River Basins . . . Mearley Brook North West Of Henthorn Road Bridge
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Pendleton Brook at North West Of Henthorn Road Bridge

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
Pendleton Brook | 163 Spills |
1048.3 hours | 3.98


The declared body of water receiving this discharge is the "Pendleton Brook"
This station has discharged sewage 163 time(s).
The station has discharged for a total of 1048.3 hour(s).
This is 3.98% of the time which we have data for.
In total: 43 day(s)* of elapsed time.

99 | 262.8 hours
This monitor has been operational for 99% of its total time we have data for.
There are 262.8 hours unaccounted for due to downtime of the monitor.


The worst year in our records for the "North West Of Henthorn Road Bridge" is 2023, discharging sewage for 465.9 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
Pendleton Brook | 70 Spills |
465.9 hours | 5.31

The declared body of water receiving this discharge is the "Pendleton Brook"
This station discharged sewage 70 time(s) during 2023.
The station discharged for a total of 465.9 hour(s).
This is around 19 day(s)* or 5.31% 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

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
OperatorUnited Utilities
Primary Permit #017160099
Secondary Permit #RIB0027

2022
Pendleton Brook Tributary Of The River Ribble | 44 Spills |
220.2 hours | 2.51

The declared body of water receiving this discharge is the "Pendleton Brook Tributary Of The River Ribble"
This station discharged sewage 44 time(s) during 2022.
The station discharged for a total of 220.2 hour(s).
This is around 9 day(s)* or 2.51% 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
OperatorUnited Utilities
Primary Permit #017160099
Secondary Permit #RIB0027

2021
Pendleton Brook | 49 Spills |
362.2 hours | 4.13

The declared body of water receiving this discharge is the "Pendleton Brook"
This station discharged sewage 49 time(s) during 2021.
The station discharged for a total of 362.2 hour(s).
This is around 15 day(s)* or 4.13% of the year.

The following reasons have been given for the high spill frequency in 2021:
Not Asset Maintenance - Hydraulic Capacity

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

98 | 175.2 hours
This monitor was operational for 98% of the year.
Leaving 175.2 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
OperatorUnited Utilities
Primary Permit #017160099
Secondary Permit #RIB0027


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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
No flood warning icon

Mearley Brook at Clitheroe, comprising Worston, Up-Brooks and Greenacre St


No flood warning icon

Pimlico Brook at Clitheroe, between Longsight Ave, Princess Ave and Chatburn Rd


No flood warning icon

Mearley Brook at Clitheroe, around Up-Brooks, Waterloo Rd, Taylor St and Holden St


No flood warning icon

Pimlico Brook at Clitheroe, along Warwick Drive and Dorset Drive


No flood warning icon

Mearley Brook at Clitheroe, bordering Up-Brooks, Whittle Cl, Brook St and Peel St


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