In the period we have records for, 2021-2023, sewage has been discharged in, or near (~3mi.), Johnston 813 time(s). Sewage has been discharged for a total of 6988.2 hour(s). In total: 0.79 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
Huberston Pill - Headwaters To Tidal Limit Rickeston Pill - Headwaters To Tidal Limit Westfield Pilll - Headwaters To Tidal Limit Huberston Pill - Headwaters To Tidal Limit Merlin's Brook - Headwaters To Conf With H Cleddau Sandy Haven Pill Westfield Pilll - Headwaters To Tidal Limit
View Summaries Nearby
Johnston - Yearly Summary
Summary for Year 2023
262 Spills | 1227 hours
In 2023, sewage was discharged in, or near (~3mi.), Johnston 262 time(s). Sewage was discharged for a total of 1227 hour(s). In total: 0.14 year(s)* of elapsed time.
99.9 The stations, on average, have been monitoring for 99.9% 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
195 Spills | 653.5 hours
In 2022, sewage was discharged in, or near (~3mi.), Johnston 195 time(s). Sewage was discharged for a total of 653.5 hour(s). In total: 0.07 year(s)* of elapsed time.
97.2 The stations, on average, have been monitoring for 97.2% 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
356 Spills | 5107.7 hours
In 2021, sewage was discharged in, or near (~3mi.), Johnston 356 time(s). Sewage was discharged for a total of 5107.7 hour(s). In total: 0.58 year(s)* of elapsed time.
99.9 The stations, on average, have been monitoring for 99.9% of the total time in 2021. Stations with missing data have been excluded from this calculation.