Within 30 days from the action of the Planning Commission, the City Council shall conduct a hearing on the map, unless the subdivider consents to a continuance. The matter shall be considered in a public hearing after notice has been given according to SMC 16.04.100. The City Council may add, modify, or delete conditions recommended by the Planning Commission if the City Council determines that such changes are necessary to ensure that the tentative parcel map conforms to the State Subdivision Map Act and this code. The City Council may deny the tentative parcel map on any of the grounds contained in SMC 16.28.070(D). Within 10 days following the conclusion of the hearing, the City Council shall render its decision.