Sewage Map

The Birket including Arrowe Brook and Fender sewage map and spill data

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

38
Outlet records
813
Spills in 2025
2,819
Recorded hours
37
Linked to a live feed

6 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 The Birket including Arrowe Brook and Fender

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 38 outlets

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  • 389 Hoylake Road CSO

    United Utilities · Arrowe Brook a trib of the River Birket

    Current status unknown
    2025 annual record:6spills18.4hours
  • 97 Wood Lane CSO

    United Utilities · Arrowe Brook Tributary River. Birkett

    Current status unknown
    2025 annual record:15spills12.9hours
  • Acton Lane CSO

    United Utilities · Arrowe Brook a trib of the River Birket

    Current status unknown
    2025 annual record:3spills5.6hours
  • Arrowe Road / Arrowe Brook Lane CSO

    United Utilities · Arrowe Brook a trib of the River Birket

    Current status unknown
    2025 annual record:36spills128.3hours
  • Barnston Storm Tanks (51CSO065)

    United Utilities · Prenton Brook

    Current status unknown
    2025 annual record:18spills108.8hours
  • Beechwood Avenue CSO

    United Utilities · Bidston Stream

    Current status unknown
    2025 annual record:1spill0.5hours
  • Bidston Bypass CSO

    United Utilities · River Birket

    Current status unknown
    2025 annual record:13spills47.4hours
  • Birkenhead WwTW

    United Utilities · River Birket (Great Culvert -downstream length) / Mersey Estuary

    Current status unknown
    2025 annual record:0spills0hours
  • Birkenhead WwTW

    United Utilities · River Birket (Great Culvert - downstream length)

    Current status unknown
    2025 annual record:41spills225.9hours
  • Black Horse Hill CSO

    United Utilities · Via a surface water sewer to Newton Brook, a tributary of River Birket

    Current status unknown
    2025 annual record:1spill0.3hours

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
    North Wirral WwTW (Meols)

    United Utilities

    164spills
  2. 2
    Sandy Lane CSO

    United Utilities

    61spills
  3. 3
    Noctorum Avenue CSO

    United Utilities

    58spills
  4. 4
    Leasowe Road CSO

    United Utilities

    53spills
  5. 5
    The rear of 25 Wheatfield Close CSO

    United Utilities

    47spills

Spills over time

The median outlet on The Birket including Arrowe Brook and Fender recorded 12.5 spills in 2025, against 11 across England.

32 outlets have a comparable count for both 2024 and 2025, with the monitor working at least 90% of each year. 5 recorded more spills, 23 fewer and 4 the same. Together they went from 1,031 to 759 spills, a fall of 26%.

Largest rises from 2024 to 2025

YearOutlets with a countTotal spillsMedian per outletEngland median
20253881312.511
2024381,10723.519

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 The Birket including Arrowe Brook and Fender

38 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: GB112068060530. The official waterbody record is a source lookup; its classification is not imported here.

All sourcesHow the data worksReport pollution

Questions about The Birket including Arrowe Brook and Fender

Which outlets are linked to The Birket including Arrowe Brook and Fender?
The source links 38 outlet records to waterbody GB112068060530. The link comes from the annual return; it does not model where a discharge travelled.
How many spills were recorded for The Birket including Arrowe Brook and Fender?
38 records report 813 spills in 2025 and 2,819 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 The Birket including Arrowe Brook and Fender?
United Utilities operates every listed outlet. Contact the operator or the official pollution service if you see a problem in the water.
Which outlets on The Birket including Arrowe Brook and Fender are linked to a live feed?
37 of the 38 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 The Birket including Arrowe Brook and Fender?
6 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 The Birket including Arrowe Brook and Fender is safe?
No. Event duration data does not measure bacteria, chemicals or current water quality. Use official local water-quality advice for that question.