River Basins North West Mersey Lower Wirral The Birket including Arrowe Brook and Fender Arrowebrook Lane CSO
Arrowe Brook Trib River Birket at Arrowebrook Lane CSO
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
461.3 hours | 1.75
The declared body of water receiving this discharge is the "Arrowe Brook Trib River Birket"
This station has discharged sewage 193 time(s).
The station has discharged for a total of 461.3 hour(s).
This is 1.75% of the time which we have data for.
In total: 19 day(s)* of elapsed time.
61.3 | 10161.5 hours
This monitor has been operational for 61.3% of its total time we have data for.
There are 10161.59 hours unaccounted for due to downtime of the monitor.
The worst year in our records for the "Arrowebrook Lane CSO" is 2021, discharging sewage for 272 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
Arrowe Brook Trib River Birket | 65 Spills | Due to high unavailability of the monitor
133.8 hours | 1.52
The declared body of water receiving this discharge is the "Arrowe Brook Trib River Birket"
This station discharged sewage 65 time(s) during 2023.
The station discharged for a total of 133.8 hour(s).
This is around 5 day(s)* or 1.52% 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
68.8 | 2727.8 hours
This monitor was operational for 68.8% of the year.
Leaving 2727.8 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:
Comms Failure / Issue
The following description has been given for downtime related actions intended, or taken, by the operator in 2023:
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 # | 016892464 |
| Secondary Permit # | WIR0086 |
2022
Note: Data is potentially unreliable in 2022
Due to high unavailability of the monitor
Arrowe Brook A Trib Of The River Birket | 20 Spills | Due to high unavailability of the monitor
55.5 hours | 0.63
The declared body of water receiving this discharge is the "Arrowe Brook A Trib Of The River Birket"
This station discharged sewage 20 time(s) during 2022.
The station discharged for a total of 55.5 hour(s).
This is around 2 day(s)* or 0.63% of the year.
The following reasons have been given for the high spill frequency in 2022:
Data Collection - Edm Non-Representative Location
The following comments have been given on the station operators intended actions:
Resolved - Nov
43.4 | 4956.4 hours
This monitor was operational for 43.4% of the year.
Leaving 4956.4 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:
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 # | 016892464 |
| Secondary Permit # | WIR0086 |
2021
Note: Data is potentially unreliable in 2021
Due to high unavailability of the monitor
Arrowe Brook Trib River Birket | 108 Spills | Due to high unavailability of the monitor
272 hours | 3.1
The declared body of water receiving this discharge is the "Arrowe Brook Trib River Birket"
This station discharged sewage 108 time(s) during 2021.
The station discharged for a total of 272 hour(s).
This is around 11 day(s)* or 3.1% 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
73 | 2365.2 hours
This monitor was operational for 73% of the year.
Leaving 2365.2 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 2021:
Sensor Failure / Issue
The following description has been given for downtime related actions intended, or taken, by the operator in 2021:
Resolved - November
*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 # | 016892464 |
| Secondary Permit # | WIR0086 |
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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
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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