River Basins . . . Chilton Brook Hundon Water Recycling Centre
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Chilton Brook River Stour Nt at Hundon Water Recycling Centre

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
Chilton Brook River Stour Nt | 223 Spills |
2740.5 hours | 10.42


The declared body of water receiving this discharge is the "Chilton Brook River Stour Nt"
This station has discharged sewage 223 time(s).
The station has discharged for a total of 2740.5 hour(s).
This is 10.42% of the time which we have data for.
In total: 114 day(s)* of elapsed time.

95.6 | 1138.7 hours
This monitor has been operational for 95.6% of its total time we have data for.
There are 1138.79 hours unaccounted for due to downtime of the monitor.


The worst year in our records for the "Hundon Water Recycling Centre" is 2021, discharging sewage for 1794.4 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
Chilton Brook River Stour Nt | 85 Spills |
859.6 hours | 9.81

The declared body of water receiving this discharge is the "Chilton Brook River Stour Nt"
This station discharged sewage 85 time(s) during 2023.
The station discharged for a total of 859.6 hour(s).
This is around 35 day(s)* or 9.81% of the year.

The following reasons have been given for the high spill frequency in 2023:
Data Collection - Confirmed Exceptional Weather – Remaining Spills Not Above Soaf Threshold

The following comments have been given on the station operators intended actions:
N/A - Hydraulic Capacity

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
OperatorAnglian Water
Primary Permit #ASENF1291
Secondary Permit #ASENF/1291/V002

2022
Chilton Brook River Stour Nt | 49 Spills |
86.5 hours | 0.98

The declared body of water receiving this discharge is the "Chilton Brook River Stour Nt"
This station discharged sewage 49 time(s) during 2022.
The station discharged for a total of 86.5 hour(s).
This is around 3 day(s)* or 0.98% of the year.

The following reasons have been given for the high spill frequency in 2022:
Data Collection - Edm Non-Representative Location

The following comments have been given on the station operators intended actions:
N/A - Ongoing Investigation

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
OperatorAnglian Water
Primary Permit #ASENF1291
Secondary Permit #ASENF/1291/V002

2021
Chilton Brook River Stour Nt | 89 Spills |
1794.4 hours | 20.48

The declared body of water receiving this discharge is the "Chilton Brook River Stour Nt"
This station discharged sewage 89 time(s) during 2021.
The station discharged for a total of 1794.4 hour(s).
This is around 74 day(s)* or 20.48% of the year.

The following reasons have been given for the high spill frequency in 2021:
Performance - Pump Failure / Issue

The following comments have been given on the station operators intended actions:
Resolved - December

87.5 | 1093.2 hours
This monitor was operational for 87.5% of the year.
Leaving 1093.2 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 2021:
Telemetry Or Data Archiving Failure / Issue

The following description has been given for downtime related actions intended, or taken, by the operator in 2021:
Resolved - April


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

Permit & Governance

AttributeValue
Governing BodyThe Environment Agency
OperatorAnglian Water
Primary Permit #ASENF1291
Secondary Permit #ASENF/1291/V002


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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
Nearby Stations
No nearby stations
Nearby Sewage Discharge Stations
No nearby stations
Station Data Information
Station overseen (meaning either provided, or regulated) by: The Environment Agency
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