UNs IPCC Reports https://www.ipcc.ch/site/assets/uploads/2018/03/Chapter-5-Hydropower-1.pdf See fig 5.15. The outliers are the concern (and yes, it's pretty much methane)

Edit: I reread the parent comment, the above won't address what you asked for, but is interesting nonetheless so I'll leave it

https://ourworldindata.org/safest-sources-of-energy

Nuclear produces the least emissions over it's life cycle and has a safety rating that flip flops with solar depending on how they want to classify accidents in construction and preparation.

If you want a sustainable, clean and reliable future, your power grid needs Wind, Solar and Nuclear. There is absolutely no reason to exclude Nuclear Power from any green energy plan.