Unmapped Dataworks

Free tools · Measured from space

Surface water in Uthukela

In 2025, Uthukela had 94.2 km² of open water on average, 78.8 km² of it nearly all year. The wettest year since 1984 was 2022 (97.7 km²); the driest 1995 (51.0 km²).

Open water seen on the ground from space: dams, lakes, rivers wide enough to see, pans, wetlands with open water and flooded fields. Each year, the Landsat satellites look at every 30 m spot many times; where the sky is clear, each look says water or not. The average water area counts each spot for the share of its clear looks that were wet. Permanent water was wet in more than 80% of the clear looks; seasonal water was wet at least once but less often than that.

What it isn’t: not how full a dam is (that is the Department of Water and Sanitation’s weekly level, by volume), not groundwater, not rain, and not water in pipes or tanks. Narrow rivers, water under trees or bridges and anything smaller than about 30 m are missed. A year with few clear looks (cloud, or the early years when fewer satellites flew) is less sure, and 1988 is missing everywhere because Digital Earth Africa does not have it: a missing year is left out, never counted as dry.

2025

The wettest and driest years

Among the 39 years in which at least 90% as much of the place was seen as in its best year (2 less well seen years are left out), so a cloudy year cannot pass for a dry one.

Every year since 1984

1984: 52.6 km² on average, 48.4 km² permanent1985: 3.57 km² on average, 3.57 km² permanent1986: 77.8 km² on average, 52.6 km² permanent1987: 68.1 km² on average, 63.7 km² permanent1988: not held1989: 69.2 km² on average, 52.7 km² permanent1990: 64.5 km² on average, 47.6 km² permanent1991: 79.7 km² on average, 58.1 km² permanent1992: 62.1 km² on average, 46.4 km² permanent1993: 60.2 km² on average, 39.6 km² permanent1994: 73.4 km² on average, 38.9 km² permanent1995: 51.0 km² on average, 39.0 km² permanent1996: 87.5 km² on average, 34.2 km² permanent1997: 85.2 km² on average, 33.1 km² permanent1998: 71.1 km² on average, 53.8 km² permanent1999: 75.6 km² on average, 62.2 km² permanent2000: 80.1 km² on average, 66.4 km² permanent2001: 74.4 km² on average, 61.6 km² permanent2002: 75.0 km² on average, 65.7 km² permanent2003: 69.5 km² on average, 59.1 km² permanent2004: 76.4 km² on average, 64.2 km² permanent2005: 79.9 km² on average, 66.8 km² permanent2006: 80.2 km² on average, 68.0 km² permanent2007: 72.0 km² on average, 60.9 km² permanent2008: 78.2 km² on average, 62.6 km² permanent2009: 81.6 km² on average, 69.8 km² permanent2010: 75.9 km² on average, 65.3 km² permanent2011: 85.2 km² on average, 72.1 km² permanent2012: 89.3 km² on average, 70.4 km² permanent2013: 84.4 km² on average, 71.5 km² permanent2014: 80.2 km² on average, 67.9 km² permanent2015: 79.1 km² on average, 59.5 km² permanent2016: 69.5 km² on average, 55.4 km² permanent2017: 76.3 km² on average, 60.6 km² permanent2018: 86.1 km² on average, 67.2 km² permanent2019: 79.2 km² on average, 64.5 km² permanent2020: 85.8 km² on average, 69.3 km² permanent2021: 86.7 km² on average, 72.9 km² permanent2022: 97.7 km² on average, 77.6 km² permanent2023: 95.6 km² on average, 72.2 km² permanent2024: 88.0 km² on average, 74.8 km² permanent2025: 94.2 km² on average, 78.8 km² permanent198519901995200020052010201520202025
The average water area each year (the whole bar), and the part that was water nearly all year (darker). A gap is a year Digital Earth Africa does not have.
Show the numbers
The average water area each year, 1984 to 2025: every figure
When or whatFigure
198452.6 km² on average, 48.4 km² permanent
19853.57 km² on average, 3.57 km² permanent
198677.8 km² on average, 52.6 km² permanent
198768.1 km² on average, 63.7 km² permanent
1988not held
198969.2 km² on average, 52.7 km² permanent
199064.5 km² on average, 47.6 km² permanent
199179.7 km² on average, 58.1 km² permanent
199262.1 km² on average, 46.4 km² permanent
