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Nant Mychydd - Source To Conf Ely R at Capel Farm Ps Emergency Tonyrefai

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
Nant Mychydd - Source To Conf Ely R | 65 Spills |
664.7 hours | 2.52


The declared body of water receiving this discharge is the "Nant Mychydd - Source To Conf Ely R"
This station has discharged sewage 65 time(s).
The station has discharged for a total of 664.7 hour(s).
This is 2.52% of the time which we have data for.
In total: 27 day(s)* of elapsed time.

93.3 | 1752 hours
This monitor has been operational for 93.3% of its total time we have data for.
There are 1752 hours unaccounted for due to downtime of the monitor.


The worst year in our records for the "Capel Farm Ps Emergency Tonyrefai" is 2022, discharging sewage for 280.7 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
Nant Mychydd - Source To Conf Ely R | 15 Spills |
126 hours | 1.43

The declared body of water receiving this discharge is the "Nant Mychydd - Source To Conf Ely R"
This station discharged sewage 15 time(s) during 2023.
The station discharged for a total of 126 hour(s).
This is around 5 day(s)* or 1.43% of the year.

99.8 | 9.6 hours
This monitor was operational for 99.8% of the year.
Leaving 9.6 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 #AN0234001
Secondary Permit #AN0234001

2022
Nant Mychydd - Source To Conf Ely R | 21 Spills |
280.7 hours | 3.2

The declared body of water receiving this discharge is the "Nant Mychydd - Source To Conf Ely R"
This station discharged sewage 21 time(s) during 2022.
The station discharged for a total of 280.7 hour(s).
This is around 11 day(s)* or 3.2% of the year.

100 | 0 hours
This monitor was operational for 100% of the year.
Leaving 0 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 #AN0234001
Secondary Permit #AN0234001

2021
Nant Mychydd - Source To Conf Ely R | 29 Spills |
258 hours | 2.94

The declared body of water receiving this discharge is the "Nant Mychydd - Source To Conf Ely R"
This station discharged sewage 29 time(s) during 2021.
The station discharged for a total of 258 hour(s).
This is around 10 day(s)* or 2.94% of the year.

81.5 | 1617 hours
This monitor was operational for 81.5% of the year.
Leaving 1617 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 2021:
Communications Issue, Resolved In September 2021.


*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 #AN0234001
Secondary Permit #AN0234001


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