River Derwent at Green Lane Pumping Station

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 Derwent | 108 Spills |
483.5 hours | 1.83

The declared body of water receiving this discharge is the "River Derwent"
This station has discharged sewage 108 time(s).
The station has discharged for a total of 483.5 hour(s).
This is 1.83% of the time which we have data for.
In total: 20 day(s)* of elapsed time.

89.3 | 2803.2 hours
This monitor has been operational for 89.3% of its total time we have data for.
There are 2803.2 hours unaccounted for due to downtime of the monitor.

The worst year in our records for the "Green Lane Pumping Station" is 2023, discharging sewage for 257.9 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 Derwent | 40 Spills |
257.9 hours | 2.94
The declared body of water receiving this discharge is the "River Derwent"
This station discharged sewage 40 time(s) during 2023.
The station discharged for a total of 257.9 hour(s).
This is around 10 day(s)* or 2.94% of the year.

83.1 | 1480.4 hours
This monitor was operational for 83.1% of the year.
Leaving 1480.4 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 2023:
Sensor Failure / Issue

The following description has been given for downtime related actions intended, or taken, by the operator in 2023:
Resolved - May

*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 #	T/48/45135/O
Secondary Permit #	T/48/45135/O

2022

River Derwent | 26 Spills |
60.5 hours | 0.69
The declared body of water receiving this discharge is the "River Derwent"
This station discharged sewage 26 time(s) during 2022.
The station discharged for a total of 60.5 hour(s).
This is around 2 day(s)* or 0.69% of the year.

86.2 | 1208.8 hours
This monitor was operational for 86.2% of the year.
Leaving 1208.8 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 - Dec

*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 #	T/48/45135/O
Secondary Permit #	T/48/45135/O

2021

River Derwent | 42 Spills |
164.9 hours | 1.88
The declared body of water receiving this discharge is the "River Derwent"
This station discharged sewage 42 time(s) during 2021.
The station discharged for a total of 164.9 hour(s).
This is around 6 day(s)* or 1.88% of the year.

99.4 | 44.6 hours
This monitor was operational for 99.4% of the year.
Leaving 44.6 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 #	T/48/45135/O
Secondary Permit #	T/48/45135/O

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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 Derwent at Chaddesden

River Derwent at Ambaston

River Derwent at Ambaston Lane

River Derwent at Alvaston

River Derwent at Raynesway

Lower Derwent in Derbyshire

River Derwent at Pride Park and Derby Railway Station

River Derwent at Elvaston Castle Country Park

River Derwent at Little Chester, Eastgate and Cattle Market

River Derwent at Racecourse Park at Chaddesden

River Derwent at Allestree Ford Lane Bridge and Darley Abbey Park

River Derwent at Darley Abbey, Folly Road

River Derwent at Derby City Water Treatment Works

River Derwent at Church Wilne and Wilne Lane

Station Data Information

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