Probability distribution grids of dissolved oxygen and dissolved manganese concentrations at selected thresholds in drinking water depth zones, Central Valley, California

The ascii grids represent regional probabilities that groundwater in a particular location will have dissolved oxygen (DO) concentrations less than selected threshold...ASCII 栅格（ASCII grids）用于表征特定位置处地下水溶解氧（dissolved oxygen, DO）浓度低于选定阈值的区域概率……