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Water-Year Summary for Site 385432091343201

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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Available Parameters
72019 Water level, depth LSD(Mean)  

Water year 2021: 2021-10-01 to 2022-09-30
 

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USGS Water-Year Summary 2021
385432091343201 Graham Cave State Park
Cambrian-Ordovician aquifer system
Powell-Cotter Dolomites
LOCATION - Lat 38°54'32", long 91°34'32" referenced to North American Datum of 1983, in SW 1/4 SE 1/4 SW 1/4 sec.22, T.48 N., R.6 W., Montgomery County, MO, Hydrologic Unit 10300200,
GROUNDWATER RECORDS
DATUM - Land-surface datum is 770 ft above National Geodetic Vertical Datum of 1929. Measuring point: DNR DCP platform shelf, 2.5 ft above land-surface datum, Apr. 15, 2009 to present.
PERIOD OF RECORD - April 15, 2009 to present.
GAGE - April 15, 2009 to present; DCP with telemetry capability, and float and encoder installed as the water level recording and measuring devices.
REMARKS -

Data from 04/15/2009 to 11/19/2009 is good based on the 5 water level measurements performed during this time period to verify the record and is accurate to +/- 0.05 ft. Record from 11/19/2009 to 07/27/2010 is good based on 3 water level measurements made during the period to verify the recorded data and is accurate to +/- 0.05 ft. Record from 07/27/2010 to 10/16/2011 is good based on 4 water level measurements made during the period to verify the recorded data and is accurate to +/- 0.05 ft. The record from 10/16/2011 to 08/13/2012 is fair based on 3 water level measurements made during the period to verify the recorded data and is accurate to +/- 0.10 ft. The record from 08/14/2012 to 08/08/2013 is fair based on 3 water level measurements made during the period to verify the recorded data and is accurate to +/- 0.05 ft. The record from 08/09/2014 to 01/14/2015 is good based on 3 water level measurements made during the period to verify the recorded data and is accurate to +/- 0.10 ft. The record from 01/15/2015 to 07/05/2016 is good based on 3 water level measurements made during the period to verify the recorded data and is accurate to +/- 0.10 ft. The record from 07/06/2016 to 11/13/2016 is good based on 2 water level measurements made during the period to verify the recorded data and is accurate to +/- 0.10 ft. The record from 11/14/2016 to 02/26/2018 is good based on 2 water level measurements made during the period to verify the recorded data and is accurate to +/- 0.10 ft. The record from 02/27/2018 to 08/22/2018 is good based on 1 water level measurement made during the period to verify the recorded data and is accurate to +/- 0.10 ft. The record from 08/23/2018 to 04/29/2019 is good based on 1 water level measurement made during the period to verify the recorded data and is accurate to +/- 0.10 ft. The record from 04/30/2019 to 02/18/2020 is good based on 1 water level measurement made during the period to verify the recorded data and is accurate to +/- 0.10 ft. 

All later correction notes and remarks can be found in RMS as of 02/19/2020.