In the period we have records for, 2021-2023, sewage has been discharged in, or near (~3mi.), Trewoon 365 time(s). Sewage has been discharged for a total of 4879.9 hour(s). In total: 0.55 year(s)* of elapsed time.
86.6 The stations, on average, have been monitoring for 86.6% 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
Caerhays Stream Polgooth Stream St Austell River St Austell River(S) Stream (S)
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Trewoon - Yearly Summary
Summary for Year 2023
183 Spills | 2440.1 hours
In 2023, sewage was discharged in, or near (~3mi.), Trewoon 183 time(s). Sewage was discharged for a total of 2440.1 hour(s). In total: 0.27 year(s)* of elapsed time.
100 The stations, on average, have been monitoring for 100% 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
82 Spills | 1231.7 hours
In 2022, sewage was discharged in, or near (~3mi.), Trewoon 82 time(s). Sewage was discharged for a total of 1231.7 hour(s). In total: 0.14 year(s)* of elapsed time.
99.8 The stations, on average, have been monitoring for 99.8% 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
100 Spills | 1208 hours
In 2021, sewage was discharged in, or near (~3mi.), Trewoon 100 time(s). Sewage was discharged for a total of 1208 hour(s). In total: 0.13 year(s)* of elapsed time.
60 The stations, on average, have been monitoring for 60% of the total time in 2021. Stations with missing data have been excluded from this calculation.