Domestic Wastewater — Emissions (N2O) in Sri Lanka

Sri Lanka: Domestic Wastewater — Emissions (N2O) was 0.498 kt in 2023. ▲ Rising

Latest (2023)
0.498 kt
Change on year
up 0.6%
World rank
61st
of 178 countries
All-time high
0.5123 kt
in 2020
All-time low
0.2339 kt
in 1990
Years of data
34
1990–2023

Domestic Wastewater — Emissions in Sri Lanka, 1990–2023

00.20.40.61990200620231990: 0.234 kt1991: 0.243 kt1992: 0.247 kt1993: 0.245 kt1994: 0.258 kt1995: 0.276 kt1996: 0.279 kt1997: 0.29 kt1998: 0.291 kt1999: 0.317 kt2000: 0.307 kt2001: 0.319 kt2002: 0.322 kt2003: 0.332 kt2004: 0.337 kt2005: 0.327 kt2006: 0.337 kt2007: 0.353 kt2008: 0.346 kt2009: 0.357 kt2010: 0.363 kt2011: 0.381 kt2012: 0.38 kt2013: 0.391 kt2014: 0.445 kt2015: 0.476 kt2016: 0.49 kt2017: 0.503 kt2018: 0.51 kt2019: 0.503 kt2020: 0.512 kt2021: 0.51 kt2022: 0.495 kt2023: 0.498 kt

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

Analysis

Sri Lanka recorded 0.498 kt for domestic wastewater — emissions in 2023.

That represents a change of up 0.6% on the previous year and up 27.5% over ten years.

Over the whole period, domestic wastewater — emissions in Sri Lanka peaked at 0.5123 kt in 2020 and was at its lowest, 0.2339 kt, in 1990.

Sri Lanka ranks 61st of 178 countries on this measure, in the middle of the range.

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

Domestic Wastewater — Emissions (N2O) in Sri Lanka, year by year

Annual values for Domestic Wastewater — Emissions (N2O) in Sri Lanka, 1990 to 2023.
Year kt Change
1990 0.2339 kt —
1991 0.243 kt +3.9%
1992 0.247 kt +1.7%
1993 0.2454 kt -0.7%
1994 0.258 kt +5.1%
1995 0.2756 kt +6.8%
1996 0.2788 kt +1.1%
1997 0.2899 kt +4.0%
1998 0.2913 kt +0.5%
1999 0.3166 kt +8.7%
2000 0.3069 kt -3.1%
2001 0.3187 kt +3.8%
2002 0.3219 kt +1.0%
2003 0.3317 kt +3.1%
2004 0.3371 kt +1.6%
2005 0.3266 kt -3.1%
2006 0.3366 kt +3.1%
2007 0.3533 kt +4.9%
2008 0.3462 kt -2.0%
2009 0.3574 kt +3.2%
2010 0.3632 kt +1.6%
2011 0.3815 kt +5.0%
2012 0.3797 kt -0.5%
2013 0.3906 kt +2.9%
2014 0.4453 kt +14.0%
2015 0.4756 kt +6.8%
2016 0.4896 kt +3.0%
2017 0.5029 kt +2.7%
2018 0.5102 kt +1.5%
2019 0.5035 kt -1.3%
2020 0.5123 kt +1.7%
2021 0.5105 kt -0.3%
2022 0.4951 kt -3.0%
2023 0.498 kt +0.6%

Sri Lanka compared with similar countries

  • Sri Lanka's 0.498 kt is above the median for upper middle income countries, which is 0.2428 kt, 2.1× the median. (51 countries reporting)
  • Sri Lanka's 0.498 kt is below the median for South Asia, which is 0.6208 kt, 80% of the median. (6 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
1990s 0.268 kt 0.2339 kt 0.3166 kt 10
2000s 0.3336 kt 0.3069 kt 0.3574 kt 10
2010s 0.4442 kt 0.3632 kt 0.5102 kt 10
2020s 0.504 kt 0.4951 kt 0.5123 kt 4

Countries ranked near Sri Lanka

  1. 58 Portugal 0.5407 kt compare
  2. 59 Chad 0.5291 kt compare
  3. 60 Mozambique 0.5023 kt compare
  4. 62 Malawi 0.4731 kt compare
  5. 63 Czechia 0.4719 kt compare
  6. 64 Greece 0.4716 kt compare

See the full ranking of 228 places →

More climate change data for Sri Lanka

All data for Sri Lanka →

Frequently asked questions

What is domestic wastewater — emissions in Sri Lanka?
Domestic wastewater — emissions in Sri Lanka was 0.498 kt in 2023, according to Food and Agriculture Organization of the United Nations.
What is the highest domestic wastewater — emissions recorded in Sri Lanka?
The highest recorded value was 0.5123 kt in 2020.
What is the lowest domestic wastewater — emissions recorded in Sri Lanka?
The lowest recorded value was 0.2339 kt in 1990.
How does Sri Lanka rank for domestic wastewater — emissions?
Sri Lanka ranks 61st out of 178 countries with data for 2023.
Is domestic wastewater — emissions rising or falling in Sri Lanka?
Over the last ten years it is up 27.5%. The long-run trend across the full record is rising.
Where does this Sri Lanka data come from?
The figures come from Food and Agriculture Organization of the United Nations, published as part of Domestic Wastewater — Emissions (N2O). Statizoid updates them automatically from the source API.

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Domestic Wastewater — Emissions in Sri Lanka. Statizoid, drawing on Food and Agriculture Organization of the United Nations. Retrieved 10 October 2026, from https://climate.statizoid.com/stat/domestic-wastewater-emissions-n2o/sri-lanka/

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About this data

Indicator
Domestic Wastewater — Emissions (N2O)
Unit
kt
Source
Food and Agriculture Organization of the United Nations
Licence
CC BY-NC-SA 3.0 IGO (FAO)
Coverage
228 places, 7,605 data points, 1990–2023
Last refreshed

The FAOSTAT domain on Emissions from Pre- and post- agricultural production includes the greenhouse gas (GHG) emissions, and related activity data, generated from pre- and post-agriculture production stages of the agri-food systems. Data are computed following the Tier 1 methods of the Intergovernmental Panel on Climate Change (IPCC) Guidelines for National greenhouse gas (GHG) Inventories (IPCC, 1996; 1997; 2000; 2002; 2006; 2014). The domain includes methane (CH4), nitrous oxide (N2O), carbon dioxide (CO2) and CO2 equivalent (CO2eq) emissions from the above activities as well as the aggregate fluorinated gases (F-gases) emissions. Estimates are available by country, with global coverage and are updated annually.The FAOSTAT domain disseminates information estimates of CH4, N2O, CO2 emissions, F-gases, their aggregates in CO2eq in units of kilotonnes (kt, or 10^6 kg), and the underlying activity data. CO2eq emissions are computed by using the IPCC Fifth Assessment report global warming potentials, AR5 (IPCC, 2014). Data are available for most countries and territories, for standard FAOSTAT regional aggregations, and for Annex I and non-Annex I country groups.