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 Trib Of R Douglas | 280 Spills | 1611.1 hours | 6.13
The declared body of water receiving this discharge is the "Dean Brook Trib Of R Douglas" This station has discharged sewage 280 time(s). The station has discharged for a total of 1611.1 hour(s). This is 6.13% of the time which we have data for. In total: 67 day(s)* of elapsed time.
99.3 | 175.2 hours This monitor has been operational for 99.3% of its total time we have data for. There are 175.2 hours unaccounted for due to downtime of the monitor.
The worst year in our records for the "Dean Wood CSO" is 2023, discharging sewage for 819.6 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 Trib Of R Douglas | 121 Spills | 819.6 hours | 9.35 The declared body of water receiving this discharge is the "Dean Brook Trib Of R Douglas" This station discharged sewage 121 time(s) during 2023. The station discharged for a total of 819.6 hour(s). This is around 34 day(s)* or 9.35% 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
99.9 | 2.6 hours This monitor was operational for 99.9% of the year. Leaving 2.6 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 #
017091504
Secondary Permit #
WLN0020
2022
Dean Brook A Trib Of The River Douglas | 74 Spills | 277 hours | 3.16 The declared body of water receiving this discharge is the "Dean Brook A Trib Of The River Douglas" This station discharged sewage 74 time(s) during 2022. The station discharged for a total of 277 hour(s). This is around 11 day(s)* or 3.16% 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
99.3 | 58.6 hours This monitor was operational for 99.3% of the year. Leaving 58.6 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 #
017091504
Secondary Permit #
WLN0020
2021
Dean Brook Trib Of R Douglas | 85 Spills | 514.5 hours | 5.87 The declared body of water receiving this discharge is the "Dean Brook Trib Of R Douglas" This station discharged sewage 85 time(s) during 2021. The station discharged for a total of 514.5 hour(s). This is around 21 day(s)* or 5.87% 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 #
017091504
Secondary Permit #
WLN0020
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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
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