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Afon Lwyd - Source To Mon And Brecon Canal at Blaenavon Band Hut Mh 57a Swo 2

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 - Source To Mon And Brecon Canal | 166 Spills |
479.5 hours | 1.82


The declared body of water receiving this discharge is the "Afon Lwyd - Source To Mon And Brecon Canal"
This station has discharged sewage 166 time(s).
The station has discharged for a total of 479.5 hour(s).
This is 1.82% of the time which we have data for.
In total: 19 day(s)* of elapsed time.

98.3 | 438 hours
This monitor has been operational for 98.3% of its total time we have data for.
There are 438 hours unaccounted for due to downtime of the monitor.


The worst year in our records for the "Blaenavon Band Hut Mh 57a Swo 2" is 2021, discharging sewage for 198.2 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
Afon Lwyd - Source To Mon And Brecon Canal | 54 Spills |
136 hours | 1.55

The declared body of water receiving this discharge is the "Afon Lwyd - Source To Mon And Brecon Canal"
This station discharged sewage 54 time(s) during 2023.
The station discharged for a total of 136 hour(s).
This is around 5 day(s)* or 1.55% of the year.

98.9 | 89.3 hours
This monitor was operational for 98.9% of the year.
Leaving 89.3 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 #BB3693NA
Secondary Permit #BB3693NA

2022
Afon Lwyd - Source To Mon And Brecon Canal | 55 Spills |
145.2 hours | 1.65

The declared body of water receiving this discharge is the "Afon Lwyd - Source To Mon And Brecon Canal"
This station discharged sewage 55 time(s) during 2022.
The station discharged for a total of 145.2 hour(s).
This is around 6 day(s)* or 1.65% of the year.

99 | 84 hours
This monitor was operational for 99% of the year.
Leaving 84 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 #BB3693NA
Secondary Permit #BB3693NA

2021
Afon Lwyd - Source To Conf Dowlais Bk | 57 Spills |
198.2 hours | 2.26

The declared body of water receiving this discharge is the " Afon Lwyd - Source To Conf Dowlais Bk"
This station discharged sewage 57 time(s) during 2021.
The station discharged for a total of 198.2 hour(s).
This is around 8 day(s)* or 2.26% of the year.

98.9 | 93.7 hours
This monitor was operational for 98.9% of the year.
Leaving 93.7 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 #BB3693NA
Secondary Permit #BB3693NA


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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: Natural Resources Wales
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