In the period we have records for, 2021-2023, sewage has been discharged in, or near (~3mi.), Norwich 1521 time(s). Sewage has been discharged for a total of 9317.2 hour(s). In total: 1.06 year(s)* of elapsed time.
71.4 The stations, on average, have been monitoring for 71.4% 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 Wensum The River Wensum The River Wensum (Tidal) The River Yare Wensum Ds Norwich
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Norwich - Yearly Summary
Summary for Year 2023
471 Spills | 1051 hours
In 2023, sewage was discharged in, or near (~3mi.), Norwich 471 time(s). Sewage was discharged for a total of 1051 hour(s). In total: 0.11 year(s)* of elapsed time.
74.4 The stations, on average, have been monitoring for 74.4% 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
244 Spills | 554.9 hours
In 2022, sewage was discharged in, or near (~3mi.), Norwich 244 time(s). Sewage was discharged for a total of 554.9 hour(s). In total: 0.06 year(s)* of elapsed time.
69.4 The stations, on average, have been monitoring for 69.4% 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
806 Spills | 7711.2 hours
In 2021, sewage was discharged in, or near (~3mi.), Norwich 806 time(s). Sewage was discharged for a total of 7711.2 hour(s). In total: 0.88 year(s)* of elapsed time.
70.5 The stations, on average, have been monitoring for 70.5% of the total time in 2021. Stations with missing data have been excluded from this calculation.