River Etherow at Woolley Bridge Road CSO 43133

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 Etherow | 173 Spills |
480.2 hours | 1.82

The declared body of water receiving this discharge is the "River Etherow"
This station has discharged sewage 173 time(s).
The station has discharged for a total of 480.2 hour(s).
This is 1.82% of the time which we have data for.
In total: 20 day(s)* of elapsed time.

85.3 | 3854.4 hours
This monitor has been operational for 85.3% of its total time we have data for.
There are 3854.4 hours unaccounted for due to downtime of the monitor.

The worst year in our records for the "Woolley Bridge Road CSO 43133" is 2021, discharging sewage for 180.9 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 Etherow | 65 Spills |
156.9 hours | 1.79
The declared body of water receiving this discharge is the "River Etherow"
This station discharged sewage 65 time(s) during 2023.
The station discharged for a total of 156.9 hour(s).
This is around 6 day(s)* or 1.79% 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

94.7 | 462.5 hours
This monitor was operational for 94.7% of the year.
Leaving 462.5 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	United Utilities
Primary Permit #	016993681
Secondary Permit #	PEA0069

2022

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

River Etherow | 48 Spills |
142.3 hours | 1.62
The declared body of water receiving this discharge is the "River Etherow"
This station discharged sewage 48 time(s) during 2022.
The station discharged for a total of 142.3 hour(s).
This is around 5 day(s)* or 1.62% 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

62.6 | 3273.6 hours
This monitor was operational for 62.6% of the year.
Leaving 3273.6 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:
Telemetry Or Data Archiving Failure / Issue

The following description has been given for downtime related actions intended, or taken, by the operator in 2022:
N/A - Ongoing Investigation

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

Permit & Governance

Attribute	Value
Governing Body	The Environment Agency
Operator	United Utilities
Primary Permit #	016993681
Secondary Permit #	PEA0069

2021

River Etherow | 60 Spills |
180.9 hours | 2.06
The declared body of water receiving this discharge is the "River Etherow"
This station discharged sewage 60 time(s) during 2021.
The station discharged for a total of 180.9 hour(s).
This is around 7 day(s)* or 2.06% 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

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

Attribute	Value
Governing Body	The Environment Agency
Operator	United Utilities
Primary Permit #	016993681
Secondary Permit #	PEA0069

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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 Etherow at Woolley Bridge and Hadfield

Station Data Information

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