In the period we have records for, 2021-2023, sewage has been discharged in, or near (~3mi.), Gravesend 524 time(s). Sewage has been discharged for a total of 1049.2 hour(s). In total: 0.11 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
Ouse (Newport Pagnell To Roxton) River Thames - Tidal River Thames Estuary Thames Estuary The Thames Estuary (Tidal) Tidal River Thames
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Gravesend - Yearly Summary
Summary for Year 2023
191 Spills | 387.9 hours
In 2023, sewage was discharged in, or near (~3mi.), Gravesend 191 time(s). Sewage was discharged for a total of 387.9 hour(s). In total: 0.04 year(s)* of elapsed time.
87.7 The stations, on average, have been monitoring for 87.7% 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
105 Spills | 108.2 hours
In 2022, sewage was discharged in, or near (~3mi.), Gravesend 105 time(s). Sewage was discharged for a total of 108.2 hour(s). In total: 0.01 year(s)* of elapsed time.
80.6 The stations, on average, have been monitoring for 80.6% 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
228 Spills | 553 hours
In 2021, sewage was discharged in, or near (~3mi.), Gravesend 228 time(s). Sewage was discharged for a total of 553 hour(s). In total: 0.06 year(s)* of elapsed time.
78 The stations, on average, have been monitoring for 78% of the total time in 2021. Stations with missing data have been excluded from this calculation.