Kenwyn sewage map and spill data

12 storm overflows listed in the 2025 annual return name this water. All are operated by South West Water. Check the latest company report for each outlet below.

12
Outlet records: 178
Spills in 2025: 228
Recorded hours: 12
Linked to a live feed

Annual figures describe the whole of 2025, not today.

Official waterbody record ↗How spills are counted Search the national map

Outlets on Kenwyn

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 12 outlets

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Bosvigo Ln CSO Truro
South West Water · Freshwater(S)
Current status unknown
2025 annual record:8spills95.8hours

Calenick St Repeater Station CSO Truro
South West Water · River Kenwyn via SWS
Current status unknown
2025 annual record:5spills1.6hours
Castle St CSO Truro
South West Water · River Kenwyn(S)
Current status unknown
2025 annual record:0spills0hours
Edward St CSO Truro
South West Water · River Kenwyn(S)
Current status unknown
2025 annual record:57spills31.2hours
Francis St CSO Truro
South West Water · River Kenwyn(S)
Current status unknown
2025 annual record:2spills0.7hours
Hendra Rd CSO Truro
South West Water · River Kenwyn(S)
Current status unknown
2025 annual record:12spills2.4hours
King St CSO Truro
South West Water · River Kenwyn via SWS
Current status unknown
2025 annual record:3spills0.6hours
Lemon Mews CSO Truro
South West Water · River Kenwyn(S)
Current status unknown
2025 annual record:2spills0.3hours
Roberts Ope CSO Truro
South West Water · River Kenwyn[S]
Current status unknown
2025 annual record:38spills56.4hours
St Georges Road CSO Truro
South West Water · River Kenwyn(S)
Current status unknown
2025 annual record:8spills2.1hours

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.

1
Edward St CSO Truro
South West Water
57spills
2
Victoria Square CSO Truro
South West Water
41spills
3
Roberts Ope CSO Truro
South West Water
38spills
4
Hendra Rd CSO Truro
South West Water
12spills
5
Bosvigo Ln CSO Truro
South West Water
8spills

Spills over time

The median outlet on Kenwyn recorded 6.5 spills in 2025, against 11 across England.

11 outlets have a comparable count for both 2024 and 2025, with the monitor working at least 90% of each year. 8 recorded more spills, 2 fewer and 1 the same. Together they went from 113 to 178 spills, a rise of 58%.

Largest rises from 2024 to 2025

Year	Outlets with a count	Total spills	Median per outlet	England median
2025	12	178	6.5	11
2024	12	113	1.5	19
2023	11	94	0	20
2022	12	110	0	13
2021	12	275	4	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 Kenwyn

12 outlet records in alphabetical order. Each link opens the outlet page with its latest report and annual history.

Bosvigo Ln CSO TruroFreshwater(S) · 8 spills in 2025
Calenick St Repeater Station CSO TruroRiver Kenwyn via SWS · 5 spills in 2025
Castle St CSO TruroRiver Kenwyn(S) · 0 spills in 2025
Edward St CSO TruroRiver Kenwyn(S) · 57 spills in 2025
Francis St CSO TruroRiver Kenwyn(S) · 2 spills in 2025
Hendra Rd CSO TruroRiver Kenwyn(S) · 12 spills in 2025
King St CSO TruroRiver Kenwyn via SWS · 3 spills in 2025
Lemon Mews CSO TruroRiver Kenwyn(S) · 2 spills in 2025
Roberts Ope CSO TruroRiver Kenwyn[S] · 38 spills in 2025
St Georges Road CSO TruroRiver Kenwyn(S) · 8 spills in 2025
Tabernacle St CSO TruroRiver Kenwyn via SWS · 2 spills in 2025
Victoria Square CSO TruroRiver Kenwyn · 41 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: GB108048002340. The official waterbody record is a source lookup; its classification is not imported here.

All sources How the data works Report pollution

Questions about Kenwyn

Which outlets are linked to Kenwyn?: The source links 12 outlet records to waterbody GB108048002340. The link comes from the annual return; it does not model where a discharge travelled.
How many spills were recorded for Kenwyn?: 12 records report 178 spills in 2025 and 228 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 Kenwyn?: South West Water operates every listed outlet. Contact the operator or the official pollution service if you see a problem in the water.
Which outlets on Kenwyn are linked to a live feed?: 12 of the 12 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 Kenwyn?: Every record with a monitor operation figure shows 90% or more for 2025.
Does this show if Kenwyn is safe?: No. Event duration data does not measure bacteria, chemicals or current water quality. Use official local water-quality advice for that question.