Porthmadog (Gwynedd - Gwynedd) - Sewage Summary
Summary for Porthmadog 2021-2023
In the period we have records for, 2021-2023, sewage has been discharged in, or near (~3mi.), Porthmadog 1167 time(s).
Sewage has been discharged for a total of 4238.7 hour(s).
In total: 0.48 year(s)* of elapsed time.
87.7
The stations, on average, have been monitoring for 87.7% 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
Un-Named To Glaslyn Estuary North Afon Glaslyn Afon Glaslyn Estuary Coastal Waters Cyt Stream Glaslyn Nant Y Cyt Porthmadog Cut The "Cyt Bach" Surface Watercourse Adjacent To Snowdon Street Tremadog Bay Unnamed Stream
View Summaries Nearby
Porthmadog - Yearly Summary
Summary for Year 2023
In 2023, sewage was discharged in, or near (~3mi.), Porthmadog 409 time(s).
Sewage was discharged for a total of 1298.2 hour(s).
In total: 0.14 year(s)* of elapsed time.
89.3
The stations, on average, have been monitoring for 89.3% 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.), Porthmadog 452 time(s).
Sewage was discharged for a total of 2077 hour(s).
In total: 0.23 year(s)* of elapsed time.
89.4
The stations, on average, have been monitoring for 89.4% 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.), Porthmadog 306 time(s).
Sewage was discharged for a total of 863.5 hour(s).
In total: 0.09 year(s)* of elapsed time.
84.3
The stations, on average, have been monitoring for 84.3% 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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