REP03626 - Laserfiche WebLink

Home Browse Search

Require- Require- ment Requirement ment complied Comment citation with ? lyes / nol R. Sampling Table SA frequency of of CDIvIG ground water mining yes monitoring permit C- wells 81-023 S. Para- meters Table SA to be of CDMG analyze d in mining yes ground Permit C- 81-023 water sam les T. Basic CWQCC ' Standards regulation for Ground s Y~ Water 41.4 and 41.5 U. Restoration of ground Spoil springs may reduce ground water recharge by diverting water CDMG ground water Flow to surface water Flow, but Chimney Rock's recharge to regulation yes expected total aggregate spoil spring discharge of much less approximate 4.05.11(3) than 1 cfs will be too small to reduce ground water recharge premining below the approximate premining recharge rate. rate The Fruitland formation is the only potential aquifer that will be impacted by mining. Sulfate-rich water from spoil aquifers can V. Prevention of be expected to discharge into sandstone beds of the Fruitland adverse formation in the unmined low-walls of the pits. The discharge impacts to CDMG rates into the low-walls will be minimal due [o the low ground water regulation yes permeability of the Fruitland sandstone beds, and the relative systems 4.05.11 ease of spoil aquifer discharge over the crest of the low-walls (as outside the spoil springs). The low rate of discharge of spoil aquifers into permit area the low-walls, and the poor premining quality of Fruitland ground water, will probably result in no adverse impacts to round waters stems outside the ermi[ area. W. Prevention of impacts to ground CDMG The postmining land use of livestock grazing (and riparian habitat water that regulation along Stollsteimer Creek) will not use ground water. adversely s Yes Consequently, any impact to ground water will not impact the impact the 4.05.1(2) i i d postmining land use in the permit area. postm n ng an land use 4.05.11 within the ermit area Page 3