Section 20.03.15.054 - EXPLORATION UNDER THE LEASE01.Diligent Exploration. Lessees must perform diligent exploration and development activities in the first five (5) years of the initial lease term or as otherwise extended by lease provision. Diligent exploration includes seismic, gravity, and other geophysical surveys, geothermometry studies, drilling temperature gradient wells, or similar activities that seek to determine the presence or extent of geothermal resources. This exploration may occur off-lease if it is being done on the same geothermal field. Failure to perform diligent exploration as described may result in lease cancellation.02.Casual Exploration. At any time after formal approval by the Board of a lease application, Lessee may enter upon the leased lands for casual exploration or inspection without notice to the department. As an express condition of an application to lease and of the right of casual inspection without notice, Lessee agrees to the indemnity conditions provided in Section 102 of these rules without a formally executed lease.03.Plan Required. Lessee must submit a Research and Analysis Plan to the Department before any exploration using motorized equipment or before otherwise engaging in operations that may lead to an appreciable disturbance or damage to lands, timber, other resources, or improvements on or adjacent to the leased lands. The proposed activities may not start until the Department approves the plan and the applicable preconditions in Sections 100 and 101 of these rules have been satisfied. The plan of operations may be amended as needed with Department approval. The plan includes all items that the Department deems necessary or useful in managing the geothermal resources including, but not limited to, the following:a. A narrative statement describing the proposed measures to be taken for protection of the environment, including, but not limited to the prevention or control of: ii. Soil loss and erosion;iii. Pollution of surface and ground waters;iv. Damage to fish and wildlife or other natural resources;v. Air and noise pollution; andvi. Hazards to public health and safety during lease activities.b. All pertinent information or data that the department may require to support the plan of operations for the utilization of geothermal resources and the protection of the environment;Idaho Admin. Code r. 20.03.15.054