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SECTION II - Revisions, Enforcement Actions. and Stipulations <br /> The Division has approved the following revisions to the Coal Basin permit <br /> since the Permit Renewal in December, 1988: <br /> Minor Approval <br /> Revision Date Description <br /> 14 January 18, 1989 Power line clearing <br /> 15 April 6, 1989 Pipeline diversion, rock tunnel ponds <br /> 16 May 16, 1989 Redirect drainage from Sutey topsoil pile <br /> 17 June 28. 1989 Sediment control Sutey topsoil stockpiles <br /> 18 July 1 , 1989 Pond cleanings, tunnel waste pile <br /> 19 June 30, 1989 Use of Alum as coagulant, 016 ponds <br /> 20 July 7. 1989 Use Nalco 7883. 016 ponds <br /> 21 July 14. 1989 Use guar gum to promote pond settling <br /> 22 August 9. 1989 Overland conveyor site drainage <br /> 23 August 25, 1989 Dutch Creek channel repair <br /> 24 August 31 . 1989 Pipe, building modification <br /> 25 October 26. 1989 Expand Briedan plant <br /> 26 April 4, 1990 Repair surface water station 20 <br /> 27 May 9, 1990 Change M seam mine plan <br /> 28 July 5. 1990 Pond cleanings no. 2 pad area <br /> 29 August 16, 1990 Pond cleanings, old refuse pile <br /> 30 August 17. 1990 No. 5 mine road maintenance <br /> 31 November 14. 1990 Pipeline to 020 pond <br /> Technical <br /> Revision Date Description <br /> 14 January 18. 1989 Power line clearing <br /> 11 May 4, 1989 Sediment control , rock tunnel area <br /> 12 October 12. 1989 Mine water treatment system <br /> 13 November 17. 1989 Refuse pile ditch designs <br /> 14 April 26. 1990 Sediment control , prep plant area <br /> 15 September 17. 1990 Downgrade roads to light use <br /> 16 October 4, 1990 Divert Sutey underdrain to ponds <br /> 17 December 21 . 1990 Mine water treatment system <br /> The Division has issued twelve Notices of Violation and one Cessation Order to <br /> Mid-Continent Resources since the Permit Renewal : <br /> -3- <br />