River Basins Barnstaple (Ashford) STW
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River Taw Estuary at Barnstaple (Ashford) 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.
Operational Summary - 2021-2023
River Taw Estuary | 183 Spills |
2625.6 hours | 9.99


The declared body of water receiving this discharge is the "River Taw Estuary"
This station has discharged sewage 183 time(s).
The station has discharged for a total of 2625.6 hour(s).
This is 9.99% of the time which we have data for.
In total: 109 day(s)* of elapsed time.

100 | 0 hours
This monitor has been operational for 100% of its total time we have data for.
There are 0 hours unaccounted for due to downtime of the monitor.


The worst year in our records for the "Barnstaple (Ashford) STW" is 2021, discharging sewage for 1694.6 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
River Taw Estuary | 0 Spills |
0 hours | 0

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

The following reasons have been given for the high spill frequency in 2023:
N/A - Ongoing Investigation

The following comments have been given on the station operators intended actions:
N/A - Ongoing Investigation

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

AttributeValue
Governing BodyThe Environment Agency
OperatorSouth West Water
Primary Permit #2491
Secondary Permit #2491

2022
River Taw Estuary | 71 Spills |
931 hours | 10.62

The declared body of water receiving this discharge is the "River Taw Estuary"
This station discharged sewage 71 time(s) during 2022.
The station discharged for a total of 931 hour(s).
This is around 38 day(s)* or 10.62% of the year.

The following reasons have been given for the high spill frequency in 2022:
Not Asset Maintenance - Hydraulic Capacity

The following comments have been given on the station operators intended actions:
N/A - Hydraulic Capacity

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

AttributeValue
Governing BodyThe Environment Agency
OperatorSouth West Water
Primary Permit #2491
Secondary Permit #2491

2021
River Taw Estuary | 112 Spills |
1694.6 hours | 19.34

The declared body of water receiving this discharge is the "River Taw Estuary"
This station discharged sewage 112 time(s) during 2021.
The station discharged for a total of 1694.6 hour(s).
This is around 70 day(s)* or 19.34% 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

AttributeValue
Governing BodyThe Environment Agency
OperatorSouth West Water
Primary Permit #2491
Secondary Permit #2491


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Operator comments are presented, unedited, as they were received by us and do not reflect our views or position

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