In the period we have records for, 2021-2023, sewage has been discharged in, or near (~3mi.), Grafton 55 time(s). Sewage has been discharged for a total of 252.4 hour(s). In total: 0.02 year(s)* of elapsed time.
97.9 The stations, on average, have been monitoring for 97.9% of the total time we have data for.
Discharge Volume by Year
Hours and Spills by Year
Uptime Yearly Summary (Average)
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Grafton - Yearly Summary
Summary for Year 2023
25 Spills | 119.1 hours
In 2023, sewage was discharged in, or near (~3mi.), Grafton 25 time(s). Sewage was discharged for a total of 119.1 hour(s). In total: 0.01 year(s)* of elapsed time.
100 The stations, on average, have been monitoring for 100% 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
10 Spills | 13.1 hours
In 2022, sewage was discharged in, or near (~3mi.), Grafton 10 time(s). Sewage was discharged for a total of 13.1 hour(s). In total: 0 year(s)* of elapsed time.
93.9 The stations, on average, have been monitoring for 93.9% 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
20 Spills | 120.1 hours
In 2021, sewage was discharged in, or near (~3mi.), Grafton 20 time(s). Sewage was discharged for a total of 120.1 hour(s). In total: 0.01 year(s)* of elapsed time.
99.8 The stations, on average, have been monitoring for 99.8% of the total time in 2021. Stations with missing data have been excluded from this calculation.