Sewage Map

Westleigh Brook sewage map and spill data

12 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.

12
Outlet records
352
Spills in 2025
1,359
Recorded hours
12
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 countedSearch the national map

Outlets on Westleigh Brook

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 12 outlets

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  • Ash Grove/Southfield Drive CSO

    United Utilities · Culverted Tributary Cunningham Brk

    Current status unknown
    2025 annual record:21spills43.5hours
  • Firs Lane / Urmston Street CSO

    United Utilities · Westleigh Brook

    Current status unknown
    2025 annual record:2spills0.7hours
  • Kiribati Way CSO

    United Utilities · Westleigh Brook

    Current status unknown
    2025 annual record:3spills6.8hours
  • Kirkhall Lane CSO

    United Utilities · Westleigh Brook

    Current status unknown
    2025 annual record:46spills107.2hours
  • Kirkhall Lane/Victoria Street CSO

    United Utilities · Westleigh Brook

    Current status unknown
    2025 annual record:41spills58.9hours
  • Swan Lane Hindley CSO

    United Utilities · Marsh Brook

    Current status unknown
    2025 annual record:21spills32.3hours
  • Twist Lane/Westleigh Bridge CSO

    United Utilities · Westleigh Brook

    Current status unknown
    2025 annual record:3spills3.8hours
  • WESTHOUGHTON WwTW

    United Utilities · Tributary of Hall Lee Brook

    Current status unknown
    2025 annual record:86spills728.9hours
  • WESTHOUGHTON WwTW

    United Utilities · Tributary of Hall Lee Brook

    Current status unknown
    2025 annual record:45spills136hours
  • Westleigh Park CSO

    United Utilities · Westleigh Brook

    Current status unknown
    2025 annual record:48spills121.4hours

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
    WESTHOUGHTON WwTW

    United Utilities

    86spills
  2. 2
    Westleigh Park CSO

    United Utilities

    48spills
  3. 3
    Kirkhall Lane CSO

    United Utilities

    46spills
  4. 4
    WESTHOUGHTON WwTW

    United Utilities

    45spills
  5. 5
    Kirkhall Lane/Victoria Street CSO

    United Utilities

    41spills

Spills over time

The median outlet on Westleigh Brook recorded 22 spills in 2025, against 11 across England.

10 outlets have a comparable count for both 2024 and 2025, with the monitor working at least 90% of each year. 1 recorded more spills, 9 fewer and 0 the same. Together they went from 462 to 347 spills, a fall of 25%.

Largest rises from 2024 to 2025

YearOutlets with a countTotal spillsMedian per outletEngland median
2025123522211
20241247630.519

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 Westleigh Brook

12 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: GB112069060820. The official waterbody record is a source lookup; its classification is not imported here.

All sourcesHow the data worksReport pollution

Questions about Westleigh Brook

Which outlets are linked to Westleigh Brook?
The source links 12 outlet records to waterbody GB112069060820. The link comes from the annual return; it does not model where a discharge travelled.
How many spills were recorded for Westleigh Brook?
12 records report 352 spills in 2025 and 1,359 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 Westleigh Brook?
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 Westleigh Brook are linked to a live feed?
12 of the 12 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 Westleigh Brook?
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 Westleigh Brook is safe?
No. Event duration data does not measure bacteria, chemicals or current water quality. Use official local water-quality advice for that question.