The standards set forth herein and promulgated pursuant to this Article are minimum standards; therefore this Article does not intend or imply that compliance by any person will ensure that there will be no contamination, pollution, or unauthorized discharge of pollutants into waters of the state caused by said person. This Article shall not create liability on the part of the City, or any agent or employee thereof for any damages that result from any discharger’s reliance on this Article or any administrative decision lawfully made thereunder.