Sewage Map

Platt Lane CSO, United Utilities (016941067 · A1 · UUP01553)

Storm overflow operated by United Utilities. The source names Platt Brook via SWS as the receiving water.

1
Spills in 2025
4.4
Recorded hours
60.6%
Monitor operation
2
Years listed
Current status unknown

Checking the latest monitor report…

Open official annual data ↗

How it compares in 2025

Platt Lane CSO, United Utilities (016941067 · A1 · UUP01553) recorded 1 spill in 2025. That is more than 15% of the 14,239 overflows in England with a reported figure, and ranks 11,130th nationally. Among United Utilities overflows it ranks 1,851st of 2,270; the median United Utilities overflow recorded 15 spills. On the Platt Brook (Source to Fallowfield Bk) waterbody it ranks 7th of 10.

The monitor worked for 60.6% of 2025, so this count may be low and its rank may understate activity.

GroupRank by spillsMedian spillsMedian hours
This outlet–14.4
England11,130th of 14,2391122.3
United Utilities1,851st of 2,2701529.1
Platt Brook (Source to Fallowfield Bk)7th of 1032.7

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

1202412025
From 2024 to 2025, the reported count went from 1 to 1 spills. Every listed year has the same count. The monitor worked for less than 90% of 2024, 2025, so those counts may be low.Amber bars mark years when the monitor worked for less than 90% of the year.
YearSpillsDurationMonitor operationSource
202514.4 hours60.6%Low coverageOfficial data
202411.5 hours46.3%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
United Utilities
Outlet type
Storm overflow on the sewer network
Permit
016941067
Activity reference
A1
Grid reference
SJ8490094400
Waterbody ID
GB112069061060Official 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 3.4 km south of the Manchester 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 Platt Lane CSO, United Utilities (016941067 · A1 · UUP01553)

Who operates Platt Lane CSO, United Utilities (016941067 · A1 · UUP01553)?
United Utilities is the operator named in the annual record. The permit reference is 016941067.
Where does Platt Lane CSO, United Utilities (016941067 · A1 · UUP01553) discharge?
The source names Platt Brook via SWS as the receiving water. This does not show how far a discharge travelled.
How many times did Platt Lane CSO, United Utilities (016941067 · A1 · UUP01553) spill in 2025?
The 2025 return records 1 counted spill events and 4.4 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 60.6% of the reporting period. Below 90%, some events can be missed, so the count and hours may understate activity.
Is Platt Lane CSO, United Utilities (016941067 · A1 · UUP01553) 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 Platt Lane CSO, United Utilities (016941067 · A1 · UUP01553)?
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 Platt Lane CSO, United Utilities (016941067 · A1 · UUP01553) compare with other overflows?
Platt Lane CSO, United Utilities (016941067 · A1 · UUP01553) recorded 1 spill in 2025. That is more than 15% of the 14,239 overflows in England with a reported figure, and ranks 11,130th nationally. Among United Utilities overflows it ranks 1,851st of 2,270; the median United Utilities overflow recorded 15 spills. On the Platt Brook (Source to Fallowfield Bk) waterbody it ranks 7th of 10. 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.