Site Number: 404556077525101 - CE 686 Centre County Observation Well DESCRIPTION: Latitude 40°45'56", Longitude 77°52'51" NAD27 Centre County, Pennsylvania, Hydrologic Unit 02050302 Land surface altitude: 1,222.60feet above sea level NAVD88. Well completed in "Valley and Ridge aquifers" (N500VLYRDG) national aquifer. Well completed in "NITTANY FORMATION" (367NTTN) local aquifer AVAILABLE DATA FROM NWISWeb: OPERATION: Record for this site is maintained by the USGS Pennsylvania Water Science Center Email questions about this site to Pennsylvania Water Science Center Water-Data Inquiries
Site StatisticsMost recent data value: 119.87 on 11/23/2009 Period of Record Monthly Statistics for 404556077525101 Depth to water level, feet below land surface
Month Average Monthly Minimum Monthly Median Average Monthly Maximum Number of Months Jan 44.11 103.84 140.06 8 Feb 47.99 104.76 141.37 8 Mar 53.09 94.61 141.73 7 Apr 49.09 85.31 130.87 8 May 53.88 90.38 121.95 9 Jun 62.10 89.12 112.68 8 Jul 69.68 84.61 111.97 7 Aug 63.62 102.44 117.16 8 Sep 49.02 107.68 128.59 8 Oct 35.21 117.47 131.64 9 Nov 48.87 112.75 136.24 8 Dec 49.87 107.40 137.55 7
Daily Groundwater Data Most recent Provisional daily data value: 119.87 on 11/23/09 Summary Statistics for Period of Continuous Record Depth to water level, feet below land surface Approved Daily Maximum Values Data Used in AnalysisBegin Date End Date Days % Complete 09/06/01 10/07/08 2,589 100 Max Level Mean Min Level 30.26 95.80 142.15
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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 05/23/01 10/07/09 76 Highest WL Date of Highest WL Lowest WL Date of Lowest WL 32.27 10/07/04 141.72 03/06/02
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Period of Record - All Data TypesSummary Statistics for Period of Record - All Data Types Depth to water level, feet below land surface Begin Date End Date Number of Values 05/23/01 11/23/09 3,077 Highest WL Date of Highest WL Lowest WL Date of Lowest WL 30.26 09/29/04 142.15 03/14/02
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