River Basins Western Wales Cleddau and Pembrokeshire Coastal Rivers Coastal streams of North Milford Haven - Llangwm Pill to St Anne's Head Sandy Haven Pill Tiers Cross WWTW Inlet CSO Pembrk
Sandy Haven Pill at Tiers Cross WWTW Inlet CSO Pembrk
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
6024.5 hours | 22.92
The declared body of water receiving this discharge is the "Sandy Haven Pill"
This station has discharged sewage 532 time(s).
The station has discharged for a total of 6024.5 hour(s).
This is 22.92% of the time which we have data for.
In total: 251 day(s)* of elapsed time.
95.6 | 1138.7 hours
This monitor has been operational for 95.6% of its total time we have data for.
There are 1138.79 hours unaccounted for due to downtime of the monitor.
The worst year in our records for the "Tiers Cross WWTW Inlet CSO Pembrk" is 2021, discharging sewage for 4666.7 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
825.2 hours | 9.42
The declared body of water receiving this discharge is the "Sandy Haven Pill"
This station discharged sewage 129 time(s) during 2023.
The station discharged for a total of 825.2 hour(s).
This is around 34 day(s)* or 9.42% of the year.
99.9 | 3.5 hours
This monitor was operational for 99.9% of the year.
Leaving 3.5 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 # | BP0315301 |
| Secondary Permit # | BP0315301 |
2022
532.5 hours | 6.07
The declared body of water receiving this discharge is the "Sandy Haven Pill"
This station discharged sewage 140 time(s) during 2022.
The station discharged for a total of 532.5 hour(s).
This is around 22 day(s)* or 6.07% of the year.
89.1 | 954.8 hours
This monitor was operational for 89.1% of the year.
Leaving 954.8 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 2022:
Sensor 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 # | BP0315301 |
| Secondary Permit # | BP0315301 |
2021
4666.7 hours | 53.27
The declared body of water receiving this discharge is the " Rickeston Pill - Headwaters To Tidal Limit"
This station discharged sewage 263 time(s) during 2021.
The station discharged for a total of 4666.7 hour(s).
This is around 194 day(s)* or 53.27% of the year.
99.9 | 0.8 hours
This monitor was operational for 99.9% of the year.
Leaving 0.8 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 # | BP0315301 |
| Secondary Permit # | BP0315301 |
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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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