River Basins South East South East TraC Hampshire East TraC PORTSMOUTH HARBOUR Storm Overflow At Arundel Drive
Black Brook at Storm Overflow At Arundel Drive
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
78.7 hours | 0.29
The declared body of water receiving this discharge is the "Black Brook"
This station has discharged sewage 49 time(s).
The station has discharged for a total of 78.7 hour(s).
This is 0.29% of the time which we have data for.
In total: 3 day(s)* of elapsed time.
99 | 262.8 hours
This monitor has been operational for 99% of its total time we have data for.
There are 262.8 hours unaccounted for due to downtime of the monitor.
The worst year in our records for the "Storm Overflow At Arundel Drive" is 2023, discharging sewage for 32.6 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
32.6 hours | 0.37
The declared body of water receiving this discharge is the "Black Brook"
This station discharged sewage 17 time(s) during 2023.
The station discharged for a total of 32.6 hour(s).
This is around 1 day(s)* or 0.37% of the year.
99.8 | 17.5 hours
This monitor was operational for 99.8% of the year.
Leaving 17.5 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 | Southern Water |
| Primary Permit # | H01139 |
| Secondary Permit # | 51/220 |
2022
29.9 hours | 0.34
The declared body of water receiving this discharge is the "Black Brook"
This station discharged sewage 16 time(s) during 2022.
The station discharged for a total of 29.9 hour(s).
This is around 1 day(s)* or 0.34% of the year.
98.6 | 121.7 hours
This monitor was operational for 98.6% of the year.
Leaving 121.7 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 | Southern Water |
| Primary Permit # | H01139 |
| Secondary Permit # | 51/220 |
2021
16.2 hours | 0.18
The declared body of water receiving this discharge is the "Black Brook"
This station discharged sewage 16 time(s) during 2021.
The station discharged for a total of 16.2 hour(s).
This is around 0 day(s)* or 0.18% 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 | Southern Water |
| Primary Permit # | H01139 |
| Secondary Permit # | 51/220 |
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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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