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Cowage Brook,Ditch Trib Of at Tockenham 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.
Operational Summary - 2021-2023
Cowage Brook,Ditch Trib Of | 107 Spills |
478.1 hours | 1.81


The declared body of water receiving this discharge is the "Cowage Brook,Ditch Trib Of"
This station has discharged sewage 107 time(s).
The station has discharged for a total of 478.1 hour(s).
This is 1.81% of the time which we have data for.
In total: 19 day(s)* of elapsed time.

65.6 | 9022.7 hours
This monitor has been operational for 65.6% of its total time we have data for.
There are 9022.79 hours unaccounted for due to downtime of the monitor.


The worst year in our records for the "Tockenham STW" is 2023, discharging sewage for 445.7 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
Cowage Brook,Ditch Trib Of | 77 Spills |
445.7 hours | 5.08

The declared body of water receiving this discharge is the "Cowage Brook,Ditch Trib Of"
This station discharged sewage 77 time(s) during 2023.
The station discharged for a total of 445.7 hour(s).
This is around 18 day(s)* or 5.08% of the year.

The following reasons have been given for the high spill frequency in 2023:
Data Collection - Confirmed Exceptional Weather – Remaining Spills Not Above Soaf Threshold

98.7 | 113 hours
This monitor was operational for 98.7% of the year.
Leaving 113 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
OperatorWessex Water
Primary Permit #010238
Secondary Permit #13314C

2022
Cowage Brook,Ditch Trib Of | 30 Spills |
32.4 hours | 0.37

The declared body of water receiving this discharge is the "Cowage Brook,Ditch Trib Of"
This station discharged sewage 30 time(s) during 2022.
The station discharged for a total of 32.4 hour(s).
This is around 1 day(s)* or 0.37% of the year.

99.3 | 55.1 hours
This monitor was operational for 99.3% of the year.
Leaving 55.1 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
OperatorWessex Water
Primary Permit #010238
Secondary Permit #13314C

2021
Cowage Brook,Ditch Trib Of | 0 Spills |
0 hours | 0

The declared body of water receiving this discharge is the "Cowage Brook,Ditch Trib Of"
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.

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


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

Permit & Governance

AttributeValue
Governing BodyThe Environment Agency
OperatorWessex Water
Primary Permit #10238
Secondary Permit #13314C


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