In the period we have records for, 2021-2023, sewage has been discharged in, or near (~3mi.), Great Alne 225 time(s). Sewage has been discharged for a total of 2154.4 hour(s). In total: 0.24 year(s)* of elapsed time.
93.7 The stations, on average, have been monitoring for 93.7% 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
Car Dyke Harworth Sewage Dyke River Alne River Arrow
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Great Alne - Yearly Summary
Summary for Year 2023
56 Spills | 454.2 hours
In 2023, sewage was discharged in, or near (~3mi.), Great Alne 56 time(s). Sewage was discharged for a total of 454.2 hour(s). In total: 0.05 year(s)* of elapsed time.
84.3 The stations, on average, have been monitoring for 84.3% 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
38 Spills | 114.1 hours
In 2022, sewage was discharged in, or near (~3mi.), Great Alne 38 time(s). Sewage was discharged for a total of 114.1 hour(s). In total: 0.01 year(s)* of elapsed time.
98.7 The stations, on average, have been monitoring for 98.7% 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
131 Spills | 1586 hours
In 2021, sewage was discharged in, or near (~3mi.), Great Alne 131 time(s). Sewage was discharged for a total of 1586 hour(s). In total: 0.18 year(s)* of elapsed time.
98.2 The stations, on average, have been monitoring for 98.2% of the total time in 2021. Stations with missing data have been excluded from this calculation.