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Gorlech - Headwaters To Confluence With Cothi at Clarach STW 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.
Operational Summary - 2021-2023
Gorlech - Headwaters To Confluence With Cothi | 3 Spills |
3.2 hours | 0.01


The declared body of water receiving this discharge is the "Gorlech - Headwaters To Confluence With Cothi"
This station has discharged sewage 3 time(s).
The station has discharged for a total of 3.2 hour(s).
This is 0.01% of the time which we have data for.
In total: 0 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 "Clarach STW CSO" is 2023, discharging sewage for 3.2 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
Gorlech - Headwaters To Confluence With Cothi | 3 Spills |
3.2 hours | 0.03

The declared body of water receiving this discharge is the "Gorlech - Headwaters To Confluence With Cothi"
This station discharged sewage 3 time(s) during 2023.
The station discharged for a total of 3.2 hour(s).
This is around 0 day(s)* or 0.03% of the year.

99.9 | 1.7 hours
This monitor was operational for 99.9% of the year.
Leaving 1.7 hours unaccounted for in the data.


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

Permit & Governance

AttributeValue
Governing BodyNatural Resources Wales
OperatorDwr Cymru Welsh Water
Primary Permit #BN0168802
Secondary Permit #BN0168802

2022
Gorlech - Headwaters To Confluence With Cothi | 0 Spills |
0 hours | 0

The declared body of water receiving this discharge is the "Gorlech - Headwaters To Confluence With Cothi"
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.

99.8 | 10.5 hours
This monitor was operational for 99.8% of the year.
Leaving 10.5 hours unaccounted for in the data.


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

Permit & Governance

AttributeValue
Governing BodyNatural Resources Wales
OperatorDwr Cymru Welsh Water
Primary Permit #BN0168802
Secondary Permit #BN0168802

2021
Gorlech - Headwaters To Confluence With Cothi | 0 Spills |
0 hours | 0

The declared body of water receiving this discharge is the "Gorlech - Headwaters To Confluence With Cothi"
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.

99.9 | 0.8 hours
This monitor was operational for 99.9% of the year.
Leaving 0.8 hours unaccounted for in the data.


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

Permit & Governance

AttributeValue
Governing BodyNatural Resources Wales
OperatorDwr Cymru Welsh Water
Primary Permit #BN0168802
Secondary Permit #BN0168802


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Operator comments are presented, unedited, as they were received by us and do not reflect our views or position

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