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| Site Number: 414315087313101 - BH18S Calumet Park |

| | | - DESCRIPTION:
- Latitude 41°43'15", Longitude 87°31'31" NAD27
Cook County, Illinois, Hydrologic Unit 04040001 - Well depth: 18 feet
Hole depth: 18 feet Land surface altitude: 591feet above sea level NAVD88. Well completed in "Fill" (111FILL) local aquifer
- AVAILABLE DATA FROM NWISWeb:
- OPERATION:
- Record for this site is maintained by the USGS Illinois Water Science Center
- Email questions about this site to Illinois Water Science Center Water-Data Inquiries
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| Periodic Groundwater Data |


| | Summary Statistics for Period of Record Periodic Water Levels | | Depth to water level, feet below land surface | | Approved Periodic Water Level Values | | Begin Date | End Date | Number of Values | | 06/23/92 | 09/02/09 | 3 | | Highest WL | Date of Highest WL | Lowest WL | Date of Lowest WL | | 8.90 | 09/02/09 | 12.67 | 06/23/92 |
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 | Groundwater Levels Options |  | View NWISWeb Groundwater levels page |  | View annual monthly statistics for all data types |  | Download Groundwater levels in text format |
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