Bristol Channel Inner North at West Aberthaw WWTW W Aberthaw Barry
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.
The declared body of water receiving this discharge is the "Bristol Channel Inner North" This station has discharged sewage 174 time(s). The station has discharged for a total of 2539.7 hour(s). This is 9.66% of the time which we have data for. In total: 105 day(s)* of elapsed time.
96.3 | 963.6 hours This monitor has been operational for 96.3% of its total time we have data for. There are 963.6 hours unaccounted for due to downtime of the monitor.
The worst year in our records for the "West Aberthaw WWTW W Aberthaw Barry" is 2023, discharging sewage for 1372.7 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
Bristol Channel Inner North | 88 Spills | 1372.7 hours | 15.67 The declared body of water receiving this discharge is the "Bristol Channel Inner North" This station discharged sewage 88 time(s) during 2023. The station discharged for a total of 1372.7 hour(s). This is around 57 day(s)* or 15.67% of the year.
92.5 | 651.7 hours This monitor was operational for 92.5% of the year. Leaving 651.7 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 #
AN0419401
Secondary Permit #
AN0419401
2022
Bristol Channel Inner North | 30 Spills | 364 hours | 4.15 The declared body of water receiving this discharge is the "Bristol Channel Inner North" This station discharged sewage 30 time(s) during 2022. The station discharged for a total of 364 hour(s). This is around 15 day(s)* or 4.15% of the year.
98.3 | 145.4 hours This monitor was operational for 98.3% of the year. Leaving 145.4 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 #
AN0419401
Secondary Permit #
AN0419401
2021
Bristol Channel Inner North | 56 Spills | 803 hours | 9.16 The declared body of water receiving this discharge is the "Bristol Channel Inner North" This station discharged sewage 56 time(s) during 2021. The station discharged for a total of 803 hour(s). This is around 33 day(s)* or 9.16% of the year.
99.9 | 7.8 hours This monitor was operational for 99.9% of the year. Leaving 7.8 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 #
AN0419401
Secondary Permit #
AN0419401
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