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Nyfer - Headwaters To Confluence With Brynberian at Crymych STW

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.
Sewage Reports that include this Station
Operational Summary - 2022-2023
Nyfer - Headwaters To Confluence With Brynberian | 289 Spills |
2729.5 hours | 15.57


The declared body of water receiving this discharge is the "Nyfer - Headwaters To Confluence With Brynberian"
This station has discharged sewage 289 time(s).
The station has discharged for a total of 2729.5 hour(s).
This is 15.57% of the time which we have data for.
In total: 113 day(s)* of elapsed time.

98.5 | 262.8 hours
This monitor has been operational for 98.5% 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 "Crymych STW" is 2023, discharging sewage for 1734.5 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
Nyfer - Headwaters To Confluence With Brynberian | 155 Spills |
1734.5 hours | 19.8

The declared body of water receiving this discharge is the "Nyfer - Headwaters To Confluence With Brynberian"
This station discharged sewage 155 time(s) during 2023.
The station discharged for a total of 1734.5 hour(s).
This is around 72 day(s)* or 19.8% of the year.

98.8 | 101.6 hours
This monitor was operational for 98.8% of the year.
Leaving 101.6 hours unaccounted for in the data.


*This is total time in days, not individual days of the year.

Permit & Governance

AttributeValue
Governing BodyNatural Resources Wales
OperatorDwr Cymru Welsh Water
Primary Permit #BP0044401
Secondary Permit #BP0044401

2022
Nyfer - Headwaters To Confluence With Brynberian | 134 Spills |
995 hours | 11.35

The declared body of water receiving this discharge is the "Nyfer - Headwaters To Confluence With Brynberian"
This station discharged sewage 134 time(s) during 2022.
The station discharged for a total of 995 hour(s).
This is around 41 day(s)* or 11.35% of the year.

99.9 | 8.7 hours
This monitor was operational for 99.9% of the year.
Leaving 8.7 hours unaccounted for in the data.


*This is total time in days, not individual days of the year.

Permit & Governance

AttributeValue
Governing BodyNatural Resources Wales
OperatorDwr Cymru Welsh Water
Primary Permit #BP0044401
Secondary Permit #BP0044401


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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
Station Data Information
Station overseen (meaning either provided, or regulated) by: Natural Resources Wales
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