Dean Brook Trid Of R Douglas at Orrell House Farm CSO 50085

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

Dean Brook Trid Of R Douglas | 285 Spills |
1210 hours | 4.6

The declared body of water receiving this discharge is the "Dean Brook Trid Of R Douglas"
This station has discharged sewage 285 time(s).
The station has discharged for a total of 1210 hour(s).
This is 4.6% of the time which we have data for.
In total: 50 day(s)* of elapsed time.

85.6 | 3766.7 hours
This monitor has been operational for 85.6% of its total time we have data for.
There are 3766.79 hours unaccounted for due to downtime of the monitor.

The worst year in our records for the "Orrell House Farm CSO 50085" is 2023, discharging sewage for 461.7 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

Dean Brook Trid Of R Douglas | 109 Spills |
461.7 hours | 5.27
The declared body of water receiving this discharge is the "Dean Brook Trid Of R Douglas"
This station discharged sewage 109 time(s) during 2023.
The station discharged for a total of 461.7 hour(s).
This is around 19 day(s)* or 5.27% 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

98.8 | 102.4 hours
This monitor was operational for 98.8% of the year.
Leaving 102.4 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 #	017091503
Secondary Permit #	WIG0173

2022

Note: Data is potentially unreliable in 2022
Due to high unavailability of the monitor

Dean Brook (Tributary Of River Douglas) | 90 Spills |
318.2 hours | 3.63
The declared body of water receiving this discharge is the "Dean Brook (Tributary Of River Douglas)"
This station discharged sewage 90 time(s) during 2022.
The station discharged for a total of 318.2 hour(s).
This is around 13 day(s)* or 3.63% 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

59 | 3587.2 hours
This monitor was operational for 59% of the year.
Leaving 3587.2 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 2022:
Sensor Failure / Issue

The following description has been given for downtime related actions intended, or taken, by the operator in 2022:
N/A - Ongoing Investigation

*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 #	017091503
Secondary Permit #	WIG0173

2021

Dean Brook Trid Of R Douglas | 86 Spills |
430 hours | 4.9
The declared body of water receiving this discharge is the "Dean Brook Trid Of R Douglas"
This station discharged sewage 86 time(s) during 2021.
The station discharged for a total of 430 hour(s).
This is around 17 day(s)* or 4.9% 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

100 | 0 hours
This monitor was operational for 100% of the year.
Leaving 0 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 #	017091503
Secondary Permit #	WIG0173

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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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