In the period we have records for, 2021-2023, sewage has been discharged in, or near (~3mi.), Hertingfordbury 239 time(s). Sewage has been discharged for a total of 2886.7 hour(s). In total: 0.32 year(s)* of elapsed time.
99 The stations, on average, have been monitoring for 99% 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
Harmonds Brook West Arm Lea
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Hertingfordbury - Yearly Summary
Summary for Year 2023
111 Spills | 1405 hours
In 2023, sewage was discharged in, or near (~3mi.), Hertingfordbury 111 time(s). Sewage was discharged for a total of 1405 hour(s). In total: 0.16 year(s)* of elapsed time.
99.7 The stations, on average, have been monitoring for 99.7% 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
58 Spills | 599.4 hours
In 2022, sewage was discharged in, or near (~3mi.), Hertingfordbury 58 time(s). Sewage was discharged for a total of 599.4 hour(s). In total: 0.06 year(s)* of elapsed time.
99.9 The stations, on average, have been monitoring for 99.9% 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
70 Spills | 882.3 hours
In 2021, sewage was discharged in, or near (~3mi.), Hertingfordbury 70 time(s). Sewage was discharged for a total of 882.3 hour(s). In total: 0.1 year(s)* of elapsed time.
97.3 The stations, on average, have been monitoring for 97.3% of the total time in 2021. Stations with missing data have been excluded from this calculation.