H2O: Just Add Water backdrop
H2O: Just Add Water poster
TV SeriesEnded

H2O: Just Add Water

Episode Ratings

IMDb ratings graph for every episode of H2O: Just Add Water across all 3 seasons.

2006–2010 · 3 seasons · 10 · Drama · Family · Sci-Fi & Fantasy
IMDb
7.3
22k ratings
TMDB
7.8
727 ratings
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Episode Ratings

Season-by-season heatmap · hover a cell for details

Episode ratings

Rating:MasterpieceExcellentGoodAveragePoorN/A
S1
S2
S3
E1
7.6
7.5
7.9
E2
7.4
7.4
7.3
E3
7.2
7.6
7.2
E4
7.3
7.5
7.3
E5
7.4
7.7
7.3
E6
7.4
7.4
7.5
E7
7.7
7.4
7.3
E8
7.3
8.5
7.6
E9
7.3
7.4
7.5
E10
7.6
7.5
7.8
E11
7.2
8.3
7.4
E12
7.6
7.7
8.0
E13
7.5
7.9
8.1
E14
7.3
7.4
7.7
E15
7.6
7.7
7.1
E16
7.7
7.8
7.6
E17
7.8
8.1
7.3
E18
8.1
7.7
7.2
E19
—
8.3
7.7
E20
7.8
7.9
7.5
E21
7.9
7.8
7.5
E22
8.0
7.4
7.6
E23
8.0
—
7.6
E24
7.9
—
7.2
E25
8.0
—
—
E26
8.4
—
—
AVG
7.6
7.7
7.5

Overview

H2O: Just Add Water revolves around three teenage girls facing everyday teen problems with an added twist: they cope with the burden of growing a giant fin and transforming into mermaids whenever they come in contact with water.

Network10
Runtime~24 min
Seasons3

H2O: Just Add Water holds an IMDb rating of 7.3 from 22K votes. Across its 71 rated episodes, the highest-rated is S2E8 "Wrong Side of the Tracks" at 8.5, and the lowest is S3E15 "Power Play" at 7.1. Season 2 is the strongest, averaging 7.7 per episode. Explore the full episode ratings graph below, season by season.

Peak8.5
S2E8Wrong Side of the Tracks
Low point7.1
S3E15Power Play

Averages 7.6 across 71 rated episodes — strongest run is Season 2 at 7.7.

Average by season

Season 17.625 eps
Season 27.722 eps
Season 37.524 eps

Top-rated episodes

1S2E8Wrong Side of the Tracks8.5
2S1E26A Twist in the Tail8.4
3S2E11In Over Our Heads8.3
4S2E19The Gracie Code (1)8.3
5S1E18Bad Moon Rising8.1

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Frequently asked questions

How many episodes does H2O: Just Add Water have?

H2O: Just Add Water has 78 episodes across 3 seasons.

How many seasons does H2O: Just Add Water have?

H2O: Just Add Water has 3 seasons.

What is H2O: Just Add Water's IMDb rating?

H2O: Just Add Water holds an IMDb rating of 7.3 from 22K votes.

What is the highest-rated episode of H2O: Just Add Water?

The highest-rated episode of H2O: Just Add Water is S2E8 “Wrong Side of the Tracks”, rated 8.5 on IMDb.

What is the lowest-rated episode of H2O: Just Add Water?

The lowest-rated episode of H2O: Just Add Water is S3E15 “Power Play”, rated 7.1 on IMDb.

Which season of H2O: Just Add Water is the best?

Season 2 is the highest-rated, averaging 7.7 per episode.