Caistor Canal Catchment (trib of Ancholme) sewage map and spill data

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

3
Outlet records: 84
Spills in 2025: 532
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 Caistor Canal Catchment (trib of Ancholme)

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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Caistor STW
Anglian Water · Caistor Canal River Ancholme
Current status unknown
2025 annual record:20spills171.7hours

S Kelsey-North Sp
Anglian Water · The South Kelsey Drain
Current status unknown
2025 annual record:53spills338hours
S Kelsey-South Sp
Anglian Water · Dyke tributary of South Kelsey Catchwater
Current status unknown
2025 annual record:11spills22hours

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
S Kelsey-North Sp
Anglian Water
53spills
2
Caistor STW
Anglian Water
20spills
3
S Kelsey-South Sp
Anglian Water
11spills

Spills over time

The median outlet on Caistor Canal Catchment (trib of Ancholme) recorded 20 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. 3 recorded more spills, 0 fewer and 0 the same. Together they went from 66 to 84 spills, a rise of 27%.

Largest rises from 2024 to 2025

Year	Outlets with a count	Total spills	Median per outlet	England median
2025	3	84	20	11
2024	3	66	9	19
2023	3	52	24	20
2022	2	39	19.5	13
2021	2	156	78	19

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 Caistor Canal Catchment (trib of Ancholme)

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

Caistor STWCaistor Canal River Ancholme · 20 spills in 2025
S Kelsey-North SpThe South Kelsey Drain · 53 spills in 2025
S Kelsey-South SpDyke tributary of South Kelsey Catchwater · 11 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: GB104029061920. The official waterbody record is a source lookup; its classification is not imported here.

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Questions about Caistor Canal Catchment (trib of Ancholme)

Which outlets are linked to Caistor Canal Catchment (trib of Ancholme)?: The source links 3 outlet records to waterbody GB104029061920. The link comes from the annual return; it does not model where a discharge travelled.
How many spills were recorded for Caistor Canal Catchment (trib of Ancholme)?: 3 records report 84 spills in 2025 and 532 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 Caistor Canal Catchment (trib of Ancholme)?: Anglian Water operates every listed outlet. Contact the operator or the official pollution service if you see a problem in the water.
Which outlets on Caistor Canal Catchment (trib of Ancholme) 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 Caistor Canal Catchment (trib of Ancholme)?: Every record with a monitor operation figure shows 90% or more for 2025.
Does this show if Caistor Canal Catchment (trib of Ancholme) is safe?: No. Event duration data does not measure bacteria, chemicals or current water quality. Use official local water-quality advice for that question.