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 Avon | 66 Spills | 41.9 hours | 0.15
The declared body of water receiving this discharge is the "River Avon" This station has discharged sewage 66 time(s). The station has discharged for a total of 41.9 hour(s). This is 0.15% of the time which we have data for. In total: 1 day(s)* of elapsed time.
93.3 | 1752 hours This monitor has been operational for 93.3% of its total time we have data for. There are 1752 hours unaccounted for due to downtime of the monitor.
The worst year in our records for the "Rockcliffe Road CSO" is 2023, discharging sewage for 21.9 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 Avon | 23 Spills | 21.9 hours | 0.25 The declared body of water receiving this discharge is the "River Avon" This station discharged sewage 23 time(s) during 2023. The station discharged for a total of 21.9 hour(s). This is around 0 day(s)* or 0.25% of the year.
85.5 | 1270.2 hours This monitor was operational for 85.5% of the year. Leaving 1270.2 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 - Feb
*This is total time in days, not individual days of the year.
Permit & Governance
Attribute
Value
Governing Body
The Environment Agency
Operator
Wessex Water
Primary Permit #
010853
Secondary Permit #
16081C
2022
River Avon | 17 Spills | 7 hours | 0.07 The declared body of water receiving this discharge is the "River Avon" This station discharged sewage 17 time(s) during 2022. The station discharged for a total of 7 hour(s). This is around 0 day(s)* or 0.07% of the year.
96.4 | 308.3 hours This monitor was operational for 96.4% of the year. Leaving 308.3 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
Wessex Water
Primary Permit #
010853
Secondary Permit #
16081C
2021
River Avon | 26 Spills | 13 hours | 0.14 The declared body of water receiving this discharge is the "River Avon" This station discharged sewage 26 time(s) during 2021. The station discharged for a total of 13 hour(s). This is around 0 day(s)* or 0.14% of the year.
99.2 | 70 hours This monitor was operational for 99.2% of the year. Leaving 70 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
Wessex Water
Primary Permit #
10853
Secondary Permit #
16081C
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Local Information
Nearby Flood Warnings
None
Nearby Alert Areas
Bristol Avon at Bath, riverside properties
Bristol Avon (lower) from Twerton to Bristol
Bristol Avon at Bath, properties furthest from the river
Bristol Avon at Bath, other properties set back from the river
Bristol Avon at Bath, low lying properties set back from the river
Station overseen (meaning either provided, or regulated) by: The Environment Agency The information displayed here is used under license. We are not affiliated with any governing, or other, bodies. Nor do they necessarily endorse us, or us them. Please note that FloodMapper does not verify or check the accuracy of the data provided by third parties. The data is used as received from the source. Any underlying errors, inconsistencies, or inaccuracies in the original data will be reflected in the information presented on our platform. Users are advised to exercise their own judgment and caution when using the data for decision-making purposes. Information about our data sources and licenses can be found
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