River Basins St Andrews Road, Black Horse Lane
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Dagenham Brook at St Andrews Road, Black Horse Lane

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.
Operational Summary - 2021-2023
Dagenham Brook | 29 Spills |
33.5 hours | 0.12


The declared body of water receiving this discharge is the "Dagenham Brook"
This station has discharged sewage 29 time(s).
The station has discharged for a total of 33.5 hour(s).
This is 0.12% of the time which we have data for.
In total: 1 day(s)* of elapsed time.

99.3 | 175.2 hours
This monitor has been operational for 99.3% of its total time we have data for.
There are 175.2 hours unaccounted for due to downtime of the monitor.


The worst year in our records for the "St Andrews Road, Black Horse Lane" is 2021, discharging sewage for 15.4 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
Dagenham Brook | 10 Spills |
6.7 hours | 0.07

The declared body of water receiving this discharge is the "Dagenham Brook"
This station discharged sewage 10 time(s) during 2023.
The station discharged for a total of 6.7 hour(s).
This is around 0 day(s)* or 0.07% of the year.

99.5 | 37.6 hours
This monitor was operational for 99.5% of the year.
Leaving 37.6 hours unaccounted for in the data.


*This is total time in days, not individual days of the year.

Permit & Governance

AttributeValue
Governing BodyThe Environment Agency
OperatorThames Water
Primary Permit #TEMP.2937
Secondary Permit #TEMP.2937

2022
Dagenham Brook | 9 Spills |
11.3 hours | 0.12

The declared body of water receiving this discharge is the "Dagenham Brook"
This station discharged sewage 9 time(s) during 2022.
The station discharged for a total of 11.3 hour(s).
This is around 0 day(s)* or 0.12% of the year.

99 | 83.2 hours
This monitor was operational for 99% of the year.
Leaving 83.2 hours unaccounted for in the data.


*This is total time in days, not individual days of the year.

Permit & Governance

AttributeValue
Governing BodyThe Environment Agency
OperatorThames Water
Primary Permit #TEMP.2937
Secondary Permit #TEMP.2937

2021
Dagenham Brook | 10 Spills |
15.4 hours | 0.17

The declared body of water receiving this discharge is the "Dagenham Brook"
This station discharged sewage 10 time(s) during 2021.
The station discharged for a total of 15.4 hour(s).
This is around 0 day(s)* or 0.17% 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

AttributeValue
Governing BodyThe Environment Agency
OperatorThames Water
Primary Permit #TEMP.2937
Secondary Permit #TEMP.2937


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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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