Tremadog Bay at Criccieth STW CSO To Settled Storm Sewage Tanks
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
7385.7 hours | 28.1
The declared body of water receiving this discharge is the "Tremadog Bay"
This station has discharged sewage 466 time(s).
The station has discharged for a total of 7385.7 hour(s).
This is 28.1% of the time which we have data for.
In total: 307 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 "Criccieth STW CSO To Settled Storm Sewage Tanks" is 2023, discharging sewage for 3381.5 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
3381.5 hours | 38.6
The declared body of water receiving this discharge is the "Tremadog Bay"
This station discharged sewage 200 time(s) during 2023.
The station discharged for a total of 3381.5 hour(s).
This is around 140 day(s)* or 38.6% 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 # | CG0341602 |
| Secondary Permit # | CG0341602 |
2022
2034.7 hours | 23.22
The declared body of water receiving this discharge is the "Tremadog Bay"
This station discharged sewage 140 time(s) during 2022.
The station discharged for a total of 2034.7 hour(s).
This is around 84 day(s)* or 23.22% of the year.
99.7 | 19.2 hours
This monitor was operational for 99.7% of the year.
Leaving 19.2 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 # | CG0341602 |
| Secondary Permit # | CG0341602 |
2021
1969.5 hours | 22.48
The declared body of water receiving this discharge is the "Tremadog Bay"
This station discharged sewage 126 time(s) during 2021.
The station discharged for a total of 1969.5 hour(s).
This is around 82 day(s)* or 22.48% of the year.
99.9 | 4.3 hours
This monitor was operational for 99.9% of the year.
Leaving 4.3 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 # | CG0341602 |
| Secondary Permit # | CG0341602 |
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Operator comments are presented, unedited, as they were received by us and do not reflect our views or position
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