In the period we have records for, 2021-2023, sewage has been discharged in, or near (~3mi.), Dwyran 1214 time(s). Sewage has been discharged for a total of 2142.2 hour(s). In total: 0.24 year(s)* of elapsed time.
74.5 The stations, on average, have been monitoring for 74.5% 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
Braint - Lower Afon Braint Afon Cadnant Afon Seiont Braint - Lower Cefni Gwyrfai - Downstream Of Cwellyn Menai Stait Menai Strait Menai Straits Rhyd Y Valley Seiont Unnamed Ditch
View Summaries Nearby
Dwyran - Yearly Summary
Summary for Year 2023
431 Spills | 670 hours
In 2023, sewage was discharged in, or near (~3mi.), Dwyran 431 time(s). Sewage was discharged for a total of 670 hour(s). In total: 0.07 year(s)* of elapsed time.
73.5 The stations, on average, have been monitoring for 73.5% 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
346 Spills | 379.5 hours
In 2022, sewage was discharged in, or near (~3mi.), Dwyran 346 time(s). Sewage was discharged for a total of 379.5 hour(s). In total: 0.04 year(s)* of elapsed time.
73.2 The stations, on average, have been monitoring for 73.2% 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
437 Spills | 1092.7 hours
In 2021, sewage was discharged in, or near (~3mi.), Dwyran 437 time(s). Sewage was discharged for a total of 1092.7 hour(s). In total: 0.12 year(s)* of elapsed time.
76.8 The stations, on average, have been monitoring for 76.8% of the total time in 2021. Stations with missing data have been excluded from this calculation.