Police are making inquiries after photos posted on Face Book showed a group of Arno Bay youths trespassing at the Cowell Swimming Pool last week.
Cowell Area School staff learned this week that local youths had taken photos of themselves after swimming in the pool after hours and posted it to the popular social networking site.
The Cowell pool committee has voiced concerns about safety and the potential for damage to the facility which is paid for by community fundraising.
People trespassing on school grounds - inclduing the pool - between midnight and 7am face fines and criminal charges. Police inquiries are continuing.