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Benefield Brook at Benefield STW

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
Benefield Brook | 245 Spills |
986.9 hours | 3.75


The declared body of water receiving this discharge is the "Benefield Brook"
This station has discharged sewage 245 time(s).
The station has discharged for a total of 986.9 hour(s).
This is 3.75% of the time which we have data for.
In total: 41 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 "Benefield STW" is 2021, discharging sewage for 377 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
Benefield Brook | 72 Spills |
276.4 hours | 3.15

The declared body of water receiving this discharge is the "Benefield Brook"
This station discharged sewage 72 time(s) during 2023.
The station discharged for a total of 276.4 hour(s).
This is around 11 day(s)* or 3.15% of the year.

The following reasons have been given for the high spill frequency in 2023:
N/A - Ongoing Investigation

The following comments have been given on the station operators intended actions:
N/A - Ongoing Investigation

99.9 | 3.5 hours
This monitor was operational for 99.9% of the year.
Leaving 3.5 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
OperatorAnglian Water
Primary Permit #AW5NF5217
Secondary Permit #AW5NF5217B

2022
Benefield Brook | 96 Spills |
333.5 hours | 3.8

The declared body of water receiving this discharge is the "Benefield Brook"
This station discharged sewage 96 time(s) during 2022.
The station discharged for a total of 333.5 hour(s).
This is around 13 day(s)* or 3.8% of the year.

The following reasons have been given for the high spill frequency in 2022:
Performance - Asset Configuration (E.G. Ps/Rising Main/Storm Tanks)

The following comments have been given on the station operators intended actions:
Resolved - Nov

99.9 | 4.3 hours
This monitor was operational for 99.9% of the year.
Leaving 4.3 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
OperatorAnglian Water
Primary Permit #AW5NF5217
Secondary Permit #AW5NF5217B

2021
Benefield Brook | 77 Spills |
377 hours | 4.3

The declared body of water receiving this discharge is the "Benefield Brook"
This station discharged sewage 77 time(s) during 2021.
The station discharged for a total of 377 hour(s).
This is around 15 day(s)* or 4.3% of the year.

The following reasons have been given for the high spill frequency in 2021:
Performance - Other Maintenance / Capital Works (E.G. Jetting)

The following comments have been given on the station operators intended actions:
Resolved - Feburary

99.9 | 6.1 hours
This monitor was operational for 99.9% of the year.
Leaving 6.1 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
OperatorAnglian Water
Primary Permit #AW5NF5217
Secondary Permit #AW5NF5217B


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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
Nearby Alert Areas
None
Nearby Stations
No nearby stations
Nearby Sewage Discharge Stations
Glapthorne Tps
Station Data Information
Station overseen (meaning either provided, or regulated) by: The Environment Agency
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