For an open-loop geothermal scheme, (regardless of water source), and abstraction licence and discharge permit are likely required.
Caiff archwiliadau ac arfarniad llawn o ran diwydrwydd dyledus eu cynnal (os oes angen), a dim ond bryd hynny y caiff penderfyniad terfynol ei wneud i gynnig grant neu i wrthod y cais.