Tributary Of River Dove at Sudbury Sewage Treatment Works

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

Tributary Of River Dove | 384 Spills |
3835.6 hours | 14.59

The declared body of water receiving this discharge is the "Tributary Of River Dove"
This station has discharged sewage 384 time(s).
The station has discharged for a total of 3835.6 hour(s).
This is 14.59% of the time which we have data for.
In total: 159 day(s)* of elapsed time.

90.3 | 2540.4 hours
This monitor has been operational for 90.3% of its total time we have data for.
There are 2540.4 hours unaccounted for due to downtime of the monitor.

The worst year in our records for the "Sudbury Sewage Treatment Works" is 2021, discharging sewage for 2329.8 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

Tributary Of River Dove | 139 Spills |
478.5 hours | 5.46
The declared body of water receiving this discharge is the "Tributary Of River Dove"
This station discharged sewage 139 time(s) during 2023.
The station discharged for a total of 478.5 hour(s).
This is around 19 day(s)* or 5.46% of the year.

The following reasons have been given for the high spill frequency in 2023:
Data Collection - Confirmed Exceptional Weather – Remaining Spills Not Above Soaf Threshold

The following comments have been given on the station operators intended actions:
Resolved - January After Reporting Year

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 #	T/33/35620/R
Secondary Permit #	T/33/35620/R

2022

Tributary Of River Dove | 116 Spills |
1027.2 hours | 11.72
The declared body of water receiving this discharge is the "Tributary Of River Dove"
This station discharged sewage 116 time(s) during 2022.
The station discharged for a total of 1027.2 hour(s).
This is around 42 day(s)* or 11.72% 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

99.8 | 14.8 hours
This monitor was operational for 99.8% of the year.
Leaving 14.8 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/33/35620/R
Secondary Permit #	T/33/35620/R

2021

Note: Data is potentially unreliable in 2021
Due to high unavailability of the monitor

Tributary Of River Dove | 129 Spills |
2329.8 hours | 26.59
The declared body of water receiving this discharge is the "Tributary Of River Dove"
This station discharged sewage 129 time(s) during 2021.
The station discharged for a total of 2329.8 hour(s).
This is around 97 day(s)* or 26.59% 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

73.9 | 2282.8 hours
This monitor was operational for 73.9% of the year.
Leaving 2282.8 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 2021:
Sensor Failure / Issue

The following description has been given for downtime related actions intended, or taken, by the operator in 2021:
Resolved - September

*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/33/35620/R
Secondary Permit #	T/33/35620/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 Dove at Marston on Dove

Marchington Brook at Marchington

River Tean at Spath area

River Dove at Scropton

River Dove at Hatton

River Dove at Green Lane and Saltbrook Meadow Farm

River Dove at Dovefields Crossing and Saltbrook Cottage

Station Data Information

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