Wensum DS Norwich sewage map and spill data
24 storm overflows listed in the 2025 annual return name this water. All are operated by Anglian Water. Check the latest company report for each outlet below.
- 24
- Outlet records
- 239
- Spills in 2025
- 914
- Recorded hours
- 21
- Linked to a live feed
1 records have no usable spill count. 7 records show monitor operation below 90%. Annual figures describe the whole of 2025, not today.
Outlets on Wensum DS Norwich
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 24 outlets
Open full map- King Street Combined Sewer Overflow (Previously Known as Turning Basin CSO)Current status unknown
Anglian Water · The River Wensum
2025 annual record:26spills24.5hours - Norwich - Chalk Hill RdCurrent status unknown
Anglian Water · River Wensum
2025 annual record:2spills0.5hours - Norwich - Gibraltar Gardens Combined Sewer OverflowCurrent status unknown
Anglian Water · The River Wensum
2025 annual record:8spills28.3hours - Norwich - Ketts HillCurrent status unknown
Anglian Water · River Wensum
2025 annual record:35spills50.5hours - Norwich - Oak LaneCurrent status unknown
Anglian Water · The River Wensum
2025 annual record:0spills0hours - Norwich - Prince of Wales Road Combined Sewer OverflowCurrent status unknown
Anglian Water · The River Wensum (Tidal)
2025 annual record:7spills2hours - Norwich - Recorder RoadCurrent status unknown
Anglian Water · The River Wensum
2025 annual record:2spills0.5hours - Norwich - River LaneCurrent status unknown
Anglian Water · River Wensum
2025 annual record:6spills2hours - Norwich - Rosary RoadCurrent status unknown
Anglian Water · River Wensum
2025 annual record:2spills0.5hours - Norwich Angel Road Combined Sewer OverflowCurrent status unknown
Anglian Water · The River Wensum
2025 annual record:7spills0.8hours
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.
- 1Norwich-Fye Bridge (N) SSO70spills
Anglian Water
- 2Norwich - Ketts Hill35spills
Anglian Water
- 326spills
- 4Norwich-King Street SSO #220spills
Anglian Water
- 5Norwich Drayton Road No 3 / Bootbinder Road CSO16spills
Anglian Water · monitor coverage 85.6%, below 90%
Spills over time
The median outlet on Wensum DS Norwich recorded 6 spills in 2025, against 11 across England.
16 outlets have a comparable count for both 2024 and 2025, with the monitor working at least 90% of each year. 6 recorded more spills, 6 fewer and 4 the same. Together they went from 348 to 195 spills, a fall of 44%.
Largest rises from 2024 to 2025
| Year | Outlets with a count | Total spills | Median per outlet | England median |
|---|---|---|---|---|
| 2025 | 23 | 239 | 6 | 11 |
| 2024 | 23 | 437 | 5 | 19 |
| 2023 | 23 | 381 | 7 | 20 |
| 2022 | 18 | 264 | 8 | 13 |
| 2021 | 17 | 311 | 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 Wensum DS Norwich
24 outlet records in alphabetical order. Each link opens the outlet page with its latest report and annual history.
- King Street Combined Sewer Overflow (Previously Known as Turning Basin CSO)The River Wensum · 26 spills in 2025
- Norwich - Chalk Hill RdRiver Wensum · 2 spills in 2025
- Norwich - Gibraltar Gardens Combined Sewer OverflowThe River Wensum · 8 spills in 2025
- Norwich - Ketts HillRiver Wensum · 35 spills in 2025
- Norwich - Oak LaneThe River Wensum · 0 spills in 2025
- Norwich - Prince of Wales Road Combined Sewer OverflowThe River Wensum (Tidal) · 7 spills in 2025
- Norwich - Recorder RoadThe River Wensum · 2 spills in 2025
- Norwich - River LaneRiver Wensum · 6 spills in 2025
- Norwich - Rosary RoadRiver Wensum · 2 spills in 2025
- Norwich Angel Road Combined Sewer OverflowThe River Wensum · 7 spills in 2025
- Norwich Carrow Road Combined Sewer OverflowThe River Wensum · 3 spills in 2025
- Norwich Cedar Road Combined Sewer OverflowThe River Wensum · 11 spills in 2025
- Norwich Dereham Road SSORiver Wensum
- Norwich Drayton Road No 3 / Bootbinder Road CSOThe River Wensum · 16 spills in 2025
- Norwich Lower Close (Ferry Lane) Combined Sewer OverflowThe River Wensum · 11 spills in 2025
- Norwich School Lane/Bedford Street Combined Sewer OverflowThe River Wensum · 4 spills in 2025
- Norwich St.Faiths Lane Combined Sewer OverflowThe River Wensum · 6 spills in 2025
- Norwich-Barrack Street SSORiver Wensum · 3 spills in 2025
- Norwich-Elm Hill SSORiver Wensum · 0 spills in 2025
- Norwich-Fye Bridge (N) SSOWensum DS Norwich · 70 spills in 2025
- Norwich-King Street SSO #2River Wensum · 20 spills in 2025
- Norwich-New Mills SSORiver Wensum · 0 spills in 2025
- Norwich, Cow Tower O/F SSORiver Wensum · 0 spills in 2025
- Wensum Valley-Lusher Rise SSOWensum DS Norwich · 0 spills 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: GB105034055882. The official waterbody record is a source lookup; its classification is not imported here.
Questions about Wensum DS Norwich
- Which outlets are linked to Wensum DS Norwich?
- The source links 24 outlet records to waterbody GB105034055882. The link comes from the annual return; it does not model where a discharge travelled.
- How many spills were recorded for Wensum DS Norwich?
- 23 records report 239 spills in 2025 and 914 recorded hours. 1 records have no 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 Wensum DS Norwich?
- Anglian Water operates every listed outlet. Contact the operator or the official pollution service if you see a problem in the water.
- Which outlets on Wensum DS Norwich are linked to a live feed?
- 21 of the 24 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 Wensum DS Norwich?
- 7 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 Wensum DS Norwich is safe?
- No. Event duration data does not measure bacteria, chemicals or current water quality. Use official local water-quality advice for that question.