Sewage Map

Grimethorpe Dike from Source to River Dearne sewage map and spill data

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

4
Outlet records
60
Spills in 2025
474
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 Grimethorpe Dike from Source to River Dearne

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
    Grimethorpe/STW/3Xdwf Overflow

    Yorkshire Water

    35spills
  2. 2
    Engine Lane/CSO

    Yorkshire Water

    16spills
  3. 3
    Engine Lane/CSO

    Yorkshire Water

    5spills
  4. 4
    Grimethorpe/STW/6Xdwf Overflow

    Yorkshire Water

    4spills

Spills over time

The median outlet on Grimethorpe Dike from Source to River Dearne recorded 10.5 spills in 2025, against 11 across England.

3 outlets have a comparable count for both 2024 and 2025, with the monitor working at least 90% of each year. 0 recorded more spills, 3 fewer and 0 the same. Together they went from 100 to 44 spills, a fall of 56%.

YearOutlets with a countTotal spillsMedian per outletEngland median
202546010.511
202441031919
2023411015.520
20224601.513
202131364119
202024321.518

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 Grimethorpe Dike from Source to River Dearne

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: GB104027063180. The official waterbody record is a source lookup; its classification is not imported here.

All sourcesHow the data worksReport pollution

Questions about Grimethorpe Dike from Source to River Dearne

Which outlets are linked to Grimethorpe Dike from Source to River Dearne?
The source links 4 outlet records to waterbody GB104027063180. The link comes from the annual return; it does not model where a discharge travelled.
How many spills were recorded for Grimethorpe Dike from Source to River Dearne?
4 records report 60 spills in 2025 and 474 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 Grimethorpe Dike from Source to River Dearne?
Yorkshire Water operates every listed outlet. Contact the operator or the official pollution service if you see a problem in the water.
Which outlets on Grimethorpe Dike from Source to River Dearne 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 Grimethorpe Dike from Source to River Dearne?
Every record with a monitor operation figure shows 90% or more for 2025.
Does this show if Grimethorpe Dike from Source to River Dearne is safe?
No. Event duration data does not measure bacteria, chemicals or current water quality. Use official local water-quality advice for that question.