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<br />The following adequacy issues resulted from a review of hydrology topics in <br />the Blue Ribbon permit application. <br />6. Please revise Exhibit H-1 to reflect the existing sediment control system <br />at the site. The Division's most recent copy of the map was certified in <br />June, 1986. It shows diversion ditches that no longer exist (B and C) <br />and ditches in different locations then exist at the site (D and E). <br />Also, include the drainage pipe on the north side of the bench on this <br />map. <br />7. The Division received a map certified September 16, 1988 entitled "Mine <br />Bench Slump Repair, Plan of Drain Locations." Please revise this map to <br />include the 1989 repair work and include it within the permit application <br />as an exhibit. Provide a reference to this map and the method of <br />installation within the narrative. <br />8. a. Is there an one map which accurately reflects the location of the <br />two surface water sampling stations? Page 124 indicates that they <br />are located on the north and south edges of the disturbance; <br />Exhibit P, revised January, 1982, scale 1" = 200', shows them 1400' <br />apart, another Exhibit P, dated March 10, 1982, scale 1" = 2000' <br />show them 3000' apart. Please accurately locate both stations on a <br />map. <br />b. Has the location of the southern surface water monitoring station <br />changed over time? <br />9. What is the status of the Hubbard Creek alluvial well which was used as a <br />source of water for mining? If this was abandoned, please submit <br />abandonment reports per Rule 4.07.3(3). <br />10. The staff was unable to find documentation of embankment specifications <br />for the three remaining ponds per Rules 4.05.6(8)(e) and (g). Please <br />reference the location of this material within the permit application or <br />provide appropriate design documentation. <br />-3- <br />