{"entity":{"iso2":"AT","iso3":"AUT","name":"Austria","slug":"austria"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"average-nitrate-concentration-in-freshwater","source":"European Environment Agency (2023) \u2013 with minor processing by Our World in Data","source_url":"https://ourworldindata.org/grapher/average-nitrate-concentration-in-freshwater","title":"Average nitrate concentration in freshwater","unit":"milligrams per litre"},"observations":[{"date":"1992-01-01","value":27.5862},{"date":"1993-01-01","value":26.5065},{"date":"1994-01-01","value":26.7618},{"date":"1995-01-01","value":29.363},{"date":"1996-01-01","value":30.0373},{"date":"1997-01-01","value":29.8032},{"date":"1998-01-01","value":28.4653},{"date":"1999-01-01","value":25.7588},{"date":"2000-01-01","value":25.1359},{"date":"2001-01-01","value":24.6957},{"date":"2002-01-01","value":25.6537},{"date":"2003-01-01","value":25.7145},{"date":"2004-01-01","value":25.8711},{"date":"2005-01-01","value":25.4497},{"date":"2006-01-01","value":25.9929},{"date":"2007-01-01","value":24.5616},{"date":"2008-01-01","value":23.8798},{"date":"2009-01-01","value":24.5915},{"date":"2010-01-01","value":26.0272},{"date":"2011-01-01","value":26.0662},{"date":"2012-01-01","value":18.8464},{"date":"2013-01-01","value":18.7614},{"date":"2014-01-01","value":18.3366},{"date":"2015-01-01","value":17.7286},{"date":"2016-01-01","value":17.3317},{"date":"2017-01-01","value":17.9502},{"date":"2018-01-01","value":17.2251},{"date":"2019-01-01","value":16.9812},{"date":"2020-01-01","value":16.5682},{"date":"2021-01-01","value":17.1658}],"summary":{"latest_period":"2021-01-01","latest_value":17.1658,"max":30.0373,"mean":23.4939,"min":16.5682,"of":34,"rank":16,"trend":"falling"}}