River Basins Dee Dee Dee Lower Chester Weir to Ceiriog Pulford Brook Storm Overflow At Lavister Wastewater Treatment Works
Pulford Brook at Storm Overflow At Lavister Wastewater Treatment Works
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
4011 hours | 15.26
The declared body of water receiving this discharge is the "Pulford Brook"
This station has discharged sewage 345 time(s).
The station has discharged for a total of 4011 hour(s).
This is 15.26% of the time which we have data for.
In total: 167 day(s)* of elapsed time.
66.3 | 8847.6 hours
This monitor has been operational for 66.3% of its total time we have data for.
There are 8847.6 hours unaccounted for due to downtime of the monitor.
The worst year in our records for the "Storm Overflow At Lavister Wastewater Treatment Works" is 2023, discharging sewage for 2113.5 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
2113.5 hours | 24.12
The declared body of water receiving this discharge is the "Pulford Brook"
This station discharged sewage 172 time(s) during 2023.
The station discharged for a total of 2113.5 hour(s).
This is around 88 day(s)* or 24.12% of the year.
97.3 | 232.1 hours
This monitor was operational for 97.3% of the year.
Leaving 232.1 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 # | CM0177001 |
| Secondary Permit # | CM0177001 |
2022
Note: Data is potentially unreliable in 2022
Due to high unavailability of the monitor
Pulford Brook | 35 Spills | Due to high unavailability of the monitor
308.2 hours | 3.51
The declared body of water receiving this discharge is the "Pulford Brook"
This station discharged sewage 35 time(s) during 2022.
The station discharged for a total of 308.2 hour(s).
This is around 12 day(s)* or 3.51% of the year.
19.8 | 7018.5 hours
This monitor was operational for 19.8% of the year.
Leaving 7018.5 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:
Comms 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 # | CM0177001 |
| Secondary Permit # | CM0177001 |
2021
1589.2 hours | 18.14
The declared body of water receiving this discharge is the "Pulford Brook"
This station discharged sewage 138 time(s) during 2021.
The station discharged for a total of 1589.2 hour(s).
This is around 66 day(s)* or 18.14% of the year.
83.2 | 1469 hours
This monitor was operational for 83.2% of the year.
Leaving 1469 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 2021:
Communications Issue - Escalated Through Business As Usual Process For Communications Failures.
*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 # | CM0177001 |
| Secondary Permit # | CM0177001 |
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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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