Tyelaw Burn Catchment (trib of Coquet) sewage map and spill data

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

4
Outlet records: 103
Spills in 2025: 393
Recorded hours: 4
Linked to a live feed

1 records show monitor operation below 90%. Annual figures describe the whole of 2025, not today.

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

Outlets on Tyelaw Burn Catchment (trib of Coquet)

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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Grange Road CSO (A004)
Northumbrian Water · Tyelaw Burn
Current status unknown
2025 annual record:1spill0.1hours

Shilbottle CSO
Northumbrian Water · Tyelaw Burn
Current status unknown
2025 annual record:1spill0.3hours
Shilbottle CSO No. 2 A015
Northumbrian Water · Tyelaw Burn
Current status unknown
2025 annual record:27spills46.2hours
Shilbottle STW
Northumbrian Water · Tyelaw Burn
Current status unknown
2025 annual record:74spills346.9hours

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
Shilbottle STW
Northumbrian Water
74spills
2
Shilbottle CSO No. 2 A015
Northumbrian Water · monitor coverage 78.6%, below 90%
27spills
3
Grange Road CSO (A004)
Northumbrian Water
1spills
3
Shilbottle CSO
Northumbrian Water
1spills

Spills over time

The median outlet on Tyelaw Burn Catchment (trib of Coquet) recorded 14 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, 2 fewer and 0 the same. Together they went from 145 to 76 spills, a fall of 48%.

Largest rises from 2024 to 2025

Shilbottle CSO0 → 1

Year	Outlets with a count	Total spills	Median per outlet	England median
2025	4	103	14	11
2024	4	179	18.5	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 Tyelaw Burn Catchment (trib of Coquet)

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

Grange Road CSO (A004)Tyelaw Burn · 1 spill in 2025
Shilbottle CSOTyelaw Burn · 1 spill in 2025
Shilbottle CSO No. 2 A015Tyelaw Burn · 27 spills in 2025
Shilbottle STWTyelaw Burn · 74 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: GB103022076720. The official waterbody record is a source lookup; its classification is not imported here.

All sources How the data works Report pollution

Questions about Tyelaw Burn Catchment (trib of Coquet)

Which outlets are linked to Tyelaw Burn Catchment (trib of Coquet)?: The source links 4 outlet records to waterbody GB103022076720. The link comes from the annual return; it does not model where a discharge travelled.
How many spills were recorded for Tyelaw Burn Catchment (trib of Coquet)?: 4 records report 103 spills in 2025 and 393 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 Tyelaw Burn Catchment (trib of Coquet)?: Northumbrian Water operates every listed outlet. Contact the operator or the official pollution service if you see a problem in the water.
Which outlets on Tyelaw Burn Catchment (trib of Coquet) 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 Tyelaw Burn Catchment (trib of Coquet)?: 1 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 Tyelaw Burn Catchment (trib of Coquet) is safe?: No. Event duration data does not measure bacteria, chemicals or current water quality. Use official local water-quality advice for that question.