Rhondda R - Conf Afon Rhondda Fach To Conf R Taff at CSO At Pwllgwuan Syphons, Millfield, Pontypridd
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
Rhondda R - Conf Afon Rhondda Fach To Conf R Taff | 382 Spills | 2026.2 hours | 7.71
The declared body of water receiving this discharge is the "Rhondda R - Conf Afon Rhondda Fach To Conf R Taff" This station has discharged sewage 382 time(s). The station has discharged for a total of 2026.2 hour(s). This is 7.71% of the time which we have data for. In total: 84 day(s)* of elapsed time.
98 | 525.6 hours This monitor has been operational for 98% of its total time we have data for. There are 525.6 hours unaccounted for due to downtime of the monitor.
The worst year in our records for the "CSO At Pwllgwuan Syphons, Millfield, Pontypridd" is 2021, discharging sewage for 749.2 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
Rhondda R - Conf Afon Rhondda Fach To Conf R Taff | 137 Spills | 599.5 hours | 6.84 The declared body of water receiving this discharge is the "Rhondda R - Conf Afon Rhondda Fach To Conf R Taff" This station discharged sewage 137 time(s) during 2023. The station discharged for a total of 599.5 hour(s). This is around 24 day(s)* or 6.84% of the year.
98.3 | 141.9 hours This monitor was operational for 98.3% of the year. Leaving 141.9 hours unaccounted for in the data.
*This is total time in days, not individual days of the year.
Permit & Governance
Attribute
Value
Governing Body
Natural Resources Wales
Operator
Dwr Cymru Welsh Water
Primary Permit #
AN0316301
Secondary Permit #
AN0316301
2022
Rhondda R - Conf Afon Rhondda Fach To Conf R Taff | 133 Spills | 677.5 hours | 7.73 The declared body of water receiving this discharge is the "Rhondda R - Conf Afon Rhondda Fach To Conf R Taff" This station discharged sewage 133 time(s) during 2022. The station discharged for a total of 677.5 hour(s). This is around 28 day(s)* or 7.73% of the year.
98.4 | 138.4 hours This monitor was operational for 98.4% of the year. Leaving 138.4 hours unaccounted for in the data.
*This is total time in days, not individual days of the year.
Permit & Governance
Attribute
Value
Governing Body
Natural Resources Wales
Operator
Dwr Cymru Welsh Water
Primary Permit #
AN0316301
Secondary Permit #
AN0316301
2021
Rhondda R - Conf Afon Rhondda Fach To Conf R Ta | 112 Spills | 749.2 hours | 8.55 The declared body of water receiving this discharge is the "Rhondda R - Conf Afon Rhondda Fach To Conf R Ta" This station discharged sewage 112 time(s) during 2021. The station discharged for a total of 749.2 hour(s). This is around 31 day(s)* or 8.55% of the year.
98.8 | 104.2 hours This monitor was operational for 98.8% of the year. Leaving 104.2 hours unaccounted for in the data.
*This is total time in days, not individual days of the year.
Permit & Governance
Attribute
Value
Governing Body
Natural Resources Wales
Operator
Dwr Cymru Welsh Water
Primary Permit #
AN0316301
Secondary Permit #
AN0316301
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Station overseen (meaning either provided, or regulated) by: Natural Resources Wales The information displayed here is used under license. We are not affiliated with any governing, or other, bodies. Nor do they necessarily endorse us, or us them. Please note that FloodMapper does not verify or check the accuracy of the data provided by third parties. The data is used as received from the source. Any underlying errors, inconsistencies, or inaccuracies in the original data will be reflected in the information presented on our platform. Users are advised to exercise their own judgment and caution when using the data for decision-making purposes. Information about our data sources and licenses can be found
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