How many years of comparable data are there for Iceland and Puerto Rico?

25 years are reported by both, from 2000 to 2024.

Where does this data come from?

WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data, published as Share of the population using improved water sources. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Iceland vs Puerto Rico: Share of the population using improved water sources

Iceland

100.0%

in 2024

Puerto Rico

100.0%

in 2024

Iceland rank

1st

Puerto Rico rank

1st

Share of the population using improved water sources over time

Iceland
Puerto Rico

How they compare

Iceland currently reports 100.0% against 100.0% in Puerto Rico, a difference of 0.0%.

The two have swapped places 1 time across 25 shared years of data; in 2000 it was Iceland ahead.

Iceland ranks 1st and Puerto Rico ranks 1st of 231 countries.

Iceland has averaged higher in every one of the 3 decades both report.

Head to head by decade

Decade	Iceland	Puerto Rico	Difference	Ahead
2000s	100.0%	97.9%	2.1%	Iceland
2010s	100.0%	99.4%	0.6%	Iceland
2020s	100.0%	100.0%	0.0%	—

Averages of every year both report within each decade.

Frequently asked questions

Which has higher share of the population using improved water sources, Iceland or Puerto Rico?: Iceland, at 100.0% against 100.0% in Puerto Rico as of 2024.
What is the difference in share of the population using improved water sources between Iceland and Puerto Rico?: 0.0%, with Iceland ahead.
How many years of comparable data are there for Iceland and Puerto Rico?: 25 years are reported by both, from 2000 to 2024.
How do Iceland and Puerto Rico rank globally for share of the population using improved water sources?: Iceland ranks 1st and Puerto Rico ranks 1st of 231 countries.
Where does this data come from?: WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data, published as Share of the population using improved water sources. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Iceland vs Puerto Rico: Share of the population using improved water sources. Statizoid, drawing on WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data. Retrieved 28 August 2026, from https://environment.statizoid.com/compare/share-of-the-population-using-improved-water-sources-wash/iceland/puerto-rico-us/

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<a href="https://environment.statizoid.com/compare/share-of-the-population-using-improved-water-sources-wash/iceland/puerto-rico-us/">Iceland vs Puerto Rico: Share of the population using improved water sources</a> — Statizoid

About this data

Indicator: Share of the population using improved water sources
Unit: %
Source: WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 231 places, 5,586 data points, 2000–2024
Last refreshed: 28 August 2026

Proportion of people who use an improved drinking water source, regardless of collection time. An improved drinking water source is a safely designed drinking water source and includes e.g. piped water, boreholes or tubewells and packaged or delivered water.