The City shall administer, implement, and enforce the provisions of this chapter. Any powers granted or duties imposed upon the City may be delegated in writing to persons or entities acting in the beneficial interest of or in the employ of the City. The standards set forth herein and promulgated pursuant to this chapter are minimum standards; therefore, this chapter does not intend or imply that compliance by any person will ensure that there will be no contamination, pollution, or unauthorized discharge of pollutants.