These checks should be done as quickly as possible, ideally within 24 hours of the local authority becoming aware of the encampment, (as far as this is reasonably practicable).
Dylid gwneud yr archwiliadau hyn cyn gynted â phosibl, yn ddelfrydol o fewn 24 awr ar ôl i’r awdurdod lleol ddod yn ymwybodol o’r gwersyll, (cyn belled ag y bo hynny’n rhesymol ymarferol).