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Water-Year Summary for Site 420348121453601

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
  • For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
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Available Parameters
00025 Air pressure(Mean)  
72019 Water level, depth L(Mean)  

Water year 2024: 2024-10-01 to 2025-09-30
 
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USGS Water-Year Summary 2024
420348121453601 40.00S/09.00E-28ADB01
Pacific Northwest basin-fill aquifers
Nonmarine Sedimentary Rocks
LOCATION - Lat 42°03'47.1", long 121°45'40.1" referenced to North American Datum of 1983, in NW 1/4 SE 1/4 NE 1/4 sec.28, T.4000 S., R.900 E., Klamath County, OR, Hydrologic Unit 18010204, adjacent to the Klamath Hills. The well is located off of Lower Klamath Lake Rd. south of Klamath Falls.
REVISIONS HISTORY - Revisions: Groundwater levels for the period Oct. 10, 2019 to Jan. 12, 2021, were revised on Mar. 14, 2022, due to miscalculated drift correction.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 128 ft. Upper casing diameter 8 in; top of first opening 23 ft, bottom of last opening 128 ft. Well unused.
DATUM - Land-surface datum is 4,125.7 ft above North American Vertical Datum of 1988. Measuring point: Transfer MP created for migration, 0 ft above land-surface datum, Apr. 18, 1957 to Sep. 4, 1999; 'TOP OF CASING NORTH SIDE', 2.6 ft below land-surface datum, Sep. 3, 1999 to Dec. 10, 1999; Hole in recorder shelf, 0.05 ft below land-surface datum, Dec. 9, 1999 to present.
PERIOD OF RECORD - December 1999 to current year.
REMARKS - State well identification KLAM 14563.
EXTREMES FOR PERIOD OF RECORD - Highest water level, 38.55 ft below land-surface datum, Aug. 31, 2000; lowest water level, 52.55 ft below land-surface datum, Nov. 23-26, 2022.
CLIMATOLOGICAL RECORDS
PERIOD OF RECORD - BAROMETRIC PRESSURE: April 2017 to current year.
INSTRUMENTATION - BAROMETRIC PRESSURE: Collectin, computation, and publication of barometric pressure data do not necessarily conform to standards used by the National Weather Service. Records published in this report are for general scientific use.
EXTREMES FOR PERIOD OF RECORD - BAROMETRIC PRESSURE: Maximum, 669 mmHg Oct. 23, 2017, Jan. 26, 2023; minimum, 633 mmHg Nov. 27, 2019.
REMARKS - Meteorological monitor.