Domestic Wastewater — Emissions (CO2eq) (AR5) in New Zealand

New Zealand: Domestic Wastewater — Emissions (CO2eq) (AR5) was 299.69 kt in 2023. ▲ Rising

Latest (2023)
299.69 kt
Change on year
up 0.8%
World rank
118th
of 220 countries
All-time high
299.69 kt
in 2023
All-time low
195.21 kt
in 1990
Years of data
34
1990–2023

Domestic Wastewater — Emissions (CO2eq) in New Zealand, 1990–2023

01002003001990200620231990: 195.2 kt1991: 198.8 kt1992: 200.3 kt1993: 204.9 kt1994: 205.2 kt1995: 213.1 kt1996: 212.8 kt1997: 215.4 kt1998: 215.9 kt1999: 216.9 kt2000: 215.8 kt2001: 218.8 kt2002: 222.3 kt2003: 226.9 kt2004: 231 kt2005: 233.4 kt2006: 236.8 kt2007: 239.4 kt2008: 241.5 kt2009: 242.8 kt2010: 244.5 kt2011: 251.3 kt2012: 248.8 kt2013: 251.6 kt2014: 261 kt2015: 265.2 kt2016: 273.4 kt2017: 275.9 kt2018: 283.9 kt2019: 287.8 kt2020: 289.6 kt2021: 292.4 kt2022: 297.3 kt2023: 299.7 kt

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

Analysis

New Zealand recorded 299.69 kt for domestic wastewater — emissions (co2eq) in 2023. That is the highest value across all 34 years on record.

Compared with earlier readings it is up 0.8% on the previous year and up 19.1% over ten years.

Over the whole period, domestic wastewater — emissions (co2eq) in New Zealand peaked at 299.69 kt in 2023 and was at its lowest, 195.21 kt, in 1990.

That places New Zealand 118th out of 220 countries with data for 2023, putting it in the middle of the range.

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

Domestic Wastewater — Emissions (CO2eq) (AR5) in New Zealand, year by year

Annual values for Domestic Wastewater — Emissions (CO2eq) (AR5) in New Zealand, 1990 to 2023.
Year kt Change
1990 195.21 kt —
1991 198.78 kt +1.8%
1992 200.31 kt +0.8%
1993 204.88 kt +2.3%
1994 205.22 kt +0.2%
1995 213.08 kt +3.8%
1996 212.81 kt -0.1%
1997 215.43 kt +1.2%
1998 215.87 kt +0.2%
1999 216.93 kt +0.5%
2000 215.85 kt -0.5%
2001 218.81 kt +1.4%
2002 222.34 kt +1.6%
2003 226.88 kt +2.0%
2004 231.04 kt +1.8%
2005 233.38 kt +1.0%
2006 236.84 kt +1.5%
2007 239.42 kt +1.1%
2008 241.47 kt +0.9%
2009 242.83 kt +0.6%
2010 244.5 kt +0.7%
2011 251.3 kt +2.8%
2012 248.78 kt -1.0%
2013 251.55 kt +1.1%
2014 261.04 kt +3.8%
2015 265.17 kt +1.6%
2016 273.37 kt +3.1%
2017 275.93 kt +0.9%
2018 283.94 kt +2.9%
2019 287.8 kt +1.4%
2020 289.58 kt +0.6%
2021 292.42 kt +1.0%
2022 297.31 kt +1.7%
2023 299.69 kt +0.8%

New Zealand compared with similar countries

  • New Zealand's 299.69 kt is above the median for high income countries, which is 123.48 kt, 2.4× the median. (75 countries reporting)
  • New Zealand's 299.69 kt is above the median for East Asia & Pacific, which is 36.46 kt, 8.2× the median. (28 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
1990s 207.85 kt 195.21 kt 216.93 kt 10
2000s 230.89 kt 215.85 kt 242.83 kt 10
2010s 264.34 kt 244.5 kt 287.8 kt 10
2020s 294.75 kt 289.58 kt 299.69 kt 4

Countries ranked near New Zealand

  1. 115 Kyrgyzstan 311.39 kt compare
  2. 116 Libya 303 kt compare
  3. 117 Slovakia 300.18 kt compare
  4. 119 Nicaragua 292.59 kt compare
  5. 120 Paraguay 292.29 kt compare
  6. 121 El Salvador 276.39 kt compare

See the full ranking of 252 places →

More climate change data for New Zealand

All data for New Zealand →

Frequently asked questions

What is domestic wastewater — emissions (co2eq) in New Zealand?
Domestic wastewater — emissions (co2eq) in New Zealand was 299.69 kt in 2023, according to Food and Agriculture Organization of the United Nations.
What is the highest domestic wastewater — emissions (co2eq) recorded in New Zealand?
The highest recorded value was 299.69 kt in 2023.
What is the lowest domestic wastewater — emissions (co2eq) recorded in New Zealand?
The lowest recorded value was 195.21 kt in 1990.
How does New Zealand rank for domestic wastewater — emissions (co2eq)?
New Zealand ranks 118th out of 220 countries with data for 2023.
Is domestic wastewater — emissions (co2eq) rising or falling in New Zealand?
Over the last ten years it is up 19.1%. The long-run trend across the full record is rising.
Where does this New Zealand data come from?
The figures come from Food and Agriculture Organization of the United Nations, published as part of Domestic Wastewater — Emissions (CO2eq) (AR5). Statizoid updates them automatically from the source API.

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Domestic Wastewater — Emissions (CO2eq) in New Zealand. Statizoid, drawing on Food and Agriculture Organization of the United Nations. Retrieved 07 November 2026, from https://climate.statizoid.com/stat/domestic-wastewater-emissions-co2eq-ar5/new-zealand/

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About this data

Indicator
Domestic Wastewater — Emissions (CO2eq) (AR5)
Unit
kt
Source
Food and Agriculture Organization of the United Nations
Licence
CC BY-NC-SA 3.0 IGO (FAO)
Coverage
252 places, 8,353 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.