In the period we have records for, 2021-2023, sewage has been discharged in, or near (~3mi.), Alfold 464 time(s). Sewage has been discharged for a total of 7612.5 hour(s). In total: 0.86 year(s)* of elapsed time.
99.8 The stations, on average, have been monitoring for 99.8% of the total time we have data for.
Discharge Volume by Year
Hours and Spills by Year
Uptime Yearly Summary (Average)
View Summaries Nearby
Alfold - Yearly Summary
Summary for Year 2023
209 Spills | 3985.1 hours
In 2023, sewage was discharged in, or near (~3mi.), Alfold 209 time(s). Sewage was discharged for a total of 3985.1 hour(s). In total: 0.45 year(s)* of elapsed time.
99.6 The stations, on average, have been monitoring for 99.6% 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
109 Spills | 1641.2 hours
In 2022, sewage was discharged in, or near (~3mi.), Alfold 109 time(s). Sewage was discharged for a total of 1641.2 hour(s). In total: 0.18 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
146 Spills | 1986.2 hours
In 2021, sewage was discharged in, or near (~3mi.), Alfold 146 time(s). Sewage was discharged for a total of 1986.2 hour(s). In total: 0.22 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.