Industrial Wastewater — Emissions (N2O) in OECD

OECD: Industrial Wastewater — Emissions (N2O) was 7.52 kt in 2023. ▲ Rising

Latest (2023)
7.52 kt
Change on year
unchanged
World rank
1st
of 223 countries
All-time high
7.88 kt
in 2012
All-time low
6.07 kt
in 1999
Years of data
34
1990–2023

Industrial Wastewater — Emissions in OECD, 1990–2023

024681990200620231990: 6.5 kt1991: 6.6 kt1992: 6.6 kt1993: 6.6 kt1994: 6.6 kt1995: 6.4 kt1996: 6.6 kt1997: 6.3 kt1998: 6.2 kt1999: 6.1 kt2000: 6.4 kt2001: 6.4 kt2002: 6.5 kt2003: 7 kt2004: 7.2 kt2005: 7 kt2006: 6.7 kt2007: 6.9 kt2008: 7 kt2009: 7.4 kt2010: 7.5 kt2011: 7.6 kt2012: 7.9 kt2013: 7.6 kt2014: 7 kt2015: 6.9 kt2016: 7.3 kt2017: 7.3 kt2018: 7.3 kt2019: 7.3 kt2020: 7.3 kt2021: 7.5 kt2022: 7.5 kt2023: 7.5 kt

Source: Food and Agriculture Organization of the United Nations. Measured in kt.

Analysis

The most recent figure for industrial wastewater — emissions in OECD is 7.52 kt, measured in 2023.

That represents a change of down 1.1% over ten years.

Over the whole period, industrial wastewater — emissions in OECD peaked at 7.88 kt in 2012 and was at its lowest, 6.07 kt, in 1999.

OECD ranks 1st of 223 countries on this measure, in the top 10%.

The long-run direction has been consistently rising across the 34 years of available data.

Industrial Wastewater — Emissions (N2O) in OECD, year by year

Annual values for Industrial Wastewater — Emissions (N2O) in OECD, 1990 to 2023.
Year kt Change
1990 6.5 kt —
1991 6.58 kt +1.2%
1992 6.63 kt +0.8%
1993 6.62 kt -0.2%
1994 6.63 kt +0.2%
1995 6.41 kt -3.4%
1996 6.56 kt +2.4%
1997 6.27 kt -4.4%
1998 6.23 kt -0.7%
1999 6.07 kt -2.6%
2000 6.39 kt +5.3%
2001 6.35 kt -0.6%
2002 6.51 kt +2.5%
2003 6.98 kt +7.3%
2004 7.22 kt +3.4%
2005 6.98 kt -3.3%
2006 6.74 kt -3.5%
2007 6.91 kt +2.4%
2008 7.03 kt +1.8%
2009 7.37 kt +4.9%
2010 7.49 kt +1.7%
2011 7.63 kt +1.9%
2012 7.88 kt +3.2%
2013 7.6 kt -3.5%
2014 6.99 kt -8.0%
2015 6.91 kt -1.2%
2016 7.34 kt +6.3%
2017 7.31 kt -0.4%
2018 7.34 kt +0.4%
2019 7.34 kt +0.0%
2020 7.34 kt +0.0%
2021 7.52 kt +2.4%
2022 7.52 kt +0.0%
2023 7.52 kt +0.0%

Averages by decade

DecadeAverage LowestHighest Years
1990s 6.45 kt 6.07 kt 6.63 kt 10
2000s 6.85 kt 6.35 kt 7.37 kt 10
2010s 7.38 kt 6.91 kt 7.88 kt 10
2020s 7.47 kt 7.34 kt 7.52 kt 4

Countries ranked near OECD

  1. 2 China 4.13 kt compare
  2. 3 China, mainland 4.11 kt compare
  3. 4 Iran (Islamic Republic of) 1.6 kt compare

See the full ranking of 255 places →

More climate change data for OECD

All data for OECD →

Frequently asked questions

What is industrial wastewater — emissions in OECD?
Industrial wastewater — emissions in OECD was 7.52 kt in 2023, according to Food and Agriculture Organization of the United Nations.
What is the highest industrial wastewater — emissions recorded in OECD?
The highest recorded value was 7.88 kt in 2012.
What is the lowest industrial wastewater — emissions recorded in OECD?
The lowest recorded value was 6.07 kt in 1999.
How does OECD rank for industrial wastewater — emissions?
OECD ranks 1st out of 223 countries with data for 2023.
Is industrial wastewater — emissions rising or falling in OECD?
Over the last ten years it is down 1.1%. The long-run trend across the full record is rising.
Where does this OECD data come from?
The figures come from Food and Agriculture Organization of the United Nations, published as part of Industrial Wastewater — Emissions (N2O). Statizoid updates them automatically from the source API.

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Industrial Wastewater — Emissions in OECD. Statizoid, drawing on Food and Agriculture Organization of the United Nations. Retrieved 14 November 2026, from https://climate.statizoid.com/stat/industrial-wastewater-emissions-n2o/oecd/

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About this data

Indicator
Industrial Wastewater — Emissions (N2O)
Unit
kt
Source
Food and Agriculture Organization of the United Nations
Licence
CC BY-NC-SA 3.0 IGO (FAO)
Coverage
255 places, 8,458 data points, 1990–2023
Last refreshed

The FAOSTAT domain Emissions from Pre- and Post-Agricultural Production provides estimates of greenhouse gas (GHG) emissions and related activity data associated with pre- and post-production stages of agrifood systems. The domain includes methane (CH4), nitrous oxide (N2O), carbon dioxide (CO2), fluorinated gases (F-gases) and their aggregates expressed in carbon dioxide equivalent (CO2eq). Estimates are computed following Tier 1 methods of the IPCC Guidelines for National Greenhouse Gas Inventories (IPCC, 1996; 1997; 2000; 2002; 2006; 2014) and are disseminated annually.