In the period we have records for, 2021-2023, sewage has been discharged in, or near (~3mi.), Holwell 184 time(s). Sewage has been discharged for a total of 444.7 hour(s). In total: 0.05 year(s)* of elapsed time.
59.1 The stations, on average, have been monitoring for 59.1% 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
River Hiz Trib River Ivel Trib River Oughton Tributary Of The River Hiz
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Holwell - Yearly Summary
Summary for Year 2023
102 Spills | 171.5 hours
In 2023, sewage was discharged in, or near (~3mi.), Holwell 102 time(s). Sewage was discharged for a total of 171.5 hour(s). In total: 0.01 year(s)* of elapsed time.
59 The stations, on average, have been monitoring for 59% 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 | 195.2 hours
In 2022, sewage was discharged in, or near (~3mi.), Holwell 52 time(s). Sewage was discharged for a total of 195.2 hour(s). In total: 0.02 year(s)* of elapsed time.
59 The stations, on average, have been monitoring for 59% 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
30 Spills | 78 hours
In 2021, sewage was discharged in, or near (~3mi.), Holwell 30 time(s). Sewage was discharged for a total of 78 hour(s). In total: 0 year(s)* of elapsed time.
59.4 The stations, on average, have been monitoring for 59.4% of the total time in 2021. Stations with missing data have been excluded from this calculation.