In the period we have records for, 2021-2023, sewage has been discharged in, or near (~3mi.), Hermon 386 time(s). Sewage has been discharged for a total of 3844.2 hour(s). In total: 0.43 year(s)* of elapsed time.
65.7 The stations, on average, have been monitoring for 65.7% 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
Afon Cefni Upstream Of Tidal Gates Cefni Cefni Estuary Ffraw Rhyd-Hir Unnamed Ditch
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Hermon - Yearly Summary
Summary for Year 2023
189 Spills | 2078.7 hours
In 2023, sewage was discharged in, or near (~3mi.), Hermon 189 time(s). Sewage was discharged for a total of 2078.7 hour(s). In total: 0.23 year(s)* of elapsed time.
80.4 The stations, on average, have been monitoring for 80.4% 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
114 Spills | 1092.7 hours
In 2022, sewage was discharged in, or near (~3mi.), Hermon 114 time(s). Sewage was discharged for a total of 1092.7 hour(s). In total: 0.12 year(s)* of elapsed time.
58.8 The stations, on average, have been monitoring for 58.8% 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
83 Spills | 672.7 hours
In 2021, sewage was discharged in, or near (~3mi.), Hermon 83 time(s). Sewage was discharged for a total of 672.7 hour(s). In total: 0.07 year(s)* of elapsed time.
58 The stations, on average, have been monitoring for 58% of the total time in 2021. Stations with missing data have been excluded from this calculation.