199360.2 km² on average, 39.6 km² permanent
199473.4 km² on average, 38.9 km² permanent
199551.0 km² on average, 39.0 km² permanent
199687.5 km² on average, 34.2 km² permanent
199785.2 km² on average, 33.1 km² permanent
199871.1 km² on average, 53.8 km² permanent
199975.6 km² on average, 62.2 km² permanent
200080.1 km² on average, 66.4 km² permanent
200174.4 km² on average, 61.6 km² permanent
200275.0 km² on average, 65.7 km² permanent
200369.5 km² on average, 59.1 km² permanent
200476.4 km² on average, 64.2 km² permanent
200579.9 km² on average, 66.8 km² permanent
200680.2 km² on average, 68.0 km² permanent
200772.0 km² on average, 60.9 km² permanent
200878.2 km² on average, 62.6 km² permanent
200981.6 km² on average, 69.8 km² permanent
201075.9 km² on average, 65.3 km² permanent
201185.2 km² on average, 72.1 km² permanent
201289.3 km² on average, 70.4 km² permanent
201384.4 km² on average, 71.5 km² permanent
201480.2 km² on average, 67.9 km² permanent
201579.1 km² on average, 59.5 km² permanent
201669.5 km² on average, 55.4 km² permanent
201776.3 km² on average, 60.6 km² permanent
201886.1 km² on average, 67.2 km² permanent
201979.2 km² on average, 64.5 km² permanent
202085.8 km² on average, 69.3 km² permanent
202186.7 km² on average, 72.9 km² permanent
202297.7 km² on average, 77.6 km² permanent
202395.6 km² on average, 72.2 km² permanent
202488.0 km² on average, 74.8 km² permanent
202594.2 km² on average, 78.8 km² permanent
YearWater on averagePermanentSeasonalWet at some pointSeen
202594.2 km²78.8 km²174 km²253 km²77%
202488.0 km²74.8 km²93.9 km²169 km²77%
202395.6 km²72.2 km²543 km²616 km²78%
202297.7 km²77.6 km²351 km²429 km²77%
202186.7 km²72.9 km²134 km²207 km²77%
202085.8 km²69.3 km²199 km²268 km²77%
201979.2 km²64.5 km²111 km²175 km²77%
201886.1 km²67.2 km²262 km²329 km²77%
201776.3 km²60.6 km²130 km²190 km²77%
201669.5 km²55.4 km²152 km²207 km²77%
201579.1 km²59.5 km²238 km²297 km²77%
201480.2 km²67.9 km²84.3 km²152 km²77%
201384.4 km²71.5 km²94.6 km²166 km²77%
201289.3 km²70.4 km²119 km²190 km²77%
201185.2 km²72.1 km²65.8 km²138 km²77%
201075.9 km²65.3 km²43.3 km²109 km²77%
200981.6 km²69.8 km²62.7 km²133 km²77%
200878.2 km²62.6 km²112 km²174 km²77%
200772.0 km²60.9 km²57.8 km²119 km²77%
200680.2 km²68.0 km²93.3 km²161 km²77%
200579.9 km²66.8 km²112 km²179 km²77%
200476.4 km²64.2 km²76.6 km²141 km²77%
200369.5 km²59.1 km²28.6 km²87.7 km²77%
200275.0 km²65.7 km²45.0 km²111 km²77%
200174.4 km²61.6 km²52.9 km²114 km²77%
200080.1 km²66.4 km²80.5 km²147 km²77%
199975.6 km²62.2 km²49.5 km²112 km²77%
199871.1 km²53.8 km²122 km²176 km²77%
199785.2 km²33.1 km²198 km²231 km²77%
199687.5 km²34.2 km²173 km²207 km²77%
199551.0 km²39.0 km²54.5 km²93.5 km²77%
199473.4 km²38.9 km²184 km²222 km²77%
199360.2 km²39.6 km²76.8 km²116 km²77%
199262.1 km²46.4 km²61.0 km²107 km²77%
199179.7 km²58.1 km²131 km²189 km²77%
199064.5 km²47.6 km²80.4 km²128 km²77%
198969.2 km²52.7 km²49.9 km²103 km²77%
198768.1 km²63.7 km²10.4 km²74.1 km²63%
198677.8 km²52.6 km²74.0 km²127 km²77%
19853.57 km²3.57 km²none3.57 km²17%
198452.6 km²48.4 km²8.62 km²57.0 km²77%

A year missing from the table is one Digital Earth Africa does not have for this place (1988 everywhere, 1985 in some places).

Every municipality, ranked · Everything we hold for Uthukela · On the explore map

Source

Measured from space by the American Landsat satellites: not a survey on the ground.

Credits and how we worked this out

Water Observations from Space, Digital Earth Africa (CC BY 4.0), modified: we counted each 30 m pixel over every 2026 ward and added the wards up into municipalities, districts and provinces. Under CC BY 4.0, from the AWS Registry of Open Data.

Landsat imagery courtesy of the U.S. Geological Survey.

Mueller, N. and others (2016): Water observations from space: mapping surface water from 25 years of Landsat imagery across Australia, Remote Sensing of Environment 174, 341 to 352.

Dataset: surface water by ward, release of 12 November 2026.

Unmapped Dataworks