River Dearne at Dearne Hall Road CSO

This station collects multiple metrics

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 - 2022-2023

River Dearne | 37 Spills |
99.2 hours | 0.56

The declared body of water receiving this discharge is the "River Dearne"
This station has discharged sewage 37 time(s).
The station has discharged for a total of 99.2 hour(s).
This is 0.56% of the time which we have data for.
In total: 4 day(s)* of elapsed time.

98 | 350.4 hours
This monitor has been operational for 98% of its total time we have data for.
There are 350.4 hours unaccounted for due to downtime of the monitor.

The worst year in our records for the "Dearne Hall Road CSO" is 2023, discharging sewage for 68.2 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 Dearne | 25 Spills |
68.2 hours | 0.77
The declared body of water receiving this discharge is the "River Dearne"
This station discharged sewage 25 time(s) during 2023.
The station discharged for a total of 68.2 hour(s).
This is around 2 day(s)* or 0.77% of the year.

97.5 | 214.6 hours
This monitor was operational for 97.5% of the year.
Leaving 214.6 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	Yorkshire Water
Primary Permit #	WRA8637
Secondary Permit #	WRA8637 A1

2022

River Dearne | 12 Spills |
31 hours | 0.35
The declared body of water receiving this discharge is the "River Dearne"
This station discharged sewage 12 time(s) during 2022.
The station discharged for a total of 31 hour(s).
This is around 1 day(s)* or 0.35% 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 | 6.1 hours
This monitor was operational for 99.9% of the year.
Leaving 6.1 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	Yorkshire Water
Primary Permit #	WRA8637
Secondary Permit #	WRA8637 A1

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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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