The official bathing season in Latvia starts on 15 May, ending on 15 September. Environmental health specialists of the Health Inspectorate shall regularly perform monitoring of the quality of bathing water in sea and inland bathing areas. The bathing water quality indicators shall be evaluated by a specialist after receiving laboratory examinations and shall provide a conclusion on water quality – bathing is permitted, swimming is not recommended or bathing is prohibited. The bathing site owner shall be informed of the results of the examinations, as well as, through mass media and the public.
- about "The itching of swimmers"
- Information on water temperature is available on the website of the “Latvian Environment, Geology and Meteorology Centre”.
When monitoring the quality of bathing water in sea and inland bathing areas, the water quality shall be tested both laboratory (microbiological) and visual assessment of the bathing site, with particular attention to the following:
- atypical water colour
- surface active substances (persistent foam)
- bathing and other waste in water
- petroleum products
- mass proliferation of phytoplankton algae (blue algae or algae) - water blooms.
Water sample container is disinfected The water sample shall be taken 30 centimetres below the surface of the water at least one metre depth Water temperature display Mark of a sample of water shall be made on the bottle in indelible ink Transfer the water sample to a sterile, transparent and colourless bottle Water sample container and thermometer A sample of water shall be stored in a cold bag until arrival to the laboratory The water sample shall be stored at approximately 4 degrees Celsius Water sampling protocol is filled in The protocol shall also contain information on visual observations performed at the bathing site.
Archive of the results of bathing water monitoring - the data of bathing water monitoring carried out in recent years on the website of the European Environment Information and Observation Network (EIONET).