Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

Click to hideNews Bulletins
! This page will be decommissioned in early 2026. Please find the modernized pages in WDFN that suit you best. Learn more about our modernization plans and timeline.

USGS 434258103504201 4S 2E11DBBB (Hourglass Cave Lake)

  Other subsurface: Cave Site

DESCRIPTION:
Latitude 43°42'58.30",   Longitude 103°50'42.39"   NAD83
Custer County, South Dakota   , Hydrologic Unit 10120107
Land surface altitude: 5,344 feet above NAVD88.
Well completed in "Paleozoic aquifers" (N500PLOZOC) national aquifer.
Well completed in "Madison Group (Upper and Lower Mississippian)" (331MDSN) local aquifer
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    2018-03-11  2021-04-16  
 Daily Data
    Water level elevation above NAVD 1988, corrected for barometric pressure, feet  2018-03-11  2021-04-16  1133 
 Daily Statistics 
    Water level elevation above NAVD 1988, corrected for barometric pressure, feet  2018-03-11  2021-04-15 1132 
 Monthly Statistics 
    Water level elevation above NAVD 1988, corrected for barometric pressure, feet  2018-03  2021-04  
 Annual Statistics 
    Water level elevation above NAVD 1988, corrected for barometric pressure, feet  2018  2021  
 Field groundwater-level measurements 2015-10-11  2022-08-21  12 
 Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) 2016-02-14  2021-04-17  2 
 Water-Year Summary 2018  2020  3 
 Revisions  Loading...
OPERATION:
Record for this site is maintained by the USGS South Dakota Water Science Center
Email questions about this site to South Dakota Water Science Center Water-Data Inquiries