|
|
|
The following files cannot be viewed without Adobe Acrobat Reader. Click the icon at the right to download for free. |
 |
Water-Quality Data from the New Haven city water distribution system:
| City wells PCE history.pdf (62 KB) | Graph showing tetrachloroethene (PCE) concentrations in City Wells W1 and W2 between 1986 and 1993. Both wells were removed from service by 1993. |
|
Map86-93.pdf (137 KB) Table86-93.pdf (9 KB) |
Map and table showing PCE concentrations in the distribution system detected by the Missouri Department of Natural Resources (MDNR) 1986-1993. |
|
Map00-01.pdf (146 KB) Table00-01.pdf (10 KB) |
Map and table showing results of the public water distribution system sampling conducted by the U.S. Environmental Protection Agency (U.S. EPA), 2000-2001. Detections of PCE at two sites in the downtown area prior to August 2000 were related to contaminated soils and a plastic water line, removed by the U.S. EPA, July/August 2000. |
|
Monitoring Well Network (110 kb pdf) |
Figure showing the location of the USEPA monitoring well network. (Updated 04-11-07) |
|
Well-completion-data.pdf (16 kb) |
Table of monitoring well completion data, water quality summary, and current water levels. (Updated 12-02-04) |
|
Downtown Monitoring Wells (321 kb pdf) |
Figure showing the monitoring well network at operable unit 1 (OU1) in downtown New Haven. |
|
Bedrock-trends (19 kb pdf) |
Trend of ground-water altitudes in selected monitoring wells and the Missouri River at New Haven. (Updated 12-02-04) |
|
Alluvial aquifer water level trends ( 171 kb ) |
Trends in ground-water altitudes in the alluvial aquifer in response to changes in the Missouri River stage. |
|
PCE Trends in Bedrock (19 kb ) |
Graph of PCE trends in selected monitoring wells. (Updated 04-11-07) |
The following are documents related to the Remedial Investigation and previous Investigations performed in New Haven and the surrounding area. All of the highlighted documents, as well as additional information not discussed in this web page are available at the Riverfront Site Data Repository located at the New Haven Public Library.
| Riverfront Site Operable Unit 5: Old Hat Factory (link) (PDF file 2.6 MB) | Link to document specific to Operable Unit 5 (Riverfront Site—Old Hat Factory) USEPA Record of Decision (released December 2006) |
| Well Advisory.pdf (71 kb) | Water Well Advisory for the New Haven Area.Revised Well Advisory October 29, 2004, and text from an article published in September 2002 by the Wellhead Protection Section of the Missouri Department of Natural Resources. |
| OU1-OU3 RI (link) | Link to documents specific to Operable Units OU1 (Front Street Site) and OU3 (old City Dump), including the USEPA Record of Decision (released 11-20-03). (Updated 11-20-03) |
| ESI/RI report.pdf (1.96 MB) | Sample summary from the Expanded Site Investigation/Remedial Investigation (ESI/RI). Results of the USGS/EPA investigations in New Haven prior to the official placement of the site of the NPL list, 1999/2000. Approved Jan. 17, 2001. |
| QAPP.pdf (1,366 KB) | Quality Assurance Project Plan for the Remedial Investigation Activities. Outlines the steps taken to assure the quality of samples collected and the quality of data obtained from the samples for the Superfund investigations. Approved Oct. 11, 2000. |
| Workplan.pdf (3,396 KB) | Remedial Investigation (RI) Workplan. States what will be done, what data will be collected, and the methods to be used to obtain the data for the Superfund investigations. Approved Nov. 2, 2000. |
| laboratoryQAPP.pdf (3,385 KB) | Laboratory Quality Assurance Project Plan. Outlines the steps the contract laboratory will take to assure the quality of data obtained from samples sent to them for analysis. Approved Nov. 2 1998. |
| OU1-SAP-phase1.pdf (5,226 KB) | Sampling Analysis Plan (SAP). Outlines the sampling procedure, sample types, and approximate number of samples to be collected in downtown New Haven in the immediate Riverfront area for the Superfund investigations. |
| OU1-SAP-Addendum.pdf (8.934 KB) | Sampling Analysis Plan (SAP) Addendum. Outlines sampling to be performed along the Missouri River bank adjacent to the riverfront area in downtown New Haven. Approved Dec. 1, 2000. |
Return to the Riverfront Site homepage
U.S. Department of the Interior, U.S. Geological Survey
Maintainer: John Schumacher and Rita Choate, Webmaster
Updated: December 6, 2004
Privacy Statement || Disclaimer
|| FOIA || Accessibility
URL: http://mo.water.usgs.gov/epa/nh/Datadocs_files/index.htm