The lake pH is not so low that it will burn your skin off it is only 6.3-6.7 which is fine. I do not recoment this lake for swimming as it drops off close to the shore. There is amoebic meningitis bugs present in this lake and all geothermal lakes so do not put your head under!
Okoroire Hot Springs Hotel
Lower pool with gravel base
Okoroire Hot Springs Hotel
Lower riverside pool
Okoroire Hot Springs Hotel
Top pool, formally enclosed prior to recent redevelopment.