Industrial Wastewater — Emissions (CH4) in OECD

OECD: Industrial Wastewater — Emissions (CH4) was 2,045 kt in 2023. ▼ Falling

Latest (2023)
2,045 kt
Change on year
unchanged
World rank
1st
of 226 countries
All-time high
3,014 kt
in 2001
All-time low
1,792 kt
in 1997
Years of data
34
1990–2023

Industrial Wastewater — Emissions in OECD, 1990–2023

01.0k2.0k3.0k1990200620231990: 2.4k kt1991: 2.4k kt1992: 2.4k kt1993: 2.4k kt1994: 2.2k kt1995: 2.2k kt1996: 2.3k kt1997: 1.8k kt1998: 2.7k kt1999: 2.6k kt2000: 3.0k kt2001: 3.0k kt2002: 2.4k kt2003: 2.7k kt2004: 2.5k kt2005: 2.6k kt2006: 2.6k kt2007: 2.7k kt2008: 2.4k kt2009: 2.5k kt2010: 2.4k kt2011: 2.4k kt2012: 2.4k kt2013: 2.6k kt2014: 2.5k kt2015: 2.5k kt2016: 2.1k kt2017: 2.0k kt2018: 2.0k kt2019: 2.0k kt2020: 2.0k kt2021: 2.0k kt2022: 2.0k kt2023: 2.0k kt

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

Analysis

In 2023, industrial wastewater — emissions in OECD stood at 2,045 kt.

That represents a change of down 20.6% over ten years.

Over the whole period, industrial wastewater — emissions in OECD peaked at 3,014 kt in 2001 and was at its lowest, 1,792 kt, in 1997.

That places OECD 1st out of 226 countries with data for 2023, putting it in the top 10%.

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

Industrial Wastewater — Emissions (CH4) in OECD, year by year

Annual values for Industrial Wastewater — Emissions (CH4) in OECD, 1990 to 2023.
Year kt Change
1990 2,391 kt —
1991 2,395 kt +0.2%
1992 2,414 kt +0.8%
1993 2,430 kt +0.7%
1994 2,155 kt -11.3%
1995 2,232 kt +3.6%
1996 2,254 kt +1.0%
1997 1,792 kt -20.5%
1998 2,683 kt +49.7%
1999 2,569 kt -4.3%
2000 2,959 kt +15.2%
2001 3,014 kt +1.9%
2002 2,408 kt -20.1%
2003 2,703 kt +12.3%
2004 2,491 kt -7.8%
2005 2,562 kt +2.9%
2006 2,593 kt +1.2%
2007 2,710 kt +4.5%
2008 2,426 kt -10.5%
2009 2,481 kt +2.3%
2010 2,366 kt -4.6%
2011 2,372 kt +0.3%
2012 2,376 kt +0.2%
2013 2,577 kt +8.4%
2014 2,481 kt -3.7%
2015 2,527 kt +1.8%
2016 2,053 kt -18.8%
2017 2,046 kt -0.3%
2018 2,049 kt +0.1%
2019 2,049 kt +0.0%
2020 2,049 kt +0.0%
2021 2,045 kt -0.2%
2022 2,045 kt +0.0%
2023 2,045 kt +0.0%

Biggest year-on-year movements

Years where Industrial Wastewater — Emissions (CH4) in OECD changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.

YearChange FromTo
1998 +49.7% 1,792 kt 2,683 kt

Averages by decade

DecadeAverage LowestHighest Years
1990s 2,332 kt 1,792 kt 2,683 kt 10
2000s 2,635 kt 2,408 kt 3,014 kt 10
2010s 2,289 kt 2,046 kt 2,577 kt 10
2020s 2,046 kt 2,045 kt 2,049 kt 4

Countries ranked near OECD

  1. 2 Mexico 700.43 kt compare
  2. 3 Brazil 547.2 kt compare
  3. 4 China 322.71 kt compare

See the full ranking of 258 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 2,045 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 3,014 kt in 2001.
What is the lowest industrial wastewater — emissions recorded in OECD?
The lowest recorded value was 1,792 kt in 1997.
How does OECD rank for industrial wastewater — emissions?
OECD ranks 1st out of 226 countries with data for 2023.
Is industrial wastewater — emissions rising or falling in OECD?
Over the last ten years it is down 20.6%. The long-run trend across the full record is falling.
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 (CH4). 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-ch4/oecd/

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About this data

Indicator
Industrial Wastewater — Emissions (CH4)
Unit
kt
Source
Food and Agriculture Organization of the United Nations
Licence
CC BY-NC-SA 3.0 IGO (FAO)
Coverage
258 places, 8,553 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.