4f4c4942-4343-5764-6473-313136343436 eng dataset Natural Resources Wales (NRW) 0300 065 3000 Maes-y-Ffynnon LL57 2DW enquiries@naturalresourceswales.gov.uk pointOfContact 2022-10-14 Gemini 2.2 urn:ogc:def:crs:EPSG::BNG OGP River Levels Application Programming Interface (API) Lefelau Afonydd Arlein AfA104 Realtime Flood Data River Levels Realtime Hydrometric Data (API) 2016-06-30 publication 116446 https://naturalresources.wales This dataset covers monitoring data that is updated on our systems on a minimum of a daily update cycle. This is increased during times of flooding etc. Measurements of the height (m) of water in a river, lake or coastal site taken using automatic field devices, are given usually every 15 minutes. Information is available for NRW river monitoring sites throughout Wales, as well as some reservoirs and coastal sites. Natural Resources Wales (NRW) 0300 065 3000 Maes-y-Ffynnon LL57 2DW enquiries@naturalresourceswales.gov.uk owner Natural Resources Wales (NRW) 0300 065 3000 Maes-y-Ffynnon LL57 2DW enquiries@naturalresourceswales.gov.uk originator continual Text or Plaintext Hydrography GEMET - INSPIRE themes, version 1.0 2023-01-11 publication © CNC/NRW Data may be re-used under the terms of the Open Government Licence providing it is done so, acknowledging both the source and NRW's copyright. It is the recipient's responsibility to ensure the data is fit for the intended purpose. Attribution statement: Contains Natural Resources Wales information © Natural Resources Wales and Database Right. All rights Reserved. otherRestrictions There are no access restrictions on this data. NRW may release, publish or disseminate it freely. eng environment inlandWaters ISO3166 Countries 2023-01-11 publication Wales (WLS) -5.77774100 -2.60886500 51.24082900 53.51206700 2016-06-30 2023-01-11 Natural Resources Wales (NRW) 0300 065 3000 Maes-y-Ffynnon LL57 2DW enquiries@naturalresourceswales.gov.uk distributor https://api-portal.naturalresources.wales/products API dataset Readings are transferred via telemetry to internal and external. This data may be transferred to these systems or users at different intervals varying, for example, from once per day during normal conditions to several times per day during a flood event. This data is retrieved automatically and is unvalidated. This data should not be stored for more than 1 calendar year. NRW cannot guarantee the accuracy or timeliness of the data. It should not be used in applications that require quality controlled data.