River Basins Western Wales Carmarthen Bay and the Gower Taf Cynin - headwaters to tidal limit St Clears Sewage Pumping Station
Cynin - Headwaters To Tidal Limit at St Clears Sewage Pumping Station
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
5716 hours | 21.75
The declared body of water receiving this discharge is the "Cynin - Headwaters To Tidal Limit"
This station has discharged sewage 481 time(s).
The station has discharged for a total of 5716 hour(s).
This is 21.75% of the time which we have data for.
In total: 238 day(s)* of elapsed time.
80.3 | 5168.4 hours
This monitor has been operational for 80.3% of its total time we have data for.
There are 5168.4 hours unaccounted for due to downtime of the monitor.
The worst year in our records for the "St Clears Sewage Pumping Station" is 2023, discharging sewage for 2615.2 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
2615.2 hours | 29.85
The declared body of water receiving this discharge is the "Cynin - Headwaters To Tidal Limit"
This station discharged sewage 181 time(s) during 2023.
The station discharged for a total of 2615.2 hour(s).
This is around 108 day(s)* or 29.85% of the year.
81.7 | 1597.8 hours
This monitor was operational for 81.7% of the year.
Leaving 1597.8 hours unaccounted for in the data.
This falls below the 90% threshold where a reason should be given
The following reasons have been given for the downtime in 2023:
Telemetry Or Data Archiving Failure / Issue
*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 # | AB3795ZF |
| Secondary Permit # | AB3795ZF |
2022
Note: Data is potentially unreliable in 2022
Due to high unavailability of the monitor
Cynin - Headwaters To Tidal Limit | 88 Spills | Due to high unavailability of the monitor
867.5 hours | 9.9
The declared body of water receiving this discharge is the "Cynin - Headwaters To Tidal Limit"
This station discharged sewage 88 time(s) during 2022.
The station discharged for a total of 867.5 hour(s).
This is around 36 day(s)* or 9.9% of the year.
60.5 | 3459.3 hours
This monitor was operational for 60.5% of the year.
Leaving 3459.3 hours unaccounted for in the data.
This falls below the 90% threshold where a reason should be given
The following reasons have been given for the downtime in 2022:
Telemetry Or Data Archiving Failure / Issue
*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 # | AB3795ZF |
| Secondary Permit # | AB3795ZF |
2021
2233.2 hours | 25.49
The declared body of water receiving this discharge is the "Holyhead Bay"
This station discharged sewage 212 time(s) during 2021.
The station discharged for a total of 2233.2 hour(s).
This is around 93 day(s)* or 25.49% of the year.
100 | 0 hours
This monitor was operational for 100% of the year.
Leaving 0 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 # | AB3795ZF |
| Secondary Permit # | AB3795ZF |
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Local Information
Station Data Information
Station overseen (meaning either provided, or regulated) by: Natural Resources Wales
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Please note that FloodMapper does not verify or check the accuracy of the data provided by third parties. The data is used as received from the source. Any underlying errors, inconsistencies, or inaccuracies in the original data will be reflected in the information presented on our platform. Users are advised to exercise their own judgment and caution when using the data for decision-making purposes.
Information about our data sources and licenses can be found
The information displayed here is used under license. We are not affiliated with any governing, or other, bodies. Nor do they necessarily endorse us, or us them.
Please note that FloodMapper does not verify or check the accuracy of the data provided by third parties. The data is used as received from the source. Any underlying errors, inconsistencies, or inaccuracies in the original data will be reflected in the information presented on our platform. Users are advised to exercise their own judgment and caution when using the data for decision-making purposes.
Information about our data sources and licenses can be found
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