Stock Beck sewage map and spill data

6 storm overflows listed in the 2025 annual return name this water. 2 companies operate them. Check the latest company report for each outlet below.

6
Outlet records: 71
Spills in 2025: 273
Recorded hours: 6
Linked to a live feed

Annual figures describe the whole of 2025, not today.

Water companies on this water

Official waterbody record ↗How spills are counted Search the national map

Outlets on Stock 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 6 of 6 outlets

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BARNOLDSWICK WwTW
United Utilities · Stock Beck
Current status unknown
2025 annual record:23spills133.7hours

Calf Hall Road CSO
United Utilities · Calf Hall Beck
Current status unknown
2025 annual record:7spills1.9hours
Cornmill Cottages CSO
United Utilities · Butts Beck
Current status unknown
2025 annual record:0spills0hours
Dam Head Bridge CSO
United Utilities · Butts Beck
Current status unknown
2025 annual record:10spills4.3hours
Marton Hall Farm/SPS
Yorkshire Water · Culverted Tributary of Bedlam Dyke
Current status unknown
2025 annual record:26spills131.8hours
Near Butts Beck Footpath CSO
United Utilities · Butts Beck
Current status unknown
2025 annual record:5spills1.6hours

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
Marton Hall Farm/SPS
Yorkshire Water
26spills
2
BARNOLDSWICK WwTW
United Utilities
23spills
3
Dam Head Bridge CSO
United Utilities
10spills
4
Calf Hall Road CSO
United Utilities
7spills
5
Near Butts Beck Footpath CSO
United Utilities
5spills

Spills over time

The median outlet on Stock Beck recorded 8.5 spills in 2025, against 11 across England.

6 outlets have a comparable count for both 2024 and 2025, with the monitor working at least 90% of each year. 2 recorded more spills, 4 fewer and 0 the same. Together they went from 90 to 71 spills, a fall of 21%.

Largest rises from 2024 to 2025

Calf Hall Road CSO5 → 7
Dam Head Bridge CSO8 → 10

Year	Outlets with a count	Total spills	Median per outlet	England median
2025	6	71	8.5	11
2024	6	90	11.5	19
2023	1	52	52	20
2022	1	33	33	13
2021	1	25	25	19
2020	1	37	37	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 Stock Beck

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

BARNOLDSWICK WwTWStock Beck · 23 spills in 2025
Calf Hall Road CSOCalf Hall Beck · 7 spills in 2025
Cornmill Cottages CSOButts Beck · 0 spills in 2025
Dam Head Bridge CSOButts Beck · 10 spills in 2025
Marton Hall Farm/SPSCulverted Tributary of Bedlam Dyke · 26 spills in 2025
Near Butts Beck Footpath CSOButts Beck · 5 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: GB112071065540. The official waterbody record is a source lookup; its classification is not imported here.

All sources How the data works Report pollution

Questions about Stock Beck

Which outlets are linked to Stock Beck?: The source links 6 outlet records to waterbody GB112071065540. The link comes from the annual return; it does not model where a discharge travelled.
How many spills were recorded for Stock Beck?: 6 records report 71 spills in 2025 and 273 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 Stock Beck?: 2 companies operate listed outlets: United Utilities, Yorkshire Water. Each outlet page names its operator and permit reference.
Which outlets on Stock Beck are linked to a live feed?: 6 of the 6 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 Stock Beck?: Every record with a monitor operation figure shows 90% or more for 2025.
Does this show if Stock 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.