In the period we have records for, 2021-2023, sewage has been discharged in, or near (~3mi.), Caernarfon 2627 time(s). Sewage has been discharged for a total of 14152.2 hour(s). In total: 1.61 year(s)* of elapsed time.
92.1 The stations, on average, have been monitoring for 92.1% 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
Gwyrfai Seiont - Lower Afon Cadnant Afon Seiont Gwyrfai Gwyrfai - Downstream Of Cwellyn Menai Stait Menai Strait Menai Straits Seiont Seiont - Lower The Menai Strait
View Summaries Nearby
Caernarfon - Yearly Summary
Summary for Year 2023
1051 Spills | 6036.2 hours
In 2023, sewage was discharged in, or near (~3mi.), Caernarfon 1051 time(s). Sewage was discharged for a total of 6036.2 hour(s). In total: 0.68 year(s)* of elapsed time.
98.8 The stations, on average, have been monitoring for 98.8% 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
767 Spills | 3694 hours
In 2022, sewage was discharged in, or near (~3mi.), Caernarfon 767 time(s). Sewage was discharged for a total of 3694 hour(s). In total: 0.42 year(s)* of elapsed time.
83.8 The stations, on average, have been monitoring for 83.8% 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
809 Spills | 4422 hours
In 2021, sewage was discharged in, or near (~3mi.), Caernarfon 809 time(s). Sewage was discharged for a total of 4422 hour(s). In total: 0.5 year(s)* of elapsed time.
93.7 The stations, on average, have been monitoring for 93.7% of the total time in 2021. Stations with missing data have been excluded from this calculation.