PERMFILE124062 - Laserfiche WebLink

Home Browse Search

Doc Date:1211112001 III IIIIIIIIIIIII III ~\~ 2,06.8 COAL t4INING AND RECLAMATION OPERATIONS ON AREAS, OR ADJACENT TO AREAS, IDICLUDIPIG ALLUVIAL VALLEY FLOORS • The proposed mine site is located in what is !v-~c:m as Lewis Gulch 0.75 miles upstream from the Gulch's interception vrith Gals Creek, Lewis Gulch erould be classed as an ephemeral stream of steep gradient vrashed during flood stages to a resistant sandstone bed and would certainly not be classed as an alluvial valley floor, The Oak Creek Valley, as previously discussed,, serves as a :•rater supply for the City of Rockvale and provides some irrigation :eater for a small hayfield adjacent to the City of Rockvale. One derelling approximately one-half mile northwest of the junction of the mine access road ~•rith County Road 77 receives its vrater supply from Oak Creek. The probable effect of the proposed mine on water supplies in the area eras pre- viously discussed in Section 2,05.6 (3) of the application, • The irrigated hayfield or pasture adjacent to the City of Rockvale is ovmed by the City of Rockvale. The field is presently leased, The irrigation water used on the field is diverted from Oak Creek just downstream from the intersection of the mine access road and County Road 77, and flours in open ditch to the field, The City of Rockvale controls the flow of the ditch, giving first priority to domestic water usage, The field has approximately tvrenty acres planted in alfalfa erith some grass pasture in the shaded areas, Production of hay from the field is a direct function of the availability of water in Oak Creek. Hay in the area has an economic value of $2.50 per bale. The cost to put up hay locally is $7,00 to $8.00 per acre to • swath, $, 50 to $.60 per bale to bale, and $,25 to $. 30 to pick up and stack. Other items to be considered in the economics of the field are ~Z