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Marlas - Headwaters To Confluence With Loughor at CSO 6 Nr Bryn Marlais Farm

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
Marlas - Headwaters To Confluence With Loughor | 670 Spills |
12062.2 hours | 45.89


The declared body of water receiving this discharge is the "Marlas - Headwaters To Confluence With Loughor"
This station has discharged sewage 670 time(s).
The station has discharged for a total of 12062.2 hour(s).
This is 45.89% of the time which we have data for.
In total: 502 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 "CSO 6 Nr Bryn Marlais Farm" is 2023, discharging sewage for 4543 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
Marlas - Headwaters To Confluence With Loughor | 250 Spills |
4543 hours | 51.86

The declared body of water receiving this discharge is the "Marlas - Headwaters To Confluence With Loughor"
This station discharged sewage 250 time(s) during 2023.
The station discharged for a total of 4543 hour(s).
This is around 189 day(s)* or 51.86% of the year.

99.7 | 21.9 hours
This monitor was operational for 99.7% of the year.
Leaving 21.9 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 #BW1402401
Secondary Permit #BW1402401

2022
Marlas - Headwaters To Confluence With Loughor | 193 Spills |
3271 hours | 37.34

The declared body of water receiving this discharge is the "Marlas - Headwaters To Confluence With Loughor"
This station discharged sewage 193 time(s) during 2022.
The station discharged for a total of 3271 hour(s).
This is around 136 day(s)* or 37.34% of the year.

99.7 | 18.3 hours
This monitor was operational for 99.7% of the year.
Leaving 18.3 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 #BW1402401
Secondary Permit #BW1402401

2021
Marlais - Headwaters To Confluence With Loughor | 227 Spills |
4248.2 hours | 48.49

The declared body of water receiving this discharge is the "Marlais - Headwaters To Confluence With Loughor"
This station discharged sewage 227 time(s) during 2021.
The station discharged for a total of 4248.2 hour(s).
This is around 177 day(s)* or 48.49% of the year.

99.4 | 48.1 hours
This monitor was operational for 99.4% of the year.
Leaving 48.1 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 #BW1402401
Secondary Permit #BW1402401


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