In the period we have records for, 2021-2023, sewage has been discharged in, or near (~3mi.), Leatherhead 184 time(s). Sewage has been discharged for a total of 2520 hour(s). In total: 0.28 year(s)* of elapsed time.
82.1 The stations, on average, have been monitoring for 82.1% 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
Bookham Brook Mole River Mole
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Leatherhead - Yearly Summary
Summary for Year 2023
67 Spills | 994.2 hours
In 2023, sewage was discharged in, or near (~3mi.), Leatherhead 67 time(s). Sewage was discharged for a total of 994.2 hour(s). In total: 0.11 year(s)* of elapsed time.
73.6 The stations, on average, have been monitoring for 73.6% 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
47 Spills | 714.4 hours
In 2022, sewage was discharged in, or near (~3mi.), Leatherhead 47 time(s). Sewage was discharged for a total of 714.4 hour(s). In total: 0.08 year(s)* of elapsed time.
74 The stations, on average, have been monitoring for 74% 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
70 Spills | 811.3 hours
In 2021, sewage was discharged in, or near (~3mi.), Leatherhead 70 time(s). Sewage was discharged for a total of 811.3 hour(s). In total: 0.09 year(s)* of elapsed time.
98.9 The stations, on average, have been monitoring for 98.9% of the total time in 2021. Stations with missing data have been excluded from this calculation.