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Ebbw R - Conf Ebbw Fach R To Maes-Glas at Tanybryn Risca CSO, Pontymister

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
Ebbw R - Conf Ebbw Fach R To Maes-Glas | 291 Spills |
3598.2 hours | 13.69


The declared body of water receiving this discharge is the "Ebbw R - Conf Ebbw Fach R To Maes-Glas"
This station has discharged sewage 291 time(s).
The station has discharged for a total of 3598.2 hour(s).
This is 13.69% of the time which we have data for.
In total: 149 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 "Tanybryn Risca CSO, Pontymister" is 2023, discharging sewage for 1479.7 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
Ebbw R - Conf Ebbw Fach R To Maes-Glas | 115 Spills |
1479.7 hours | 16.89

The declared body of water receiving this discharge is the "Ebbw R - Conf Ebbw Fach R To Maes-Glas"
This station discharged sewage 115 time(s) during 2023.
The station discharged for a total of 1479.7 hour(s).
This is around 61 day(s)* or 16.89% of the year.

98.6 | 117.3 hours
This monitor was operational for 98.6% of the year.
Leaving 117.3 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 #AD0002801
Secondary Permit #AD0002801

2022
Ebbw R - Conf Ebbw Fach R To Maes-Glas | 90 Spills |
1096.5 hours | 12.51

The declared body of water receiving this discharge is the "Ebbw R - Conf Ebbw Fach R To Maes-Glas"
This station discharged sewage 90 time(s) during 2022.
The station discharged for a total of 1096.5 hour(s).
This is around 45 day(s)* or 12.51% of the year.

99.1 | 78.8 hours
This monitor was operational for 99.1% of the year.
Leaving 78.8 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 #AD0002801
Secondary Permit #AD0002801

2021
Ebbw R - Conf Ebbw Fach R To Maes-Glas | 86 Spills |
1022 hours | 11.66

The declared body of water receiving this discharge is the "Ebbw R - Conf Ebbw Fach R To Maes-Glas"
This station discharged sewage 86 time(s) during 2021.
The station discharged for a total of 1022 hour(s).
This is around 42 day(s)* or 11.66% of the year.

98.7 | 111.2 hours
This monitor was operational for 98.7% of the year.
Leaving 111.2 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 #AD0002801
Secondary Permit #AD0002801


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