|}
{|style="height:140px; background:#efefef"
|align="center" valign="top"| {{Icon|file=rota_sludge_well_drilling_icon.png|alt=Groundwater - Rota sludge well drilling|width=94|link=Groundwater - Rota sludge well drilling}} <br> [[Groundwater - Rota sludge well drilling]]
|}
{|style="height:140px; background:#efefef"