Wilmar
North Carolina Division of Water Resources
Located in Beaufort County, North Carolina, this groundwater monitoring location is associated with a water well in the Castle Hayne aquifer.
Well Construction
| Depth | Description | |
|---|---|---|
| -3.53-61.0 ft | 4.0 in diameter black ductile iron casing | |
| 61.0-200.0 ft | 4.0 in diameter open hole screen |
| Depth | Lithology | Description |
|---|---|---|
| 0.0-37.0 ft | - | Surficial Aquifer |
| 37.0-48.0 ft | - | Castle Hayne CU |
| 48.0-260.0 ft | - | Castle Hayne Aquifer |
| 260.0-278.0 ft | - | Beaufort CU |
| 278.0-324.0 ft | - | Beaufort Aquifer |
| 324.0-344.0 ft | - | Peedee CU |
| 344.0-452.0 ft | - | Peedee Aquifer |
| 452.0-560.0 ft | - | Black Creek CU |
| 560.0-919.0 ft | - | Black Creek Aquifer |
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Agency North Carolina Department of Environmental Quality Division of Water Resources Site Name Wilmar Site Number P21K4 Site Type WELL Lat/Long (NAD83) 35.3815, -77.0878 Well Depth 200 Feet Elevation (NAVD88) 39.208 ft Latitude 35.381484 Longitude -77.087762 Local Aquifer Name Castle Hayne (None) National Aquifer Name Castle Hayne aquifer (N400CSLHYN) Aquifer Type CONFINED Water-Level Well Type Trend Water-Level Well Characteristics Background Water Quality Network 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 1998-01-16 00:00:00 EST Salinity 0.4 ppth None unfiltered YSI None Unknown NCDWR YSI Unknown NCDWR 1998-01-16 00:00:00 EST Specific Conductance 133.5 uS/cm None unfiltered YSI None Unknown NCDWR YSI Unknown NCDWR 1999-10-04 00:00:00 EST Chloride 0.7 mg/L 0 None unfiltered titration None Unknown NCDWR titration Unknown NCDWR 1999-10-04 00:00:00 EST Specific Conductance 384 uS/cm None unfiltered YSI None Unknown NCDWR titration Unknown NCDWR 1999-10-04 00:00:00 EST Salinity 0.2 ppth None unfiltered YSI None Unknown NCDWR titration Unknown NCDWR 2004-09-15 00:00:00 EST Specific Conductance 366.3 uS/cm None unfiltered YSI None Unknown NCDWR YSI Unknown NCDWR 2004-09-15 00:00:00 EST Salinity 0.2 ppth None unfiltered YSI None Unknown NCDWR YSI Unknown NCDWR 2004-09-15 00:00:00 EST Chloride Not Detected mg/L 28 None unfiltered titration None Unknown NCDWR YSI Unknown NCDWR 2007-10-14 00:00:00 EST Specific Conductance 357.1 uS/cm None unfiltered YSI None Unknown NCDWR YSI Unknown NCDWR 2007-10-14 00:00:00 EST Salinity 0.2 ppth None unfiltered YSI None Unknown NCDWR YSI Unknown NCDWR 2007-10-14 00:00:00 EST Chloride Not Detected mg/L 28 None unfiltered titration None Unknown NCDWR YSI Unknown NCDWR 2010-09-23 00:00:00 EST Salinity 0.2 ppth None unfiltered YSI None Unknown NCDWR YSI Unknown NCDWR 2010-09-23 00:00:00 EST Chloride Not Detected mg/L 33 None unfiltered titration None Unknown NCDWR YSI Unknown NCDWR 2010-09-23 00:00:00 EST pH 7.8 None None unfiltered YSI None Unknown NCDWR YSI Unknown NCDWR 2010-09-23 00:00:00 EST Specific Conductance 327.9 uS/cm None unfiltered YSI None Unknown NCDWR YSI Unknown NCDWR 2012-09-10 00:00:00 EST Chloride Not Detected mg/L 28 None unfiltered titration None Unknown NCDWR titration Unknown NCDWR 2012-09-10 00:00:00 EST pH 7.13 None None unfiltered YSI None Unknown NCDWR titration Unknown NCDWR 2012-09-10 00:00:00 EST Specific