Tremadog Bay at Llandanwg Terminal Ps
This is a sewage discharge monitoring station, which is usually a type of Event Duration Monitor (EDM).
These stations themselves are designed to mitigate the impact of heavy rainfall by discharging, under permitted conditions, any overflow into a water body. They are often actively discharging during flood events.
This page presents the data acquired by the monitoring system for this discharge station.
These stations themselves are designed to mitigate the impact of heavy rainfall by discharging, under permitted conditions, any overflow into a water body. They are often actively discharging during flood events.
This page presents the data acquired by the monitoring system for this discharge station.
Operational Summary - 2021-2023
1585.7 hours | 6.03
The declared body of water receiving this discharge is the "Tremadog Bay"
This station has discharged sewage 122 time(s).
The station has discharged for a total of 1585.7 hour(s).
This is 6.03% of the time which we have data for.
In total: 66 day(s)* of elapsed time.
99 | 262.8 hours
This monitor has been operational for 99% of its total time we have data for.
There are 262.8 hours unaccounted for due to downtime of the monitor.
The worst year in our records for the "Llandanwg Terminal Ps" is 2023, discharging sewage for 711.2 hours of the year.
Uptimes below 90% (red line) should be accompanied by a reason
*This is total time in days, not individual days.
Yearly Summary
Most Recent Year - 2023
711.2 hours | 8.11
The declared body of water receiving this discharge is the "Tremadog Bay"
This station discharged sewage 47 time(s) during 2023.
The station discharged for a total of 711.2 hour(s).
This is around 29 day(s)* or 8.11% of the year.
99.9 | 2.6 hours
This monitor was operational for 99.9% of the year.
Leaving 2.6 hours unaccounted for in the data.
*This is total time in days, not individual days of the year.
Permit & Governance
| Attribute | Value |
|---|---|
| Governing Body | Natural Resources Wales |
| Operator | Dwr Cymru Welsh Water |
| Primary Permit # | CG0430201 |
| Secondary Permit # | CG0430201 |
2022
227.5 hours | 2.59
The declared body of water receiving this discharge is the "Tremadog Bay"
This station discharged sewage 29 time(s) during 2022.
The station discharged for a total of 227.5 hour(s).
This is around 9 day(s)* or 2.59% of the year.
99.7 | 22.7 hours
This monitor was operational for 99.7% of the year.
Leaving 22.7 hours unaccounted for in the data.
*This is total time in days, not individual days of the year.
Permit & Governance
| Attribute | Value |
|---|---|
| Governing Body | Natural Resources Wales |
| Operator | Dwr Cymru Welsh Water |
| Primary Permit # | CG0430201 |
| Secondary Permit # | CG0430201 |
2021
647 hours | 7.38
The declared body of water receiving this discharge is the "Tremadog Bay"
This station discharged sewage 46 time(s) during 2021.
The station discharged for a total of 647 hour(s).
This is around 26 day(s)* or 7.38% of the year.
99.8 | 13.1 hours
This monitor was operational for 99.8% of the year.
Leaving 13.1 hours unaccounted for in the data.
*This is total time in days, not individual days of the year.
Permit & Governance
| Attribute | Value |
|---|---|
| Governing Body | Natural Resources Wales |
| Operator | Dwr Cymru Welsh Water |
| Primary Permit # | CG0430201 |
| Secondary Permit # | CG0430201 |
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Operator comments are presented, unedited, as they were received by us and do not reflect our views or position
Local Information
Nearby Flood Warnings
None
Nearby Alert Areas
None
Nearby Stations
No nearby stations
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