That is more than 40% of the 14,239 overflows in England with a reported figure, and ranks 8,130th nationally. Among Dŵr Cymru Welsh Water overflows it ranks 80th of 122; the median Dŵr Cymru Welsh Water overflow recorded 14.5 spills.

GroupRank by spillsMedian spillsMedian hours
This outlet–713
England8,130th of 14,2391122.3
Dŵr Cymru Welsh Water80th of 12214.529.3

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

35202285202317202472025
From 2022 to 2025, the reported count went from 35 to 7 spills. The highest count was 85 in 2023 and the lowest was 7 in 2025.
YearSpillsDurationMonitor operationSource
2025713 hours96.6%Official data
20241748.8 hours97.8%Official data
2023851,675 hours100%Official data
20223531.5 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
Dŵr Cymru Welsh Water
Outlet type
Storm tank at a wastewater treatment works
Permit
AS1003301
Activity reference
A4
Grid reference
SO5511108949
Waterbody ID
GB109055029670Official 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 tank at WwTW”: storm tank at a wastewater treatment works. The overflow comes from storm storage at a treatment 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 2.3 km north-west of the Clearwell 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

Questions about Newland (Nr Coleford), Dŵr Cymru Welsh Water (AS1003301 · A4 · DCW00034)

Who operates Newland (Nr Coleford), Dŵr Cymru Welsh Water (AS1003301 · A4 · DCW00034)?
Dŵr Cymru Welsh Water is the operator named in the annual record. The permit reference is AS1003301.
Where does Newland (Nr Coleford), Dŵr Cymru Welsh Water (AS1003301 · A4 · DCW00034) discharge?
The source names Valley Brook as the receiving water. This does not show how far a discharge travelled.
How many times did Newland (Nr Coleford), Dŵr Cymru Welsh Water (AS1003301 · A4 · DCW00034) spill in 2025?
The 2025 return records 7 counted spill events and 13 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 96.6% of the reporting period, so the annual figures cover most of the year. They still do not measure discharge volume.
Is Newland (Nr Coleford), Dŵr Cymru Welsh Water (AS1003301 · A4 · DCW00034) discharging right now?
This record is not matched to a company live feed, so we cannot show a current report. Only the annual figures are available for this outlet.
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 Newland (Nr Coleford), Dŵr Cymru Welsh Water (AS1003301 · A4 · DCW00034)?
The annual return lists the asset type as “Storm tank at WwTW”, which means storm tank at a wastewater treatment works. The overflow comes from storm storage at a treatment works.
How does Newland (Nr Coleford), Dŵr Cymru Welsh Water (AS1003301 · A4 · DCW00034) compare with other overflows?
Newland (Nr Coleford), Dŵr Cymru Welsh Water (AS1003301 · A4 · DCW00034) recorded 7 spills in 2025. That is more than 40% of the 14,239 overflows in England with a reported figure, and ranks 8,130th nationally. Among Dŵr Cymru Welsh Water overflows it ranks 80th of 122; the median Dŵr Cymru Welsh Water overflow recorded 14.5 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.