Skerne from Demons Beck to Tees sewage map and spill data
28 storm overflows listed in the 2025 annual return name this water. All are operated by Northumbrian Water. Check the latest company report for each outlet below.
- 28
- Outlet records
- 222
- Spills in 2025
- 708
- Recorded hours
- 28
- Linked to a live feed
5 records show monitor operation below 90%. Annual figures describe the whole of 2025, not today.
Outlets on Skerne from Demons Beck to Tees
Filter by the latest company report. The map follows the filters.
Filters apply to the map and list. Recent stops need a current report and a recorded stop time. They do not show whether water is safe.
Showing 10 of 28 outlets
Open full map- Askrigg Street Combined Sewer OverfCurrent status unknown
Northumbrian Water · River Skerne
2025 annual record:0spills0hours - Aycliffe Sewage Treatment WorksCurrent status unknown
Northumbrian Water · Demons Beck
2025 annual record:9spills87hours - Aycliffe Sewage Treatment WorksCurrent status unknown
Northumbrian Water · Demons Beck
2025 annual record:11spills137.8hours - Beaumont Hill SSOCurrent status unknown
Northumbrian Water · Unnamed Tributary of Skerne
2025 annual record:21spills39.4hours - CSO At Woodland RoadCurrent status unknown
Northumbrian Water · Cocker Beck
2025 annual record:0spills0hours - CSO Yarm Road Dl18Current status unknown
Northumbrian Water · River Skerne
2025 annual record:4spills0.8hours - Darlington Crown Street No 34 CSOCurrent status unknown
Northumbrian Water · River Skerne
2025 annual record:11spills30hours - Dene Grove CSOCurrent status unknown
Northumbrian Water · Cocker Beck
2025 annual record:4spills7.1hours - Easson Road/Dodds Street CSOCurrent status unknown
Northumbrian Water · River Skerne
2025 annual record:3spills0.6hours - Forster Street/Easson Road CSOCurrent status unknown
Northumbrian Water · River Skerne
2025 annual record:0spills0hours
No outlets match these filters.
Most recorded spills in 2025
The highest 2025 counts among these outlets. A count is events, not volume or harm. Equal counts share a rank.
- 1South Park CSO Dl03530spills
Northumbrian Water · monitor coverage 87.8%, below 90%
- 2Neasham Road CSO (Y5)29spills
Northumbrian Water
- 3Sadberge Sewage Treatment Works25spills
Northumbrian Water
- 4Beaumont Hill SSO21spills
Northumbrian Water
- 5Whessoe SPS12spills
Northumbrian Water
Spills over time
The median outlet on Skerne from Demons Beck to Tees recorded 4 spills in 2025, against 11 across England.
21 outlets have a comparable count for both 2024 and 2025, with the monitor working at least 90% of each year. 7 recorded more spills, 11 fewer and 3 the same. Together they went from 241 to 174 spills, a fall of 28%.
Largest rises from 2024 to 2025
| Year | Outlets with a count | Total spills | Median per outlet | England median |
|---|---|---|---|---|
| 2025 | 28 | 222 | 4 | 11 |
| 2024 | 28 | 294 | 4 | 19 |
| 2023 | 2 | 19 | 9.5 | 20 |
| 2022 | 2 | 27 | 13.5 | 13 |
| 2021 | 2 | 12 | 6 | 19 |
Earlier returns list fewer of these outlets, so totals are not comparable between years. The median per outlet and the like-for-like change are fairer comparisons. Counts are events, not volume.
All outlet records on Skerne from Demons Beck to Tees
28 outlet records in alphabetical order. Each link opens the outlet page with its latest report and annual history.
- Askrigg Street Combined Sewer OverfRiver Skerne · 0 spills in 2025
- Aycliffe Sewage Treatment WorksDemons Beck · 9 spills in 2025
- Aycliffe Sewage Treatment WorksDemons Beck · 11 spills in 2025
- Beaumont Hill SSOUnnamed Tributary of Skerne · 21 spills in 2025
- CSO At Woodland RoadCocker Beck · 0 spills in 2025
- CSO Yarm Road Dl18River Skerne · 4 spills in 2025
- Darlington Crown Street No 34 CSORiver Skerne · 11 spills in 2025
- Dene Grove CSOCocker Beck · 4 spills in 2025
- Easson Road/Dodds Street CSORiver Skerne · 3 spills in 2025
- Forster Street/Easson Road CSORiver Skerne · 0 spills in 2025
- Gladstone Street (G1)Skerne · 5 spills in 2025
- Harrowgate Hill Sewage PSSkerne, Tributary of · 9 spills in 2025
- Heighington CSODene Beck (Skerne Catchment) · 2 spills in 2025
- Mayfair Road CSORiver Tees · 3 spills in 2025
- Neasham Road (Y4) CSORiver Skerne · 3 spills in 2025
- Neasham Road CSO (Y5)River Skerne · 29 spills in 2025
- Rear Forster St/Easson Road CSORiver Skerne · 2 spills in 2025
- Rear Of Well House Farm CSOCarcut Beck · 9 spills in 2025
- Sadberge Sewage Treatment WorksCarcut Beck (Skerne Catchment) · 25 spills in 2025
- South Park CSO Dl035River Skerne · 30 spills in 2025
- South Park East CSOSkerne · 3 spills in 2025
- Spring Court CSO Dl006West Beck · 4 spills in 2025
- Victoria Embankment - Polam LaneRiver Skerne · 11 spills in 2025
- Victoria Road SPSRiver Skerne · 2 spills in 2025
- Whessoe SPSTributary of the River Skerne · 12 spills in 2025
- Yarm Road CSO (Y2)River Skerne · 6 spills in 2025
- Yarm Road CSO (Y3)River Skerne · 3 spills in 2025
- Yarm Road CSO (Y6)River Skerne · 1 spill in 2025
Sources and dates
Outlet locations, waterbody links and spill figures come from the Environment Agency 2025 event duration monitoring annual return. The latest company reports come from each operator’s live feed and carry their own dates. Waterbody ID: GB103025072596. The official waterbody record is a source lookup; its classification is not imported here.
Questions about Skerne from Demons Beck to Tees
- Which outlets are linked to Skerne from Demons Beck to Tees?
- The source links 28 outlet records to waterbody GB103025072596. The link comes from the annual return; it does not model where a discharge travelled.
- How many spills were recorded for Skerne from Demons Beck to Tees?
- 28 records report 222 spills in 2025 and 708 recorded hours. All listed records have a usable count. Outlets can discharge at the same time, so the hours are not the time the whole water was affected.
- Who is responsible for the outlets on Skerne from Demons Beck to Tees?
- Northumbrian Water operates every listed outlet. Contact the operator or the official pollution service if you see a problem in the water.
- Which outlets on Skerne from Demons Beck to Tees are linked to a live feed?
- 28 of the 28 records are matched to a monitor in a company live feed. A link does not mean the monitor is working now. Use the status filters above to see the latest report for each outlet, with its date. The rest show annual figures only.
- How complete is the monitoring for Skerne from Demons Beck to Tees?
- 5 of the listed records have monitor operation below 90% for 2025. Events can be missed when a monitor is not working, so low counts from those outlets may understate activity.
- Does this show if Skerne from Demons Beck to Tees is safe?
- No. Event duration data does not measure bacteria, chemicals or current water quality. Use official local water-quality advice for that question.