USGS Water-Year Summary 2024
323047090484401 B2023 WARREN
Mississippi River Valley alluvial aquifer
Mississippi River Alluvial Aquifer
LOCATION - Lat 32°30'47", long 90°48'44" referenced to North American Datum of 1983, Warren County, MS, Hydrologic Unit 08030208, *Lat 46.7 seconds, Long 44.2 seconds (GPS on Apr 14, 2010)* in NE 1/4 SW 1/4 sec.28, T.18 N., R. 4 E., County Code 149, Washington Meridian, located at NW end of Hwy 61 BR 127.9 (just north of Yazoo River main channel bridge) over the Diversionary Canal, just east of boat ramp, one mile north of Hwy 61/3 split, or .2 mi. SSE of Floweree Road. Site is located 19 river miles above Yazoo/Mississippi River confluence. Local Aquifer code 112MRVA, National Aquifer code N100MSRVVL.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 26.65 ft. Upper casing diameter 1.5 in; top of first opening 26.15 ft, bottom of last opening 28 ft. Well was drilled with a PVC casing, currently 2.34 feet above land surface.
DATUM - Land-surface datum is 88.72 ft above North American Vertical Datum of 1988. Measuring point: 2.55 old MP noted (new 2.35 on Sep 04, 2014, new GW sensor), 2.55 ft above land-surface datum, Apr. 16, 2014 to present; Undefined, 2.35 ft above land-surface datum, Sep. 3, 2014 to present. MP is 2.34 feet above land surface from GPS total station on Oct 15, 2010
PERIOD OF RECORD - Ground water level measurements on Sep 15, 2010 and April 16, 2014 (well pumped), Continuous record Oct 08, 2010 to Oct 03, 2011 (Depth Below Land Surface only) and Sep 03, 2014 to current (except floods)
GAGE - A DA 522 plus DCP housed in a 3 by 3 by 2-foot fiberglass Hoffman box is fixed to a wooden platform, about 3 feet above ground, located on downstream right bank near piezometer at Big Sunflower Diversion Canal (323045909484300). A KPSI submersible pressure transducer connects the gage to the well.
COOPERATION - This well is maintained in cooperation with the U.S. Army Corps of Engineers, Vicksburg District (Funding partially lapsed in March of 2018, tentatively re-funded for 2019 Water Year) as part of the Lower Mississippi River Delta Alluvial GW/SW interaction project.
PERIOD OF DAILY RECORD - Oct 09, 2010 to Oct 02, 2011 (Depth Below Land Surface only), Sep 05, 2014 to current (except floods)
EXTREMES FOR PERIOD OF RECORD -
Highest ground-water level, 91.62 ft gage datum or 2.90 ft above land-surface datum on Mar 22, 2016.
Highest measured ground-water level, 90.68 ft gage datum or 1.97 ft above land-surface datum on Jan 27, 2016.
Lowest measured ground-water level, 68.59 ft gage datum or 20.12 ft below land-surface datum on Oct 08, 2015.
Lowest ground-water level, 67.90 ft gage datum or 20.82 ft below land-surface datum on Jan 08, 2011.
WATER-QUALITY RECORDS
WELL CHARACTERISTICS - Depth 26.65 ft. Upper casing diameter 1.5 in; top of first opening 26.15 ft, bottom of last opening 28 ft. Well was drilled with a PVC casing, currently 2.34 feet above land surface.
DATUM - Land-surface datum is 88.72 ft above North American Vertical Datum of 1988. Measuring point: 2.55 old MP noted (new 2.35 on Sep 04, 2014, new GW sensor), 2.55 ft above land-surface datum, Apr. 16, 2014 to present; Undefined, 2.35 ft above land-surface datum, Sep. 3, 2014 to present. MP is 2.34 feet above land surface from GPS total station on Oct 15, 2010
EXTREMES FOR PERIOD OF RECORD -
Highest ground-water temperature, 20.40 degrees Celsius on Jan 22 to Feb 12, 2018.
Lowest ground-water temperature, 18.50 degrees Celsius on July 15 to Aug 06, 2015.