RI-POW 551
U.S. Geological Survey
Located in Newport County, Rhode Island, this groundwater monitoring location is associated with a water well in the Other aquifers.
Well Construction
No well construction data is available
No lithology data is available
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Agency U.S. Geological Survey Site Name RI-POW 551 Site Number 413325071152401 Site Type WELL Lat/Long (NAD27) 41.557, -71.2562 Well Depth 51.9 Feet Elevation (NGVD29) 245.0 ft Latitude 41.557046833456 Longitude -71.2561593917057 Local Aquifer Name Till (None) National Aquifer Name Other aquifers (N9999OTHER) Aquifer Type UNCONFINED Water-Level Well Type Trend Water-Level Well Characteristics Background Water Quality Network Additional info Link 1 -
Activity Start Date Activity Start Time Characteristic Name Measure Value Units Detection Limit Value Type Sample Fraction Method Name Analytical Method System Sample Method ID Sample Method ID Context Sample Method Name Activity Type Code Data Provided By -
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How do we calculate statistics?
Overall Water Level Statistics (Depth to water, feet below land surface) Lowest Water Level Median Water Level Highest Water Level First Measurement Date Last Measurement Date Number of Measurements Years of Record Latest Value Latest Percentile 50.69 37.14 22.80 1992-09-28 2026-03-25 390 33.5 26.25 78.79 Statistics Calculated 2026-04-07 Monthly Water Level Statistics (Depth to water, feet below land surface) Month Lowest Median 10th Percentile 25th Percentile 50th Percentile 75th Percentile 90th Percentile Highest Median Number of Measurements Years of Record Jan 42.73 37.72 35.59 33.35 30.36 27.64 23.62 32 32 Feb 40.25 38.88 36.54 32.83 30.13 27.08 24.82 34 34 Mar 37.67 34.79 32.40 30.36 27.18 24.67 23.61 32 32 Apr 42.17 38.46 34.36 32.36 30.75 28.17 25.98 32 32 May 41.74 40.68 38.50 36.60 32.84 29.79 26.39 31 31 Jun 44.55 44.15 41.50 40.25 37.41 30.41 28.00 32 32 Jul 48.05 46.98 45.15 43.84 40.01 36.71 28.66 31 31 Aug 49.92 49.19 47.90 45.44 41.96 38.62 37.41 31 31 Sep 50.66 50.26 49.47 45.94 41.64 36.48 33.17 30 30 Oct 50.60 49.73 48.28 42.57 36.41 31.44 30.30 26 26 Nov 50.10 49.87 45.93 40.47 35.12 26.87 22.80 31 31 Dec 45.09 42.44 38.20 34.00 30.22 25.83 24.95 32 32 Statistics Calculated 2026-04-07 -
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