It said the school would be open tomorrow but parents and whanau would be directed well away from the contaminated areas until it was safe and healthy to resume access to these areas again.
"Please be mindful that the site is not aesthetically pleasing but it is our intention to have this back to normal for our tamariki as soon as possible.
"Before and After School Care programmes will be making alternative plans until further notice. [Please] contact Maryanne."
A severe weather watch remains in place for Rotorua and the Bay of Plenty with MetService predicting heavy rain to ease tomorrow morning.
"An active front over the North Island should move away to the east overnight tonight.
"Until 3am Tuesday morning, Bay of Plenty including Rotorua may see short duration warning amounts of rain for example, 50mm in 6 hours."