River Basins Severn Teme Teme Lower Cradley Bk - source to conf Suckley Bk Colwall Sewage Treatment Works
Cradley Brook at Colwall Sewage Treatment Works
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.
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.
Operational Summary - 2021-2023
3705.6 hours | 14.1
The declared body of water receiving this discharge is the "Cradley Brook"
This station has discharged sewage 293 time(s).
The station has discharged for a total of 3705.6 hour(s).
This is 14.1% of the time which we have data for.
In total: 154 day(s)* of elapsed time.
72.6 | 7183.1 hours
This monitor has been operational for 72.6% of its total time we have data for.
There are 7183.19 hours unaccounted for due to downtime of the monitor.
The worst year in our records for the "Colwall Sewage Treatment Works" is 2021, discharging sewage for 1755.5 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
Note: Data is potentially unreliable in 2023
Due to high unavailability of the monitor
Cradley Brook | 49 Spills | Due to high unavailability of the monitor
589.3 hours | 6.72
The declared body of water receiving this discharge is the "Cradley Brook"
This station discharged sewage 49 time(s) during 2023.
The station discharged for a total of 589.3 hour(s).
This is around 24 day(s)* or 6.72% 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
53.4 | 4082.1 hours
This monitor was operational for 53.4% of the year.
Leaving 4082.1 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:
Installation Set-Up/Design Issue
The following description has been given for downtime related actions intended, or taken, by the operator in 2023:
Resolved - January After Reporting Year
*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/09/55757/R |
| Secondary Permit # | S/09/55757/R |
2022
1360.7 hours | 15.53
The declared body of water receiving this discharge is the "Cradley Brook"
This station discharged sewage 103 time(s) during 2022.
The station discharged for a total of 1360.7 hour(s).
This is around 56 day(s)* or 15.53% 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
84.5 | 1356 hours
This monitor was operational for 84.5% of the year.
Leaving 1356 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:
Comms 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 | Severn Trent Water |
| Primary Permit # | S/09/55757/R |
| Secondary Permit # | S/09/55757/R |
2021
1755.5 hours | 20.04
The declared body of water receiving this discharge is the "Cradley Brook"
This station discharged sewage 141 time(s) during 2021.
The station discharged for a total of 1755.5 hour(s).
This is around 73 day(s)* or 20.04% 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
81.8 | 1586.4 hours
This monitor was operational for 81.8% of the year.
Leaving 1586.4 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 2021:
Sensor Failure / Issue
The following description has been given for downtime related actions intended, or taken, by the operator in 2021:
Scheduled
*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/09/55757/R |
| Secondary Permit # | S/09/55757/R |
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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
Station Data Information
Station overseen (meaning either provided, or regulated) by: The Environment Agency
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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
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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