In the period we have records for, 2021-2023, sewage has been discharged in, or near (~3mi.), St Mawgan 209 time(s). Sewage has been discharged for a total of 826.5 hour(s). In total: 0.09 year(s)* of elapsed time.
98.3 The stations, on average, have been monitoring for 98.3% 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
River Menahyl River Menalhyl (S) Stream/Atlantic Ocean (S)
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St Mawgan - Yearly Summary
Summary for Year 2023
70 Spills | 296.3 hours
In 2023, sewage was discharged in, or near (~3mi.), St Mawgan 70 time(s). Sewage was discharged for a total of 296.3 hour(s). In total: 0.03 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
49 Spills | 188.3 hours
In 2022, sewage was discharged in, or near (~3mi.), St Mawgan 49 time(s). Sewage was discharged for a total of 188.3 hour(s). In total: 0.02 year(s)* of elapsed time.
95 The stations, on average, have been monitoring for 95% 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
90 Spills | 341.8 hours
In 2021, sewage was discharged in, or near (~3mi.), St Mawgan 90 time(s). Sewage was discharged for a total of 341.8 hour(s). In total: 0.03 year(s)* of elapsed time.
100 The stations, on average, have been monitoring for 100% of the total time in 2021. Stations with missing data have been excluded from this calculation.