Mottram Rd CSO (449BT)
Storm overflow operated by United Utilities. The source names River Tame as the receiving water.
- 53
- Spills in 2025
- 68.7
- Recorded hours
- 96.6%
- Monitor operation
- 2
- Years listed
The reported spill count was 32 lower than in 2024. This compares event counts, not discharge volume.
We do not have a live report for this outlet. Its annual spill records are shown below.
How it compares in 2025
Mottram Rd CSO (449BT) recorded 53 spills in 2025. That is more than 89% of the 14,239 overflows in England with a reported figure, and ranks 1,451st nationally. Among United Utilities overflows it ranks 397th of 2,270; the median United Utilities overflow recorded 15 spills. On the Tame (Chew Brook to Swineshaw Brook) waterbody it ranks 5th of 31.
| Group | Rank by spills | Median spills | Median hours |
|---|---|---|---|
| This outlet | – | 53 | 68.7 |
| England | 1,451st of 14,239 | 11 | 22.3 |
| United Utilities | 397th of 2,270 | 15 | 29.1 |
| Tame (Chew Brook to Swineshaw Brook) | 5th of 31 | 7 | 5.4 |
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
| Year | Spills | Duration | Monitor operation | Source |
|---|---|---|---|---|
| 2025 | 53 | 68.7 hours | 96.6% | Official data |
| 2024 | 85 | 87.2 hours | 98.5% | 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
- United Utilities
- Outlet type
- Storm overflow on the sewer network
- Permit
- Permit applied for
- Activity reference
- A1
- Grid reference
- SJ9672198549
- Waterbody ID
- GB112069061111Official 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 0.7 km south-west of the Stalybridge reference point in the ONS built-up areas data.
Area and water pages
- Droylsden area →
- Audenshaw area →
- Chadderton area →
- Failsworth area →
- Denton (Tameside) area →
- Woodhouses area →
- Reddish area →
- Ashton-under-Lyne area →
- Dukinfield area →
- Bredbury and Woodley area →
- Oldham area →
- Hyde (Tameside) area →
- Romiley area →
- Hattersley area →
- Stalybridge area →
- Marple area →
- Marple Bridge area →
- Broadbottom area →
- Mossley area →
- Tame (Chew Brook to Swineshaw Brook) waterbody →
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
- Knowle Street CSOCurrent status unknown
United Utilities · The River Tame
- Corporation Street CSOCurrent status unknown
United Utilities · River Tame
- Trinity Street/Dean Street CSOCurrent status unknown
United Utilities · The River Tame
- Market Street / Trinity Street CSOCurrent status unknown
United Utilities · River Tame
Questions about Mottram Rd CSO (449BT)
- Who operates Mottram Rd CSO (449BT)?
- United Utilities is the operator named in the annual record. The permit reference is Permit applied for.
- Where does Mottram Rd CSO (449BT) discharge?
- The source names River Tame as the receiving water. This does not show how far a discharge travelled.
- How many times did Mottram Rd CSO (449BT) spill in 2025?
- The 2025 return records 53 counted spill events and 68.7 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 96.6% of the reporting period, so the annual figures cover most of the year. They still do not measure discharge volume.
- Is Mottram Rd CSO (449BT) 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 Mottram Rd CSO (449BT)?
- 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 Mottram Rd CSO (449BT) compare with other overflows?
- Mottram Rd CSO (449BT) recorded 53 spills in 2025. That is more than 89% of the 14,239 overflows in England with a reported figure, and ranks 1,451st nationally. Among United Utilities overflows it ranks 397th of 2,270; the median United Utilities overflow recorded 15 spills. On the Tame (Chew Brook to Swineshaw Brook) waterbody it ranks 5th of 31. 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.