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Bow Brook at Crowle 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
Bow Brook | 406 Spills |
7239.2 hours | 27.54


The declared body of water receiving this discharge is the "Bow Brook"
This station has discharged sewage 406 time(s).
The station has discharged for a total of 7239.2 hour(s).
This is 27.54% of the time which we have data for.
In total: 301 day(s)* of elapsed time.

89 | 2890.8 hours
This monitor has been operational for 89% of its total time we have data for.
There are 2890.8 hours unaccounted for due to downtime of the monitor.


The worst year in our records for the "Crowle STW" is 2021, discharging sewage for 3834.1 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
Bow Brook | 101 Spills |
1216 hours | 13.88

The declared body of water receiving this discharge is the "Bow Brook"
This station discharged sewage 101 time(s) during 2023.
The station discharged for a total of 1216 hour(s).
This is around 50 day(s)* or 13.88% 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

99.8 | 17.5 hours
This monitor was operational for 99.8% of the year.
Leaving 17.5 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
OperatorSevern Trent Water
Primary Permit #S/19/25637/R
Secondary Permit #S/19/25637/R

2022
Bow Brook | 123 Spills |
2189.1 hours | 24.98

The declared body of water receiving this discharge is the "Bow Brook"
This station discharged sewage 123 time(s) during 2022.
The station discharged for a total of 2189.1 hour(s).
This is around 91 day(s)* or 24.98% 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

69.6 | 2656.9 hours
This monitor was operational for 69.6% of the year.
Leaving 2656.9 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 - Aug


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

Permit & Governance

AttributeValue
Governing BodyThe Environment Agency
OperatorSevern Trent Water
Primary Permit #S/19/25637/R
Secondary Permit #S/19/25637/R

2021
Bow Brook | 182 Spills |
3834.1 hours | 43.76

The declared body of water receiving this discharge is the "Bow Brook"
This station discharged sewage 182 time(s) during 2021.
The station discharged for a total of 3834.1 hour(s).
This is around 159 day(s)* or 43.76% 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

99.5 | 38.5 hours
This monitor was operational for 99.5% of the year.
Leaving 38.5 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
OperatorSevern Trent Water
Primary Permit #S/19/25637/R
Secondary Permit #S/19/25637/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
None
Station Data Information
Station overseen (meaning either provided, or regulated) by: The Environment Agency
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