Buckland St Mary STW So Buckland St Mary
Storm overflow operated by South West Water. The source names Tributary to the River Yarty as the receiving water.
- 1
- Spills in 2025
- 2
- Recorded hours
- 100%
- Monitor operation
- 2
- Years listed
Checking the latest monitor report…
How it compares in 2025
Buckland St Mary STW So Buckland St Mary 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 South West Water overflows it ranks 1,135th of 1,357; the median South West Water overflow recorded 21 spills. On the Yarty waterbody it ranks 3rd of 3.
| Group | Rank by spills | Median spills | Median hours |
|---|---|---|---|
| This outlet | – | 1 | 2 |
| England | 11,130th of 14,239 | 11 | 22.3 |
| South West Water | 1,135th of 1,357 | 21 | 39.4 |
| Yarty | 3rd of 3 | 41 | 439.3 |
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
| Year | Spills | Duration | Monitor operation | Source |
|---|---|---|---|---|
| 2025 | 1 | 2 hours | 100% | Official data |
| 2024 | 0 | 0 hours | 84.3%Low coverage | 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
- South West Water
- Outlet type
- Inlet storm overflow at a wastewater treatment works
- Permit
- NRA-SW-2517
- Activity reference
- A1
- Grid reference
- ST26691340
- Waterbody ID
- GB108045015130Official waterbody record ↗
- Location source
- Official annual grid reference
- Location precision
- About 10 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 1.4 km north-east of the Bishopswood 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
- Churchinford STW SSO ChurchinfordCurrent status unknown
South West Water · River Otter
- Yarcombe STW So YarcombeCurrent status unknown
South West Water · (S) Tributary River Yarty
- Taunton Mill Lane Corfe No 2Current status unknown
Wessex Water · Tributary of Broughton Brook
- Meare Green WrantageCurrent status unknown
Wessex Water · Tributary of Sedgemoor Old Rhyne
Questions about Buckland St Mary STW So Buckland St Mary
- Who operates Buckland St Mary STW So Buckland St Mary?
- South West Water is the operator named in the annual record. The permit reference is NRA-SW-2517.
- Where does Buckland St Mary STW So Buckland St Mary discharge?
- The source names Tributary to the River Yarty as the receiving water. This does not show how far a discharge travelled.
- How many times did Buckland St Mary STW So Buckland St Mary spill in 2025?
- The 2025 return records 1 counted spill events and 2 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 Buckland St Mary STW So Buckland St Mary 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 10 metres. It shows the recorded outlet position, not the extent of any discharge.
- What kind of outlet is Buckland St Mary STW So Buckland St Mary?
- 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 Buckland St Mary STW So Buckland St Mary compare with other overflows?
- Buckland St Mary STW So Buckland St Mary 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 South West Water overflows it ranks 1,135th of 1,357; the median South West Water overflow recorded 21 spills. On the Yarty waterbody it ranks 3rd of 3. 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.