Sewage Map

Avon (DevonTidal) and Sth Hams - Frogmore sewage map and spill data

4 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.

4
Outlet records
105
Spills in 2025
607
Recorded hours
4
Linked to a live feed

Annual figures describe the whole of 2025, not today.

Official waterbody record ↗How spills are countedSearch the national map

Outlets on Avon (DevonTidal) and Sth Hams - Frogmore

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 4 of 4 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
    Sherford STW So Sherford

    South West Water

    50spills
  2. 2
    Chillington STW SSO Chillington

    South West Water

    28spills
  3. 3
    Meadowside Chillington CSO

    South West Water

    25spills
  4. 4
    Chillington SPS Pscsoeo Chillington

    South West Water

    2spills

Spills over time

The median outlet on Avon (DevonTidal) and Sth Hams - Frogmore recorded 26.5 spills in 2025, against 11 across England.

4 outlets have a comparable count for both 2024 and 2025, with the monitor working at least 90% of each year. 1 recorded more spills, 2 fewer and 1 the same. Together they went from 164 to 105 spills, a fall of 36%.

Largest rises from 2024 to 2025

YearOutlets with a countTotal spillsMedian per outletEngland median
2025410526.511
202441643319
202342819.520
202242264.513
202132482219

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 Avon (DevonTidal) and Sth Hams - Frogmore

4 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: GB108046004760. The official waterbody record is a source lookup; its classification is not imported here.

All sourcesHow the data worksReport pollution

Questions about Avon (DevonTidal) and Sth Hams - Frogmore

Which outlets are linked to Avon (DevonTidal) and Sth Hams - Frogmore?
The source links 4 outlet records to waterbody GB108046004760. The link comes from the annual return; it does not model where a discharge travelled.
How many spills were recorded for Avon (DevonTidal) and Sth Hams - Frogmore?
4 records report 105 spills in 2025 and 607 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 Avon (DevonTidal) and Sth Hams - Frogmore?
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 Avon (DevonTidal) and Sth Hams - Frogmore are linked to a live feed?
4 of the 4 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 Avon (DevonTidal) and Sth Hams - Frogmore?
Every record with a monitor operation figure shows 90% or more for 2025.
Does this show if Avon (DevonTidal) and Sth Hams - Frogmore is safe?
No. Event duration data does not measure bacteria, chemicals or current water quality. Use official local water-quality advice for that question.