| Bedrock Geology and Mineral Resources of the Powhatan 7.5-minute Quadrangle, Johnston County, North Carolina, by Carpenter, P.A., III, 1990. |
| https://www.deq.nc.gov/energy-mineral-and-land-resources/geological-survey/ofrs-geological-survey/listing-concentrations-variables-stream-sediment-stream-water-and-groundwater-galax-and-winston/open |
| Listing of Concentrations (Stream Sediments) of Variables Which Equal or Exceed the 90th Percentile, and pH and Conductivity Below the 10th Percentile in the North Carolina Portion of the NURE Database, by Reid, J.C., and Carpenter, R.H., 1993. |
| Listing of Concentrations of (Groundwater and Stream Water) of Variables Which Equal or Exceed the 90th Percentile, and pH and Conductivity Below the 10th Percentile in the North Carolina Portion of the NURE Database, by Reid, J.C., and Carpenter, R.H., 1 |
| Listing of Concentrations of Variables of Stream Sediment, Stream Water, and Groundwater for the Asheville 30 x 60 Minute Quadrangle -NURE Database, by Carpenter, R.H., and Reid, J.C., 1993. |
| Listing of Concentrations of Variables of Stream Sediment, Stream Water, and Groundwater for the Chapel Hill 30 x 60 Minute Quadrangle -NURE Database, by Carpenter, R.H., and Reid, J.C., 1993. |
| Listing of Concentrations of Variables of Stream Sediment, Stream Water, and Groundwater for the Charlotte 30 x 60 Minute Quadrangle -NURE Database, by Carpenter, R.H., and Reid, J.C., 1993. |
| Listing of Concentrations of Variables of Stream Sediment, Stream Water, and Groundwater for the Cleveland and Dalton 30 x 60 Minute Quadrangles -NURE Database, by Carpenter, R.H., and Reid, J.C., 1993. |
| Listing of Concentrations of Variables of Stream Sediment, Stream Water, and Groundwater for the Danville and Greensboro 30 x 60 Minute Quadrangles -NURE Database, by Carpenter, R.H., and Reid, J.C., 1993. |
| Listing of Concentrations of Variables of Stream Sediment, Stream Water, and Groundwater for the Fontana Lake and Toccoa 30 x 60 Minute Quadrangles -NURE Database, by Carpenter, R.H., and Reid, J.C., 1993. |
| Listing of Concentrations of Variables of Stream Sediment, Stream Water, and Groundwater for the Galax and Winston-Salem 30 x 60 Minute Quadrangles -NURE Database, by Carpenter, R.H., and Reid, J.C., 1993. |
| Listing of Concentrations of Variables of Stream Sediment, Stream Water, and Groundwater for the Hendersonville 30 x 60 Minute Quadrangle -NURE Database, by Carpenter, R.H., and Reid, J.C., 1993. |
| Listing of Concentrations of Variables of Stream Sediment, Stream Water, and Groundwater for the Hickory 30 x 60 Minute Quadrangle -NURE Database, by Carpenter, R.H., and Reid, J.C., 1993. |
| Listing of Concentrations of Variables of Stream Sediment, Stream Water, and Groundwater for the Johnson City 30 x 60 Minute Quadrangle -NURE Database, by Carpenter, R.H., and Reid, J.C., 1993. |
| Listing of Concentrations of Variables of Stream Sediment, Stream Water, and Groundwater for the Knoxville 30 x 60 Minute Quadrangle -NURE Database, by Carpenter, R.H., and Reid, J.C., 1993. |
| Listing of Concentrations of Variables of Stream Sediment, Stream Water, and Groundwater for the Lancaster 30 x 60 Minute Quadrangle -NURE Database, by Carpenter, R.H., and Reid, J.C., 1993. |
| Listing of Concentrations of Variables of Stream Sediment, Stream Water, and Groundwater for the Laurinburg and Florence 30 x 60 Minute Quadrangles -NURE Database, by Carpenter, R.H., and Reid, J.C., 1993. |
| Listing of Concentrations of Variables of Stream Sediment, Stream Water, and Groundwater for the Norfolk and Elizabeth City 30 x 60 Minute Quadrangles -NURE Database, by Carpenter, R.H., and Reid, J.C., 1993. |
| Listing of Concentrations of Variables of Stream Sediment, Stream Water, and Groundwater for the Salisbury 30 x 60 Minute Quadrangle -NURE Database, by Carpenter, R.H., and Reid, J.C., 1993. |
| Listing of Concentrations of Variables of Stream Sediment, Stream Water, and Groundwater for the Southern Pines 30 x 60 Minute Quadrangle -NURE Database, by Carpenter, R.H., and Reid, J.C., 1993. |
