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Water-Year Summary for Site 094196784

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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
00045 Precipitation(Sum)  
00060 Discharge(Mean)  

Water year 2023: 2022-10-01 to 2023-09-30
 
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USGS Water-Year Summary 2023
094196784 Las Vegas Wash At Vegas Valley Drive Near Las Vegas, NV
LOCATION - Lat 36°07'54.9", long 115°02'08.4" referenced to North American Datum of 1983, in SW 1/4 SE 1/4 sec.10, T.21 S., R.62 E., Clark County, NV, Hydrologic Unit 15010015, on right bank, north of East Desert Inn Rd and south of East Vegas Valley Dr, at Las Vegas, NV
DRAINAGE AREA - 1,518 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - Jun. 1999 to current year.
GAGE - Datum of gage is 1669.93 ft above NAVD of 1988. The NAVD of 1988 datum was determined by a level 2 GNSS survey (Reference Frame NAD_83 (2011) (EPOCH:2010.0000), GEOID18) by USGS on February 6, 2020 and tied to RM17. Prior to February 6, 2020, the gage datum was 1692 ft above NAVD of 1988 as determined via digital elevation model by USGS on June 30, 1999. From June 4, 2018 to Feb. 26, 2019 at site 625 ft. downstream at same datum. From June 19, 2013 to June 4, 2018, at site 2,000 ft upstream at datum 12.00 ft higher. From Dec. 19, 2007 to June 19, 2013 at site 2,400 ft upstream at datum 12.37 ft higher. From June 16, 1999 to Dec. 19, 2007 at site 2,100 ft upstream at datum 12.37 ft. higher. 
REMARKS - 10/01/2013-09/30/2014: Records fair except for discharges greater than 100 ft³/s and estimated daily discharges, which are poor. 10/01/2014-09/30/2015: Records fair. 10/01/2015-09/30/2016: Records fair. 10/01/2016-09/30/2017: Records fair except for estimated discharges, which are poor. 10/01/2017-9/30/2018: Records poor. 10/01/2018-9/30/2019: Records poor. 10/01/2019-09/30/2020: Records fair. 10/01/2020-09/30/2021: Records poor. 
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 13,500 ft³/s, Sep. 11, 2012, gage height, 10.47 ft (indirect); maximum gage height, 11.22 ft, Jul. 8, 1999, (datum then in use).
CLIMATOLOGICAL RECORDS
PERIOD OF RECORD - Recording tipping bucket since Jun. 1999.
EXTREMES FOR PERIOD OF RECORD - Maximum daily precipitation, 1.28 inches, Jan. 09, 2018.