OpEx Users: Your data security continues to be a top priority for us, as such we’re pleased to announce that we’ve enabled two-factor authentication (2FA) for the OpEx website.

2FA provides an additional layer of protection against unauthorized access to the OpEx website. All users will be required to set up their 2FA credentials upon logging in, under My Profile. Should you encounter any problems implementing the 2FA, please contact us at OpEx@hydro.org.

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This is a restricted site that only registered users can access. If you are not registered, please use the registration form to start the registration process.


Notice: If more than 5 login attempts fail, your IP address will be blocked. You will get a "Request for Unblock" window to allow normal login. If there are other problems, please notify the OpEx administrator at OpEx@hydro.org.

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