Sewage Map

River Dearne from Cawthorne Dyke to Lundwood STW sewage map and spill data

19 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.

19
Outlet records
467
Spills in 2025
2,283
Recorded hours
19
Linked to a live feed

3 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 River Dearne from Cawthorne Dyke to Lundwood STW

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 19 outlets

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  • Ballotini Works/CSO

    Yorkshire Water · Measborough Dike

    Current status unknown
    2025 annual record:36spills90hours
  • Barnsley Mfi/CSO

    Yorkshire Water · River Dearne

    Current status unknown
    2025 annual record:15spills36.3hours
  • Birk Road/CSO

    Yorkshire Water · Tributary of the River Dearne

    Current status unknown
    2025 annual record:0spills0hours
  • Carr Green/CSO

    Yorkshire Water · Dyke to River Dearne

    Current status unknown
    2025 annual record:33spills107.3hours
  • Darton/STW/3Xdwf Overflow

    Yorkshire Water · River Dearne

    Current status unknown
    2025 annual record:40spills324.5hours
  • Dearne Hall Road/CSO

    Yorkshire Water · River Dearne

    Current status unknown
    2025 annual record:25spills82.5hours
  • Hill Top Farm/CSO

    Yorkshire Water · Ditch to the River Dearne

    Current status unknown
    2025 annual record:0spills0hours
  • Kendray Doncaster Rd/CSO

    Yorkshire Water · River Dearne

    Current status unknown
    2025 annual record:16spills30hours
  • Lambert Road/CSO

    Yorkshire Water · Tributary of the River Dearne

    Current status unknown
    2025 annual record:2spills0.8hours
  • Lambra Road/CSO

    Yorkshire Water · Sough Dyke (Culvert)

    Current status unknown
    2025 annual record:53spills218.3hours

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
    Lundwood/STW

    Yorkshire Water

    71spills
  2. 2
    Lambra Road/CSO

    Yorkshire Water

    53spills
  3. 3
    Darton/STW/3Xdwf Overflow

    Yorkshire Water

    40spills
  4. 4
    Ballotini Works/CSO

    Yorkshire Water

    36spills
  5. 5
    Redbrook Road/CSO

    Yorkshire Water

    35spills

Spills over time

The median outlet on River Dearne from Cawthorne Dyke to Lundwood STW recorded 27 spills in 2025, against 11 across England.

14 outlets have a comparable count for both 2024 and 2025, with the monitor working at least 90% of each year. 4 recorded more spills, 8 fewer and 2 the same. Together they went from 486 to 393 spills, a fall of 19%.

Largest rises from 2024 to 2025

YearOutlets with a countTotal spillsMedian per outletEngland median
2025194672711
2024195792719
2023196182520
20221846517.513
2021122642219
202010150718

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 River Dearne from Cawthorne Dyke to Lundwood STW

19 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: GB104027063171. The official waterbody record is a source lookup; its classification is not imported here.

All sourcesHow the data worksReport pollution

Questions about River Dearne from Cawthorne Dyke to Lundwood STW

Which outlets are linked to River Dearne from Cawthorne Dyke to Lundwood STW?
The source links 19 outlet records to waterbody GB104027063171. The link comes from the annual return; it does not model where a discharge travelled.
How many spills were recorded for River Dearne from Cawthorne Dyke to Lundwood STW?
19 records report 467 spills in 2025 and 2,283 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 River Dearne from Cawthorne Dyke to Lundwood STW?
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 River Dearne from Cawthorne Dyke to Lundwood STW are linked to a live feed?
19 of the 19 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 River Dearne from Cawthorne Dyke to Lundwood STW?
3 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 River Dearne from Cawthorne Dyke to Lundwood STW is safe?
No. Event duration data does not measure bacteria, chemicals or current water quality. Use official local water-quality advice for that question.