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
Intwood Stream River Yare Nt | 45 Spills | 643.9 hours | 2.45
The declared body of water receiving this discharge is the "Intwood Stream River Yare Nt" This station has discharged sewage 45 time(s). The station has discharged for a total of 643.9 hour(s). This is 2.45% of the time which we have data for. In total: 26 day(s)* of elapsed time.
65.6 | 9022.7 hours This monitor has been operational for 65.6% of its total time we have data for. There are 9022.79 hours unaccounted for due to downtime of the monitor.
The worst year in our records for the "Swardeston STW" is 2022, discharging sewage for 411.2 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
Intwood Stream River Yare Nt | 17 Spills | 232.7 hours | 2.65 The declared body of water receiving this discharge is the "Intwood Stream River Yare Nt" This station discharged sewage 17 time(s) during 2023. The station discharged for a total of 232.7 hour(s). This is around 9 day(s)* or 2.65% of the year.
98.5 | 131.4 hours This monitor was operational for 98.5% of the year. Leaving 131.4 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
Anglian Water
Primary Permit #
AEENF1220
Secondary Permit #
AEENF1220D
2022
Intwood Stream River Yare Nt | 28 Spills | 411.2 hours | 4.69 The declared body of water receiving this discharge is the "Intwood Stream River Yare Nt" This station discharged sewage 28 time(s) during 2022. The station discharged for a total of 411.2 hour(s). This is around 17 day(s)* or 4.69% of the year.
99.2 | 63 hours This monitor was operational for 99.2% of the year. Leaving 63 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
Anglian Water
Primary Permit #
AEENF1220
Secondary Permit #
AEENF1220D
2021
Note: Data is potentially unreliable in 2021 Due to high unavailability of the monitor
Intwood Stream River Yare Nt | 0 Spills | 0 hours | 0 The declared body of water receiving this discharge is the "Intwood Stream River Yare Nt" This station discharged sewage 0 time(s) during 2021. The station discharged for a total of 0 hour(s). This is around 0 day(s)* or 0% of the year.
0 | 8760 hours This monitor was operational for 0% of the year. Leaving 8760 hours unaccounted for in the data. This falls below the 90% threshold where a reason should be given
*This is total time in days, not individual days of the year.
Permit & Governance
Attribute
Value
Governing Body
The Environment Agency
Operator
Anglian Water
Primary Permit #
AEENF1220
Secondary Permit #
AEENF1220D
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Local Information
Nearby Flood Warnings
None
Nearby Alert Areas
The River Yare at Norwich, from Cringleford to Trowse Newton
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