Ackhurst Brook Trib R Douglas at Irvines Farm CSO

This is a sewage discharge monitoring station, which is usually a type of Event Duration Monitor (EDM).
These stations themselves are designed to mitigate the impact of heavy rainfall by discharging, under permitted conditions, any overflow into a water body. They are often actively discharging during flood events.
This page presents the data acquired by the monitoring system for this discharge station.

Sewage Reports that include this Station

Operational Summary - 2021-2023

Ackhurst Brook Trib R Douglas | 287 Spills |
1045.5 hours | 3.97

The declared body of water receiving this discharge is the "Ackhurst Brook Trib R Douglas"
This station has discharged sewage 287 time(s).
The station has discharged for a total of 1045.5 hour(s).
This is 3.97% of the time which we have data for.
In total: 43 day(s)* of elapsed time.

90.3 | 2540.4 hours
This monitor has been operational for 90.3% of its total time we have data for.
There are 2540.4 hours unaccounted for due to downtime of the monitor.

The worst year in our records for the "Irvines Farm CSO" is 2023, discharging sewage for 413.2 hours of the year.

Uptimes below 90% (red line) should be accompanied by a reason

*This is total time in days, not individual days.

Yearly Summary

Most Recent Year - 2023

Ackhurst Brook Trib R Douglas | 108 Spills |
413.2 hours | 4.71
The declared body of water receiving this discharge is the "Ackhurst Brook Trib R Douglas"
This station discharged sewage 108 time(s) during 2023.
The station discharged for a total of 413.2 hour(s).
This is around 17 day(s)* or 4.71% of the year.

The following reasons have been given for the high spill frequency in 2023:
Not Asset Maintenance - Hydraulic Capacity

The following comments have been given on the station operators intended actions:
N/A - Hydraulic Capacity

98.7 | 113 hours
This monitor was operational for 98.7% of the year.
Leaving 113 hours unaccounted for in the data.

*This is total time in days, not individual days of the year.

Permit & Governance

Attribute	Value
Governing Body	The Environment Agency
Operator	United Utilities
Primary Permit #	017091502
Secondary Permit #	WIG0172

2022

Ackhurst Brook (Trib River Douglas) | 91 Spills |
240.8 hours | 2.74
The declared body of water receiving this discharge is the "Ackhurst Brook (Trib River Douglas)"
This station discharged sewage 91 time(s) during 2022.
The station discharged for a total of 240.8 hour(s).
This is around 10 day(s)* or 2.74% of the year.

The following reasons have been given for the high spill frequency in 2022:
Not Asset Maintenance - Hydraulic Capacity

The following comments have been given on the station operators intended actions:
N/A - Hydraulic Capacity

99.8 | 11.3 hours
This monitor was operational for 99.8% of the year.
Leaving 11.3 hours unaccounted for in the data.

*This is total time in days, not individual days of the year.

Permit & Governance

Attribute	Value
Governing Body	The Environment Agency
Operator	United Utilities
Primary Permit #	017091502
Secondary Permit #	WIG0172

2021

Note: Data is potentially unreliable in 2021
Due to high unavailability of the monitor

Ackhurst Brook Trib R Douglas | 88 Spills |
391.5 hours | 4.46
The declared body of water receiving this discharge is the "Ackhurst Brook Trib R Douglas"
This station discharged sewage 88 time(s) during 2021.
The station discharged for a total of 391.5 hour(s).
This is around 16 day(s)* or 4.46% of the year.

The following reasons have been given for the high spill frequency in 2021:
Not Asset Maintenance - Hydraulic Capacity

The following comments have been given on the station operators intended actions:
N/A - Hydraulic Capacity

74 | 2277.6 hours
This monitor was operational for 74% of the year.
Leaving 2277.6 hours unaccounted for in the data.
This falls below the 90% threshold where a reason should be given

The following reasons have been given for the downtime in 2021:
Sensor Failure / Issue

The following description has been given for downtime related actions intended, or taken, by the operator in 2021:
Resolved - December

*This is total time in days, not individual days of the year.

Permit & Governance

Attribute	Value
Governing Body	The Environment Agency
Operator	United Utilities
Primary Permit #	017091502
Secondary Permit #	WIG0172

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Operator comments are presented, unedited, as they were received by us and do not reflect our views or position

Local Information

Nearby Flood Warnings

None

Nearby Alert Areas

River Douglas at Parbold, along the right bank of the river downstream of the Canal Bridge

River Douglas at Appley Bridge

River Douglas at Wigan, adjacent to River Douglas from Robin Park to Baker St. Poolstock

River Douglas at Parbold, between canal bridge and West View and the Wayfarer Pub off Alder Lane

Upper River Douglas

River Douglas at Wigan, between Scholes and Poolstock

River Douglas at Parbold, comprising low lying properties near canal and Alder Lane

Station Data Information

Station overseen (meaning either provided, or regulated) by: The Environment Agency
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