In the period we have records for, 2021-2023, sewage has been discharged in, or near (~3mi.), Pentrefelin 620 time(s). Sewage has been discharged for a total of 5288.2 hour(s). In total: 0.6 year(s)* of elapsed time.
85.3 The stations, on average, have been monitoring for 85.3% 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
Dwyfawr - Lower Un-Named Tributary Tremadog Bay Culverted Stream Which Crosses Criccieth Beach Dwyfawr - Lower Glaslyn Tremadog Bay Unnamed Stream
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Pentrefelin - Yearly Summary
Summary for Year 2023
225 Spills | 1861.5 hours
In 2023, sewage was discharged in, or near (~3mi.), Pentrefelin 225 time(s). Sewage was discharged for a total of 1861.5 hour(s). In total: 0.21 year(s)* of elapsed time.
91 The stations, on average, have been monitoring for 91% 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
144 Spills | 1266.2 hours
In 2022, sewage was discharged in, or near (~3mi.), Pentrefelin 144 time(s). Sewage was discharged for a total of 1266.2 hour(s). In total: 0.14 year(s)* of elapsed time.
81.9 The stations, on average, have been monitoring for 81.9% 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
251 Spills | 2160.5 hours
In 2021, sewage was discharged in, or near (~3mi.), Pentrefelin 251 time(s). Sewage was discharged for a total of 2160.5 hour(s). In total: 0.24 year(s)* of elapsed time.
83 The stations, on average, have been monitoring for 83% of the total time in 2021. Stations with missing data have been excluded from this calculation.