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Aire at Cowick & Snaith CSO's

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
Aire | 241 Spills |
797.5 hours | 3.03


The declared body of water receiving this discharge is the "Aire"
This station has discharged sewage 241 time(s).
The station has discharged for a total of 797.5 hour(s).
This is 3.03% of the time which we have data for.
In total: 33 day(s)* of elapsed time.

99.3 | 175.2 hours
This monitor has been operational for 99.3% of its total time we have data for.
There are 175.2 hours unaccounted for due to downtime of the monitor.


The worst year in our records for the "Cowick & Snaith CSO's" is 2023, discharging sewage for 367.4 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
Aire | 89 Spills |
367.4 hours | 4.19

The declared body of water receiving this discharge is the "Aire"
This station discharged sewage 89 time(s) during 2023.
The station discharged for a total of 367.4 hour(s).
This is around 15 day(s)* or 4.19% 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

99.9 | 0.8 hours
This monitor was operational for 99.9% of the year.
Leaving 0.8 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
OperatorYorkshire Water
Primary Permit #1732(T)
Secondary Permit #1732(T) 3

2022
Aire | 75 Spills |
151.4 hours | 1.72

The declared body of water receiving this discharge is the "Aire"
This station discharged sewage 75 time(s) during 2022.
The station discharged for a total of 151.4 hour(s).
This is around 6 day(s)* or 1.72% 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

99.9 | 0.8 hours
This monitor was operational for 99.9% of the year.
Leaving 0.8 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
OperatorYorkshire Water
Primary Permit #1732(T)
Secondary Permit #1732(T) 3

2021
Aire | 77 Spills |
278.7 hours | 3.18

The declared body of water receiving this discharge is the "Aire"
This station discharged sewage 77 time(s) during 2021.
The station discharged for a total of 278.7 hour(s).
This is around 11 day(s)* or 3.18% of the year.

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

AttributeValue
Governing BodyThe Environment Agency
OperatorYorkshire Water
Primary Permit #1732(T)
Secondary Permit #1732(T) 3


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