Contact

Report a reactor-data correction

1. Name the reactor or page URL.
2. Quote the field you believe is wrong or stale.
3. Link a primary or authoritative source if possible.
4. Say whether the issue is a design specification, programme status, date or wording problem.

This helps us distinguish a genuine update from two sources using different definitions, such as gross versus net electrical output.

Report a calculator issue

Include the calculator URL, the exact inputs, the result you received and the result you expected. Formula definitions are published on Methodology.

General site questions

You can also use the same address for accessibility, privacy, advertising or broken-link reports. Do not send sensitive personal, medical or security information.

Last updated: 21 September 2026.