OverviewWeekly atmospheric wet-deposition monitoring for mercury at five stations in Indiana (THg and MeHg). Initiated 2001. Part of the National Atmospheric Deposition Program. Source Agency: U.S. Geological Survey, National Atmospheric Deposition Program ContactMartin Risch, Hydrologist, Project Chief Address Phone: 317-290-3333 x163 Fax: 317-290-3313 |
| Name of dataset | Mercury Wet-Deposition Monitoring in Indiana |
| Geographic area | Indiana |
| State/Province | IN |
| Activity Category | Monitoring |
| Medium | atmospheric deposition |
| Focal species | atmospheric wet deposition |
| Approximate size of dataset | 1964 |
| Positional data available? | yes |
| Start Date | 2001 |
| End Date | 2010 |
| Status | Ongoing |
| Frequency of sampling | weekly |
| Collection season | all seasons |
| Collection Months | all months |
| Current # Of Sampling Locations | 5 |
| Historic # Of Sampling Locations | 5 |
| Size of Sampling Area | State of Indiana. Map of sampling locations at http://nadp.sws.uiuc.edu/sites/sitemap.asp?state=in. |
| Methods | see NADP site at http://nadp.sws.uiuc.edu/. |
| Individual or composite samples? | Weekly Composite |
| Ecosystem Focus | mix of rural, suburban and urban settings; forest, field, wetland, rowcrop land use |
| Additional Info | Data in online archive (http://nadp.sws.uiuc.edu/mdn/) and appendices of USGS Scientific Investigations Reports 2007-5063 by Martin R. Risch http://pubs.usgs.gov/sir/2007/5063/pdf/sir2007-5063_web.pdf (years 2001-2003) and 2008-5148 by Martin R. Risch and Kathleen K. Fowler http://pubs.usgs.gov/sir/2008/5148/pdf/sir2008-5148_web.pdf (years 2004-2005). Preliminary weekly data from 2008 also available in Excel. External QA described at http://nadp.sws.uiuc.edu/QA/, and QA/QC documented in two USGS reports above. |
| Data Use | Unrestricted |
| Quality Assurance | yes |
| Data Format | Microsoft Excel, online |
| Hg Measurements | Hg deposition, THg, MeHg |
| Hg Measurement Units | ng/L or pg/mL (ppt), millimeters (precipitation), ng/m2/week (deposition) |
| BRI has data? | location data only |
| Data downloadable on external website? | NADP online archive of final weekly data: http://nadp.sws.uiuc.edu/mdn/. Final data also available in appendices of USGS Scientific Investigations Reports 2007-5063 by Martin R. Risch http://pubs.usgs.gov/sir/2007/5063/pdf/sir2007-5063_web.pdf (years 2001-2003) and 2008-5148 by Martin R. Risch and Kathleen K. Fowler http://pubs.usgs.gov/sir/2008/5148/pdf/sir2008-5148_web.pdf (years 2004-2005). |
| Other Databases | NADP |
| Depth of Water Sample | stream |
