River Wensum at Norwich - Bishopbridge Road 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.

Sewage Reports that include this Station

Operational Summary - 2021-2023

River Wensum | 0 Spills |
0 hours | 0

The declared body of water receiving this discharge is the "River Wensum"
This station has discharged sewage 0 time(s).
The station has discharged for a total of 0 hour(s).
This is 0% of the time which we have data for.
In total: 0 day(s)* of elapsed time.

34 | 17344.8 hours
This monitor has been operational for 34% of its total time we have data for.
There are 17344.8 hours unaccounted for due to downtime of the monitor.

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

River Wensum | 0 Spills |
0 hours | 0
The declared body of water receiving this discharge is the "River Wensum"
This station discharged sewage 0 time(s) during 2023.
The station discharged for a total of 0 hour(s).
This is around 0 day(s)* or 0% of the year.

0 | 8760 hours
This monitor was operational for 0% of the year.
Leaving 8760 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:
No Longer Operational As An Overflow - Permit Revoked Or To Be Revoked

The following description has been given for downtime related actions intended, or taken, by the operator in 2023:
Overflow No Longer Spilling To Environment - From Jan

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

Permit & Governance

Attribute	Value
Governing Body	The Environment Agency
Operator	Anglian Water
Primary Permit #	EPRNB3591EE
Secondary Permit #	EPR/NB3591EE/V001

2022

Note: Data is potentially unreliable in 2022
Due to high unavailability of the monitor

River Wensum | 0 Spills |
0 hours | 0
The declared body of water receiving this discharge is the "River Wensum"
This station discharged sewage 0 time(s) during 2022.
The station discharged for a total of 0 hour(s).
This is around 0 day(s)* or 0% of the year.

The following reasons have been given for the high spill frequency in 2022:
N/A - Ongoing Investigation

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

38.7 | 5362.8 hours
This monitor was operational for 38.7% of the year.
Leaving 5362.8 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 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	Anglian Water
Primary Permit #	EPRNB3591EE
Secondary Permit #	EPR/NB3591EE/V001

2021

Note: Data is potentially unreliable in 2021
Due to high unavailability of the monitor

River Wensum | 0 Spills |
0 hours | 0
The declared body of water receiving this discharge is the "River Wensum"
This station discharged sewage 0 time(s) during 2021.
The station discharged for a total of 0 hour(s).
This is around 0 day(s)* or 0% of the year.

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

64 | 3145.7 hours
This monitor was operational for 64% of the year.
Leaving 3145.7 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:
Comms Failure / Issue

The following description has been given for downtime related actions intended, or taken, by the operator in 2021:
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	Anglian Water
Primary Permit #	EPRNB3591EE
Secondary Permit #	EPR/NB3591EE/V001

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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

The River Wensum from New Costessey to Thorpe Bridge at Norwich

The River Wensum, through Norwich

Riverside properties on the River Wensum, through Norwich

Station Data Information

Station overseen (meaning either provided, or regulated) by: The Environment Agency
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