River Levels
River Levels

Llynfi at Three Cocks

Current River Level

0.700m

At 2:00pm, Saturday 21st December GMT

Within the usual range for this location

Steady, no change from previous measurement at 12:00pm, Saturday 21st December GMT

Flood Warning Areas Covering Here

River Wye in Powys

Recent warnings or alerts no longer in force

Seven Day Level Chart

Long Term Level Chart

Darker blue shaded areas on long term data indicate maximum and minimum levels for the date (you may need to zoom in closer to see them).

Long term data may have gaps where the API data was not available.

Download long term data as csv

Note: CSV data will include any outlying values that have been ignored by our graphing system as probably erroneous (eg, because they are ridiculously high compared to the values either side of them). It is your responsibility to filter these out if necessary.

Important! If you are planning to retrieve the csv data automatically, you must read and understand the limitations on the data and its availability.

Location and Technical Data

  • Monitoring Station: Three Cocks
  • Watercourse: Llynfi
  • Nearest Town/Village: Bronllys
  • Local Authority: Powys
  • Ceremonial County: Powys
  • Coordinates: 52°1'49"N 3°13'0"W (52.030516,-3.2169274)
  • OS Grid: SO1661037600 (,)
  • Mapcode (Local): GBR YX.G8P2
  • Mapcode (Global): VH6BP.6767
  • Open Location Code: 9C4R2QJM+66
  • Maidenhead Locator System: IO82ja37
  • Natural Resources Wales Location ID: 4032
  • Natural Resources Wales Gauge ID: 4032
  • River Levels Online ID: 4032
  • Operational Area: Wye - Ithon to Hay
  • Catchment Area: Wye MC
  • UK Hydrometric Area: Wye (Hereford)

Please note: Geographic coordinates may reflect the access point for the gauge, and not the precise location in the watercourse that it is taking readings from.

The usual range of the Llynfi at Three Cocks is between 0.15m and 0.92m. It has been between these levels for 90% of the time since monitoring began.

The typical recent level of the Llynfi at Three Cocks over the past 12 months has been between 0.17m and 1.22m. It has been between these levels for at least 150 days in the past year.

The highest level ever recorded at the Llynfi at Three Cocks is 2.33m, reached on Sunday 16th February 2020 at 3:15am.

Note that this data may not take account of recent measurements, as we wait until a level has been verified by Natural Resources Wales before adding it to our records.

View the catchment for Llynfi at Three Cocks.

Nearby Monitoring Locations

Other monitoring locations on the Llynfi

Llynfi Map

Monitoring locations on nearby rivers

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