The Department of Environmental Protection (DEP) gives notice that it is developing amendments to Chapter 62-621, F.A.C., to update and clarify requirements applicable to the National Pollutant Discharge Elimination System (NPDES) Generic Permit for Discharges from Petroleum Contaminated Sites. The proposed amendments would update screening criteria and monitoring requirements consistent with current surface water quality criteria as well as adopting a user friendly Notice of Intent (NOI) to use this generic permit and clarify reporting requirements.