Cawthorne Dyke from Source to Silkstone Beck sewage map and spill data

3 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.

3
Outlet records: 82
Spills in 2025: 684
Recorded hours: 3
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 Cawthorne Dyke from Source to Silkstone Beck

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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Cawthorne/STW/3Xdwf Overflow
Yorkshire Water · Tanyard Beck
Current status unknown
2025 annual record:47spills507.5hours

Clay Hall/CSO
Yorkshire Water · Unnamed Tributary of Cawthorne Dike
Current status unknown
2025 annual record:1spill0.3hours
Tivydale Road/CSO
Yorkshire Water · Tanyard Beck
Current status unknown
2025 annual record:34spills176hours

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
Cawthorne/STW/3Xdwf Overflow
Yorkshire Water
47spills
2
Tivydale Road/CSO
Yorkshire Water
34spills
3
Clay Hall/CSO
Yorkshire Water
1spills

Spills over time

The median outlet on Cawthorne Dyke from Source to Silkstone Beck recorded 34 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. 1 recorded more spills, 1 fewer and 1 the same. Together they went from 155 to 82 spills, a fall of 47%.

Largest rises from 2024 to 2025

Tivydale Road/CSO21 → 34

Year	Outlets with a count	Total spills	Median per outlet	England median
2025	3	82	34	11
2024	3	155	21	19
2023	3	151	4	20
2022	3	14	3	13
2021	2	19	9.5	19
2020	2	2	1	18

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 Cawthorne Dyke from Source to Silkstone Beck

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

Cawthorne/STW/3Xdwf OverflowTanyard Beck · 47 spills in 2025
Clay Hall/CSOUnnamed Tributary of Cawthorne Dike · 1 spill in 2025
Tivydale Road/CSOTanyard Beck · 34 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: GB104027063150. The official waterbody record is a source lookup; its classification is not imported here.

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Questions about Cawthorne Dyke from Source to Silkstone Beck

Which outlets are linked to Cawthorne Dyke from Source to Silkstone Beck?: The source links 3 outlet records to waterbody GB104027063150. The link comes from the annual return; it does not model where a discharge travelled.
How many spills were recorded for Cawthorne Dyke from Source to Silkstone Beck?: 3 records report 82 spills in 2025 and 684 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 Cawthorne Dyke from Source to Silkstone Beck?: 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 Cawthorne Dyke from Source to Silkstone Beck are linked to a live feed?: 3 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 Cawthorne Dyke from Source to Silkstone Beck?: Every record with a monitor operation figure shows 90% or more for 2025.
Does this show if Cawthorne Dyke from Source to Silkstone Beck is safe?: No. Event duration data does not measure bacteria, chemicals or current water quality. Use official local water-quality advice for that question.