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Afon Lwyd - Below Mon And Brecon Canal at St Cadocs Hospital 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
Afon Lwyd - Below Mon And Brecon Canal | 217 Spills |
484 hours | 1.84


The declared body of water receiving this discharge is the "Afon Lwyd - Below Mon And Brecon Canal"
This station has discharged sewage 217 time(s).
The station has discharged for a total of 484 hour(s).
This is 1.84% of the time which we have data for.
In total: 20 day(s)* of elapsed time.

91.6 | 2189.9 hours
This monitor has been operational for 91.6% of its total time we have data for.
There are 2189.99 hours unaccounted for due to downtime of the monitor.


The worst year in our records for the "St Cadocs Hospital CSO" is 2023, discharging sewage for 229.7 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
Afon Lwyd - Below Mon And Brecon Canal | 79 Spills |
229.7 hours | 2.62

The declared body of water receiving this discharge is the "Afon Lwyd - Below Mon And Brecon Canal"
This station discharged sewage 79 time(s) during 2023.
The station discharged for a total of 229.7 hour(s).
This is around 9 day(s)* or 2.62% of the year.

97 | 257.5 hours
This monitor was operational for 97% of the year.
Leaving 257.5 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 #AN0158701
Secondary Permit #AN0158701

2022
Afon Lwyd - Below Mon And Brecon Canal | 66 Spills |
115.5 hours | 1.31

The declared body of water receiving this discharge is the "Afon Lwyd - Below Mon And Brecon Canal"
This station discharged sewage 66 time(s) during 2022.
The station discharged for a total of 115.5 hour(s).
This is around 4 day(s)* or 1.31% of the year.

80.8 | 1678.4 hours
This monitor was operational for 80.8% of the year.
Leaving 1678.4 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:
Sensor Failure / Issue


*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 #AN0158701
Secondary Permit #AN0158701

2021
Afon Lwyd - Conf Dowlais Bk To Pont Sadwrn | 72 Spills |
138.7 hours | 1.58

The declared body of water receiving this discharge is the "Afon Lwyd - Conf Dowlais Bk To Pont Sadwrn"
This station discharged sewage 72 time(s) during 2021.
The station discharged for a total of 138.7 hour(s).
This is around 5 day(s)* or 1.58% of the year.

98.8 | 98.9 hours
This monitor was operational for 98.8% of the year.
Leaving 98.9 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 #AN0158701
Secondary Permit #AN0158701


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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
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Afon Lwyd at Llanyrafon


Station Data Information
Station overseen (meaning either provided, or regulated) by: Natural Resources Wales
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