Sewage Map

Itchen - source to conf with R Stowe sewage map and spill data

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

3
Outlet records
75
Spills in 2025
907
Recorded hours
2
Linked to a live feed

1 records have no usable spill count. 1 records show monitor operation below 90%. Annual figures describe the whole of 2025, not today.

Official waterbody record ↗How spills are countedSearch the national map

Outlets on Itchen - source to conf with R Stowe

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 3 of 3 outlets

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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. 1
    Fenny Compton STW (SSTO)

    Severn Trent Water · monitor coverage 79%, below 90%

    70spills
  2. 2
    Harbury - Deppers Bridge (CSO)

    Severn Trent Water

    5spills

Spills over time

The median outlet on Itchen - source to conf with R Stowe recorded 37.5 spills in 2025, against 11 across England.

1 outlet has a comparable count for both 2024 and 2025, with the monitor working at least 90% of each year. 0 recorded more spills, 1 fewer and 0 the same. Together it went from 12 to 5 spills, a fall of 58%.

YearOutlets with a countTotal spillsMedian per outletEngland median
202527537.511
2024226213119

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 Itchen - source to conf with R Stowe

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

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: GB109054044070. The official waterbody record is a source lookup; its classification is not imported here.

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Questions about Itchen - source to conf with R Stowe

Which outlets are linked to Itchen - source to conf with R Stowe?
The source links 3 outlet records to waterbody GB109054044070. The link comes from the annual return; it does not model where a discharge travelled.
How many spills were recorded for Itchen - source to conf with R Stowe?
2 records report 75 spills in 2025 and 907 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 Itchen - source to conf with R Stowe?
Severn Trent Water operates every listed outlet. Contact the operator or the official pollution service if you see a problem in the water.
Which outlets on Itchen - source to conf with R Stowe are linked to a live feed?
2 of the 3 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 Itchen - source to conf with R Stowe?
1 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 Itchen - source to conf with R Stowe is safe?
No. Event duration data does not measure bacteria, chemicals or current water quality. Use official local water-quality advice for that question.