Conductance 378.6 uS/cm None unfiltered YSI None Unknown NCDWR titration Unknown NCDWR 2012-09-10 00:00:00 EST Salinity 0.2 ppth None unfiltered YSI None Unknown NCDWR titration Unknown NCDWR 2017-10-04 00:00:00 EST pH 7.48 None None unfiltered YSI None Unknown NCDWR YSI Unknown NCDWR 2017-10-04 00:00:00 EST Specific Conductance 352.8 uS/cm None unfiltered YSI None Unknown NCDWR YSI Unknown NCDWR 2017-10-04 00:00:00 EST Salinity 0.2 ppth None unfiltered YSI None Unknown NCDWR YSI Unknown NCDWR 2017-10-04 00:00:00 EST Chloride Not Detected mg/L 32 None unfiltered titration None Unknown NCDWR YSI Unknown NCDWR 2019-09-25 00:00:00 EST Specific Conductance 268.4 uS/cm None unfiltered YSI None Unknown NCDWR YSI Unknown NCDWR 2019-09-25 00:00:00 EST Salinity 0.1 ppth None unfiltered YSI None Unknown NCDWR YSI Unknown NCDWR 2019-09-25 00:00:00 EST Chloride Not Detected mg/L 32 None unfiltered titration None Unknown NCDWR YSI Unknown NCDWR 2019-09-25 00:00:00 EST pH 6.49 None None unfiltered YSI None Unknown NCDWR YSI Unknown NCDWR 2022-04-06 00:00:00 EST Salinity 0.07 ppth None unfiltered YSI None Unknown NCDWR YSI Unknown NCDWR 2022-04-06 00:00:00 EST Chloride Not Detected mg/L 32 None unfiltered titration None Unknown NCDWR YSI Unknown NCDWR 2022-04-06 00:00:00 EST pH 7.13 None None unfiltered YSI None Unknown NCDWR YSI Unknown NCDWR 2022-04-06 00:00:00 EST Specific Conductance 158.1 uS/cm None unfiltered YSI None Unknown NCDWR YSI Unknown NCDWR 2023-09-28 00:00:00 EST Chloride Not Detected mg/L 30 None unfiltered titration None Unknown NCDWR titration Unknown NCDWR 2023-09-28 00:00:00 EST pH 6.02 None None unfiltered YSI None Unknown NCDWR titration Unknown NCDWR 2023-09-28 00:00:00 EST Specific Conductance 375.6 uS/cm None unfiltered YSI None Unknown NCDWR titration Unknown NCDWR 2023-09-28 00:00:00 EST Salinity 0.18 ppth None unfiltered YSI None Unknown NCDWR titration Unknown NCDWR 2025-09-30 00:00:00 EST pH 7.91 None None unfiltered YSI None Unknown NCDWR YSI Unknown NCDWR 2025-09-30 00:00:00 EST Specific Conductance 273.6 uS/cm None unfiltered YSI None Unknown NCDWR YSI Unknown NCDWR 2025-09-30 00:00:00 EST Salinity 0.1 ppth None unfiltered YSI None Unknown NCDWR YSI Unknown NCDWR 2025-09-30 00:00:00 EST Chloride Not Detected mg/L 32 None unfiltered titration None Unknown NCDWR YSI Unknown NCDWR -
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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 13.18 7.45 3.41 1968-07-23 2026-03-04 7753 57.7 11.77 0.0 Statistics Calculated 2026-04-03 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 12.87 11.21 9.24 5.89 5.35 4.90 3.41 25 25 Feb 12.02 9.80 8.35 5.79 5.26 4.87 4.67 27 27 Mar 11.87 8.78 7.13 5.90 5.26 5.02 4.69 24 24 Apr 8.90 8.73 7.44 6.40 5.79 5.41 4.66 23 23 May 9.61 8.94 8.43 7.10 6.36 5.74 5.00 23 23 Jun 10.77 10.46 9.87 8.23 6.94 6.31 5.96 23 23 Jul 11.97 11.41 10.79 8.71 7.73 6.27 5.51 26 26 Aug 12.66 12.50 10.79 9.04 7.31 6.58 6.04 25 25 Sep 12.59 12.20 11.05 7.96 6.92 6.11 5.37 24 24 Oct 12.83 12.05 10.82 8.31 6.55 5.37 4.60 25 25 Nov 12.88 12.34 11.53 8.75 6.69 5.96 5.76 25 25 Dec 12.81 12.08 10.8 7.53 5.75 5.10 4.85 24 24 Statistics Calculated 2026-04-03 -
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