River Arrow at Bidford On Avon 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 - 2021-2023

River Arrow | 271 Spills |
3867.6 hours | 14.71

The declared body of water receiving this discharge is the "River Arrow"
This station has discharged sewage 271 time(s).
The station has discharged for a total of 3867.6 hour(s).
This is 14.71% of the time which we have data for.
In total: 161 day(s)* of elapsed time.

84 | 4204.8 hours
This monitor has been operational for 84% of its total time we have data for.
There are 4204.8 hours unaccounted for due to downtime of the monitor.

The worst year in our records for the "Bidford On Avon STW" is 2021, discharging sewage for 3204.2 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

River Arrow | 77 Spills |
614.6 hours | 7.01
The declared body of water receiving this discharge is the "River Arrow"
This station discharged sewage 77 time(s) during 2023.
The station discharged for a total of 614.6 hour(s).
This is around 25 day(s)* or 7.01% of the year.

The following reasons have been given for the high spill frequency in 2023:
Not Asset Maintenance - Hydraulic Capacity

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

98.6 | 122.6 hours
This monitor was operational for 98.6% of the year.
Leaving 122.6 hours unaccounted for in the data.

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

Permit & Governance

Attribute	Value
Governing Body	The Environment Agency
Operator	Severn Trent Water
Primary Permit #	S/13/25360/R
Secondary Permit #	S/13/25360/R

2022

Note: Data is potentially unreliable in 2022
Due to high unavailability of the monitor

River Avon | 31 Spills |
48.6 hours | 0.55
The declared body of water receiving this discharge is the "River Avon"
This station discharged sewage 31 time(s) during 2022.
The station discharged for a total of 48.6 hour(s).
This is around 2 day(s)* or 0.55% 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

55.3 | 3912.2 hours
This monitor was operational for 55.3% of the year.
Leaving 3912.2 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

The following description has been given for downtime related actions intended, or taken, by the operator in 2022:
Resolved - Apr

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

Permit & Governance

Attribute	Value
Governing Body	The Environment Agency
Operator	Severn Trent Water
Primary Permit #	S/13/25360/R
Secondary Permit #	S/13/25360/R

2021

River Avon | 163 Spills |
3204.2 hours | 36.57
The declared body of water receiving this discharge is the "River Avon"
This station discharged sewage 163 time(s) during 2021.
The station discharged for a total of 3204.2 hour(s).
This is around 133 day(s)* or 36.57% of the year.

The following reasons have been given for the high spill frequency in 2021:
Not Asset Maintenance - Hydraulic Capacity

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

99.6 | 35 hours
This monitor was operational for 99.6% of the year.
Leaving 35 hours unaccounted for in the data.

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

Permit & Governance

Attribute	Value
Governing Body	The Environment Agency
Operator	Severn Trent Water
Primary Permit #	S/13/25360/R
Secondary Permit #	S/13/25360/R

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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

River Arrow at Broom

River Arrow at Salford Bridge

River Arrow at Wixford

River Arrow and River Alne at Alcester and Oversley Mill

Nearby Stations

Bidford on Avon

Broom

Nearby Sewage Discharge Stations

Alcester (Oversley Green) STW

Harvington STW

Merryfields Farm SPS

Quarry Lane Pumping Station

So High St And So Pleck

Station Road CSO

Station Data Information

Station overseen (meaning either provided, or regulated) by: The Environment Agency
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