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
Bagley Brook | 155 Spills | 1173.1 hours | 4.46
The declared body of water receiving this discharge is the "Bagley Brook" This station has discharged sewage 155 time(s). The station has discharged for a total of 1173.1 hour(s). This is 4.46% of the time which we have data for. In total: 48 day(s)* of elapsed time.
83.6 | 4292.3 hours This monitor has been operational for 83.6% of its total time we have data for. There are 4292.39 hours unaccounted for due to downtime of the monitor.
The worst year in our records for the "Castle Foregate Street CSO" is 2023, discharging sewage for 671.9 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
Bagley Brook | 72 Spills | 671.9 hours | 7.67 The declared body of water receiving this discharge is the "Bagley Brook" This station discharged sewage 72 time(s) during 2023. The station discharged for a total of 671.9 hour(s). This is around 27 day(s)* or 7.67% of the year. The following reasons have been given for the high spill frequency in 2023: Data Collection - Tidal / River Inundation The following comments have been given on the station operators intended actions: Resolved - Dec
85 | 1314 hours This monitor was operational for 85% of the year. Leaving 1314 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 2023: Sensor Failure / Issue
The following description has been given for downtime related actions intended, or taken, by the operator in 2023: Resolved - Nov
*This is total time in days, not individual days of the year.
Permit & Governance
Attribute
Value
Governing Body
The Environment Agency
Operator
Severn Trent Water
Primary Permit #
S/02/21080/O
Secondary Permit #
S/02/21080/O
2022
Note: Data is potentially unreliable in 2022 Due to high unavailability of the monitor
Bagley Brook | 21 Spills | 33.7 hours | 0.38 The declared body of water receiving this discharge is the "Bagley Brook" This station discharged sewage 21 time(s) during 2022. The station discharged for a total of 33.7 hour(s). This is around 1 day(s)* or 0.38% 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
67.8 | 2815.4 hours This monitor was operational for 67.8% of the year. Leaving 2815.4 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: Resolved - Jun
*This is total time in days, not individual days of the year.
Permit & Governance
Attribute
Value
Governing Body
The Environment Agency
Operator
Severn Trent Water
Primary Permit #
S/02/21080/O
Secondary Permit #
S/02/21080/O
2021
Bagley Brook | 62 Spills | 467.5 hours | 5.33 The declared body of water receiving this discharge is the "Bagley Brook" This station discharged sewage 62 time(s) during 2021. The station discharged for a total of 467.5 hour(s). This is around 19 day(s)* or 5.33% 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
99.3 | 56 hours This monitor was operational for 99.3% of the year. Leaving 56 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
Severn Trent Water
Primary Permit #
S/02/21080/O
Secondary Permit #
S/02/21080/O
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Local Information
Nearby Flood Warnings
None
Nearby Alert Areas
River Severn in the Criggion Area
River Severn at Frankwell, Shrewsbury
River Severn at Shrawardine, Montford Bridge and Mytton
River Vyrnwy at Melverley
River Severn at Pentre
River Severn at the Showground and The Quarry, Shrewsbury
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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