Episode Ratings Grid

Every episode at a glance, color-coded by rating. Rows are episode numbers within each season, columns are seasons.

M
S1
E1
7.2
E2
7.2
E3
7.4
E4
7.2
Avg
7.3
Good
SeriesScores.com

Episode Power Rankings

The best and worst episodes at a glance. Use this to find must-watch episodes or ones you might want to skip.

🏆 Top Episodes

#1 7.4

S1E3 The Whistleblower

During cleanup at the plant, insiders claim that cost-cutting measures and intimidation tactics create a danger far worse than the accident itself.

#2
S1E1 7.2

The Accident

In 1979, a plant malfunction causes confusion and a radiation leak. As fear spreads, so does suspicion that the authorities are concealing the truth.

#3
S1E2 7.2

Women and Children First

Panic strikes the community as a full-blown catastrophe looms. Locals mobilize to confront the authorities and protest the nuclear power industry.

  1. 4. S1E4 "Fallout" 7.2

📉 Bottom Episodes

#4
S1E4 7.2

Fallout

Despite disturbing revelations of wrongdoing at Three Mile Island before and after the accident, the utility fights to bring the plant back online.

  1. 3. S1E2 "Women and Children First" 7.2
  2. 2. S1E1 "The Accident" 7.2
  3. 1. S1E3 "The Whistleblower" 7.4
SeriesScores.com

The Quality Arc

Each point is an episode, plotted chronologically. The colored bands mark season boundaries. Look for upward or downward trends to see if quality improved or declined over time.

S1 6.56.87.17.47.78 Rating 1 2 3 4 Episode 10 9 8 7 6 5
SeriesScores.com

Episode Engagement

Vote count shows how many people cared enough to rate. High votes + high rating = beloved classic. High votes + low rating = notorious stinker. Low votes + high rating = hidden gem.

Rating threshold:
0 Standouts
2 Infamous
0 Hidden Gems
2 Forgettable
Standouts Infamous Hidden Gems Forgettable Global: 7.5 7.27.37.47.67.77.8 Rating 250 262 275 288 302 Votes (log scale)
Most Infamous: S1E1 The Accident

Episodes plotted by rating vs. vote count. The vertical line marks the rating threshold (7.5). More votes = more engagement. Toggle above to compare against global or show-specific median.

SeriesScores.com