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| | Saint Louis Quadrangle NURE HSSR Study |
 | | Sample coverage in the Saint Louis quadrangle is limited to the Randolph County in Illinois and Crawford, Phelps, St. Francois, St. Genevieve, and Washington Counties in Missouri. |
 | | The data in the NEW-FORMAT NURE data water and sediment files consist of reformatted Saint Louis quadrangle records from the Missouri portion of the Arkansas, Louisiana, Mississippi, Missouri, Oklahoma, and Texas GJBX-104(82) Data Report combined with records from the Illinois portion of the Illinois, Indiana, Kentucky, Tennessee, and Ohio GJBX-105(82) Data Report. |
 | | SRL was able to analyze all 716 sediments and 1,288 waters from Illinois; this includes all Illinois sediment and water samples from the Saint Louis quadrangle. |
| pubs.usgs.gov /of/ofr-97-0492/quad/q_stlous.htm (322 words) |
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