In the period we have records for, 2021-2023, sewage has been discharged in, or near (~3mi.), Lees 300 time(s). Sewage has been discharged for a total of 4703.5 hour(s). In total: 0.53 year(s)* of elapsed time.
90.6 The stations, on average, have been monitoring for 90.6% 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
Bonehills Brook Flagshaw Brook Trib Of Mackworth Brook Tributary Of Egginton Brook
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Lees - Yearly Summary
Summary for Year 2023
69 Spills | 775.7 hours
In 2023, sewage was discharged in, or near (~3mi.), Lees 69 time(s). Sewage was discharged for a total of 775.7 hour(s). In total: 0.08 year(s)* of elapsed time.
98.9 The stations, on average, have been monitoring for 98.9% 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
52 Spills | 808.1 hours
In 2022, sewage was discharged in, or near (~3mi.), Lees 52 time(s). Sewage was discharged for a total of 808.1 hour(s). In total: 0.09 year(s)* of elapsed time.
73.5 The stations, on average, have been monitoring for 73.5% 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
179 Spills | 3119.7 hours
In 2021, sewage was discharged in, or near (~3mi.), Lees 179 time(s). Sewage was discharged for a total of 3119.7 hour(s). In total: 0.35 year(s)* of elapsed time.
99.5 The stations, on average, have been monitoring for 99.5% of the total time in 2021. Stations with missing data have been excluded from this calculation.