Derwenlas - Sewage Summary
Summary for Derwenlas 2021-2023
In the period we have records for, 2021-2023, sewage has been discharged in, or near (~3mi.), Derwenlas 643 time(s).
Sewage has been discharged for a total of 2703.7 hour(s).
In total: 0.3 year(s)* of elapsed time.
99.4
The stations, on average, have been monitoring for 99.4% 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
Dyfi - Tidal Limit To Afon Twymyn Dyfi - Tidal Limit To Twymyn
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Derwenlas - Yearly Summary
Summary for Year 2023
In 2023, sewage was discharged in, or near (~3mi.), Derwenlas 317 time(s).
Sewage was discharged for a total of 1413 hour(s).
In total: 0.16 year(s)* of elapsed time.
99.4
The stations, on average, have been monitoring for 99.4% of the total time in 2023.
Stations with missing data have been excluded from this calculation.
Worst Stations in 2023
A single station may appear twice when there are multiple individual outlets in the top 3.
Summary for Year 2022
In 2022, sewage was discharged in, or near (~3mi.), Derwenlas 128 time(s).
Sewage was discharged for a total of 270.5 hour(s).
In total: 0.03 year(s)* of elapsed time.
99.8
The stations, on average, have been monitoring for 99.8% of the total time in 2022.
Stations with missing data have been excluded from this calculation.
Worst Stations in 2022
A single station may appear twice when there are multiple individual outlets in the top 3.
Summary for Year 2021
In 2021, sewage was discharged in, or near (~3mi.), Derwenlas 198 time(s).
Sewage was discharged for a total of 1020.2 hour(s).
In total: 0.11 year(s)* of elapsed time.
98.9
The stations, on average, have been monitoring for 98.9% of the total time in 2021.
Stations with missing data have been excluded from this calculation.
Worst Stations in 2021
A single station may appear twice when there are multiple individual outlets in the top 3.
* - Elapsed time, in years or days, is the sum of time across the station(s) for which discharge event(s) have occured.
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