In the period we have records for, 2021-2023, sewage has been discharged in, or near (~3mi.), Porthaethwy 2272 time(s). Sewage has been discharged for a total of 21928.2 hour(s). In total: 2.5 year(s)* of elapsed time.
94.3 The stations, on average, have been monitoring for 94.3% of the total time we have data for.
Discharge Volume by Year
Hours and Spills by Year
Uptime Yearly Summary (Average)
Summary of Bodies Receiving Discharge
Cegin Afon Cadnant Braint - Upper Cadnant Cegin Menai Strait
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Porthaethwy - Yearly Summary
Summary for Year 2023
852 Spills | 8563 hours
In 2023, sewage was discharged in, or near (~3mi.), Porthaethwy 852 time(s). Sewage was discharged for a total of 8563 hour(s). In total: 0.97 year(s)* of elapsed time.
96.5 The stations, on average, have been monitoring for 96.5% of the total time in 2023. Stations with missing data have been excluded from this calculation.
A single station may appear twice when there are multiple individual outlets in the top 3.
Summary for Year 2022
599 Spills | 4963.5 hours
In 2022, sewage was discharged in, or near (~3mi.), Porthaethwy 599 time(s). Sewage was discharged for a total of 4963.5 hour(s). In total: 0.56 year(s)* of elapsed time.
92.1 The stations, on average, have been monitoring for 92.1% of the total time in 2022. Stations with missing data have been excluded from this calculation.
A single station may appear twice when there are multiple individual outlets in the top 3.
Summary for Year 2021
821 Spills | 8401.7 hours
In 2021, sewage was discharged in, or near (~3mi.), Porthaethwy 821 time(s). Sewage was discharged for a total of 8401.7 hour(s). In total: 0.95 year(s)* of elapsed time.
94.4 The stations, on average, have been monitoring for 94.4% of the total time in 2021. Stations with missing data have been excluded from this calculation.