685—12.3 (263B) State site inventory. The state site inventory contains summary information by county for all sites reported in the Iowa site records.
	 12.3(1) The inventory is updated on a daily basis as new sites record sheets are added to the documents collections. Duplicate copies of the site record sheets are made available to the Division of Historic Preservation, State Historical Department, for planning purposes.
	 12.3(2) A new compilation of the inventory is formalized twice yearly and copies thereof are distributed free of charge to the Division of Historic Preservation, State Historical Department and the State Preserves Advisory Board.
	 12.3(3) The OSA participates in the Iowa Water Resource Data System managed by the Iowa Geological Survey. The purpose of this participation is to make the state site inventory more accessible to other agencies via a computerized data retrieval and storage system.