Washington STW, Northumbrian Water (245/1244 · 3 · NWL01462)
Storm overflow operated by Northumbrian Water. The source names Wear as the receiving water.
- 13
- Spills in 2025
- 115.5
- Recorded hours
- 99.9%
- Monitor operation
- 2
- Years listed
The reported spill count was 20 lower than in 2024. This compares event counts, not discharge volume.
Checking the latest monitor report…
How it compares in 2025
Washington STW, Northumbrian Water (245/1244 · 3 · NWL01462) recorded 13 spills in 2025. That is more than 53% of the 14,239 overflows in England with a reported figure, and ranks 6,413th nationally. Among Northumbrian Water overflows it ranks 696th of 1,559; the median Northumbrian Water overflow recorded 11 spills. On the Wear waterbody it ranks 14th of 29.
| Group | Rank by spills | Median spills | Median hours |
|---|---|---|---|
| This outlet | – | 13 | 115.5 |
| England | 6,413th of 14,239 | 11 | 22.3 |
| Northumbrian Water | 696th of 1,559 | 11 | 15.6 |
| Wear | 14th of 29 | 12 | 16.6 |
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 | 13 | 115.5 hours | 99.9% | Official data |
| 2024 | 33 | 379.5 hours | 100% | 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
- Northumbrian Water
- Outlet type
- Storm tank at a wastewater treatment works
- Permit
- 245/1244
- Activity reference
- 3
- Grid reference
- NZ3310055530
- Waterbody ID
- GB510302402900Official 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 south-east of the Washington reference point in the ONS built-up areas data.
Area and water pages
- Gateshead area →
- Kibblesworth area →
- Follingsby area →
- Springwell area →
- Birtley area →
- Urpeth area →
- Washington area →
- Pelton and Ouston area →
- Hebburn area →
- Whitehill (County Durham) area →
- Jarrow area →
- Chester-le-Street area →
- Boldon Colliery area →
- Newfield area →
- Great Lumley area →
- Fence Houses area →
- Houghton-le-Spring area →
- Penshaw area →
- East Rainton area →
- West Rainton area →
- Bournmoor area →
- Shiney Row and Penshaw area →
- East Boldon and West Boldon area →
- Hetton-le-Hole area →
- Easington Lane area →
- Wear 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
- Cox Green SPSCurrent status unknown
Northumbrian Water · River Wear (Saline Estuary)
- CSO 200M West Of Walton RoadCurrent status unknown
Northumbrian Water · Wear Tributary
- Washington STWCurrent status unknown
Northumbrian Water · Wear
- Washington Village Cemetry CSOCurrent status unknown
Northumbrian Water · Willows Pond
Questions about Washington STW, Northumbrian Water (245/1244 · 3 · NWL01462)
- Who operates Washington STW, Northumbrian Water (245/1244 · 3 · NWL01462)?
- Northumbrian Water is the operator named in the annual record. The permit reference is 245/1244.
- Where does Washington STW, Northumbrian Water (245/1244 · 3 · NWL01462) discharge?
- The source names Wear as the receiving water. This does not show how far a discharge travelled.
- How many times did Washington STW, Northumbrian Water (245/1244 · 3 · NWL01462) spill in 2025?
- The 2025 return records 13 counted spill events and 115.5 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 99.9% of the reporting period, so the annual figures cover most of the year. They still do not measure discharge volume.
- Is Washington STW, Northumbrian Water (245/1244 · 3 · NWL01462) 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 Washington STW, Northumbrian Water (245/1244 · 3 · NWL01462)?
- 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 Washington STW, Northumbrian Water (245/1244 · 3 · NWL01462) compare with other overflows?
- Washington STW, Northumbrian Water (245/1244 · 3 · NWL01462) recorded 13 spills in 2025. That is more than 53% of the 14,239 overflows in England with a reported figure, and ranks 6,413th nationally. Among Northumbrian Water overflows it ranks 696th of 1,559; the median Northumbrian Water overflow recorded 11 spills. On the Wear waterbody it ranks 14th of 29. 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.