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.
View Reports that include this Station
Operational Summary - 2021-2024
River Mersey | 107 Spills | 2119.5 hours | 6.04
The declared body of water receiving this discharge is the "River Mersey" This station has discharged sewage 107 time(s). The station has discharged for a total of 2119.5 hour(s). This is 6.04% of the time which we have data for. In total: 88 day(s)* of elapsed time.
92.5 | 2629.8 hours This monitor has been operational for 92.5% of its total time we have data for. There are 2629.8 hours unaccounted for due to downtime of the monitor.
The worst year in our records for the "Burton Road Withington CSO 28056" is 2024, discharging sewage for 2089 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 - 2024
Note: Data is potentially unreliable in 2024 Due to high unavailability of the monitor
River Mersey | 96 Spills | 2089 hours | 23.78 The declared body of water receiving this discharge is the "River Mersey" This station discharged sewage 96 time(s) during 2024. The station discharged for a total of 2089 hour(s). This is around 87 day(s)* or 23.78% of the year. The following reasons have been given for the high spill frequency in 2024: Data Collection - Edm Non-Representative Location The following comments have been given on the station operators intended actions: Operational Improvement Ongoing
71.4 | 2508.7 hours This monitor was operational for 71.4% of the year. Leaving 2508.7 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 2024: Comms Failure / Issue
The following description has been given for downtime related actions intended, or taken, by the operator in 2024: 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 #
01MAN0237
Secondary Permit #
MAN0237
2023
River Mersey | 3 Spills | 28.8 hours | 0.32 The declared body of water receiving this discharge is the "River Mersey" This station discharged sewage 3 time(s) during 2023. The station discharged for a total of 28.8 hour(s). This is around 1 day(s)* or 0.32% of the year.
99.9 | 6.1 hours This monitor was operational for 99.9% of the year. Leaving 6.1 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 #
01MAN0237
Secondary Permit #
MAN0237
2022
River Mersey Via A Surface Water Sewer | 2 Spills | 0.5 hours | 0 The declared body of water receiving this discharge is the "River Mersey Via A Surface Water Sewer" This station discharged sewage 2 time(s) during 2022. The station discharged for a total of 0.5 hour(s). This is around 0 day(s)* or 0% of the year.
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 #
01MAN0237
Secondary Permit #
MAN0237
2021
River Mersey | 6 Spills | 1.2 hours | 0.01 The declared body of water receiving this discharge is the "River Mersey" This station discharged sewage 6 time(s) during 2021. The station discharged for a total of 1.2 hour(s). This is around 0 day(s)* or 0.01% of the year.
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 #
01MAN0237
Secondary Permit #
MAN0237
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Local Information
Nearby Flood Warnings
None
Nearby Alert Areas
River Mersey at Chorlton & Sale Golf Clubs, Chorlton Water Parks and Stretford
River Mersey at East Didsbury, from Tuscan Road to Wilmslow Road
Old Eea Brook at Urmston
River Mersey at Urmston and Ashton-on-Mersey
River Mersey at Flixton Rural
Middle River Mersey catchment including areas near Bramhall, Stockport, Sale, Altrincham and Urmston
River Mersey at West Didsbury, Northenden Golf Club and Palatine Road
Gatley Brook at Sharston Industrial Estate
River Mersey at West Didsbury, Mersey Bank Playing Fields and surrounding areas
River Mersey at East Didsbury, Millgate Lane and Stenner Lane areas
River Mersey at Fletcher Moss and Withington Golf Course
Station overseen (meaning either provided, or regulated) by: The Environment Agency The information displayed here is used under license. We are not affiliated with any governing, or other, bodies. Nor do they necessarily endorse us, or us them. Please note that FloodMapper does not verify or check the accuracy of the data provided by third parties. The data is used as received from the source. Any underlying errors, inconsistencies, or inaccuracies in the original data will be reflected in the information presented on our platform. Users are advised to exercise their own judgment and caution when using the data for decision-making purposes. Information about our data sources and licenses can be found
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