River Basins Anglian Anglian TraC Essex TraC Essex Clacton (Holland Haven) Wrc
River Basins . . . Essex Clacton (Holland Haven) Wrc
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North Sea at Clacton (Holland Haven) Wrc

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
North Sea | 35 Spills |
48.1 hours | 0.18


The declared body of water receiving this discharge is the "North Sea"
This station has discharged sewage 35 time(s).
The station has discharged for a total of 48.1 hour(s).
This is 0.18% of the time which we have data for.
In total: 2 day(s)* of elapsed time.

100 | 0 hours
This monitor has been operational for 100% of its total time we have data for.
There are 0 hours unaccounted for due to downtime of the monitor.


The worst year in our records for the "Clacton (Holland Haven) Wrc" is 2023, discharging sewage for 37.1 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
North Sea | 25 Spills |
37.1 hours | 0.42

The declared body of water receiving this discharge is the "North Sea"
This station discharged sewage 25 time(s) during 2023.
The station discharged for a total of 37.1 hour(s).
This is around 1 day(s)* or 0.42% 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
OperatorAnglian Water
Primary Permit #AEECS12401
Secondary Permit #AEECS12401 /V005

2022
North Sea | 9 Spills |
5.8 hours | 0.06

The declared body of water receiving this discharge is the "North Sea"
This station discharged sewage 9 time(s) during 2022.
The station discharged for a total of 5.8 hour(s).
This is around 0 day(s)* or 0.06% 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
OperatorAnglian Water
Primary Permit #AEECS12401
Secondary Permit #AEECS12401 /V005

2021
North Sea | 1 Spills |
5 hours | 0.05

The declared body of water receiving this discharge is the "North Sea"
This station discharged sewage 1 time(s) during 2021.
The station discharged for a total of 5 hour(s).
This is around 0 day(s)* or 0.05% of the year.

The following reasons have been given for the high spill frequency in 2021:
Data Collection - Confirmed Exceptional Weather – Remaining Spills Not Above Soaf Threshold

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

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
OperatorAnglian Water
Primary Permit #AEECS12401
Secondary Permit #AEECS12401 /V005


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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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