River Basins CSO At Newport Chepstow Road Near No589
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Usk at CSO At Newport Chepstow Road Near No589

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 - 2021-2023
Usk | 7 Spills |
1.7 hours | 0


The declared body of water receiving this discharge is the "Usk"
This station has discharged sewage 7 time(s).
The station has discharged for a total of 1.7 hour(s).
This is 0% of the time which we have data for.
In total: 0 day(s)* of elapsed time.

93.3 | 1752 hours
This monitor has been operational for 93.3% of its total time we have data for.
There are 1752 hours unaccounted for due to downtime of the monitor.


The worst year in our records for the "CSO At Newport Chepstow Road Near No589" is 2023, discharging sewage for 1.2 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
Usk | 5 Spills |
1.2 hours | 0.01

The declared body of water receiving this discharge is the "Usk"
This station discharged sewage 5 time(s) during 2023.
The station discharged for a total of 1.2 hour(s).
This is around 0 day(s)* or 0.01% 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

AttributeValue
Governing BodyNatural Resources Wales
OperatorDwr Cymru Welsh Water
Primary Permit #AN0160001
Secondary Permit #AN0160001

2022
Usk | 2 Spills |
0.5 hours | 0

The declared body of water receiving this discharge is the "Usk"
This station discharged sewage 2 time(s) during 2022.
The station discharged for a total of 0.5 hour(s).
This is around 0 day(s)* or 0% of the year.

92.3 | 674.5 hours
This monitor was operational for 92.3% of the year.
Leaving 674.5 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 #AN0160001
Secondary Permit #AN0160001

2021
Pantyreos Bk - Source To Barrack Hill | 0 Spills |
0 hours | 0

The declared body of water receiving this discharge is the "Pantyreos Bk - Source To Barrack Hill"
This station discharged sewage 0 time(s) during 2021.
The station discharged for a total of 0 hour(s).
This is around 0 day(s)* or 0% of the year.

89 | 960.9 hours
This monitor was operational for 89% of the year.
Leaving 960.9 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

AttributeValue
Governing BodyNatural Resources Wales
OperatorDwr Cymru Welsh Water
Primary Permit #AN0160001
Secondary Permit #AN0160001


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