Sunset Harbor North
North Carolina Division of Water Resources
Located in Brunswick County, North Carolina, this groundwater monitoring location is associated with a water well in the Northern Atlantic Coastal Plain aquifer system.
Well Construction
| Depth | Description | |
|---|---|---|
| -3.15-1294.0 ft | 6.0 in diameter black ductile iron casing | |
| 1294.0-1304.0 ft | 6.0 in diameter galvanized steel screen |
| Depth | Lithology | Description |
|---|---|---|
| 0.0-40.0 ft | - | Surficial Aquifer |
| 40.0-56.0 ft | - | Peedee CU |
| 56.0-444.0 ft | - | Peedee Aquifer |
| 444.0-524.0 ft | - | Black Creek CU |
| 524.0-667.0 ft | - | Black Creek Aquifer |
| 667.0-696.0 ft | - | Upper Cape Fear CU |
| 696.0-886.0 ft | - | Upper Cape Fear Aquifer |
| 886.0-1020.0 ft | - | Lower Cape Fear CU |
| 1020.0-1364.0 ft | - | Lower Cape Fear Aquifer |
| 1364.0-1368.0 ft | - | Basement rock Aquifer |
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Agency North Carolina Department of Environmental Quality Division of Water Resources Site Name Sunset Harbor North Site Number GG34S2 Site Type WELL Lat/Long (NAD83) 33.94, -78.2 Well Depth 1304 Feet Elevation (NAVD88) 31.08 ft Latitude 33.94 Longitude -78.2 Local Aquifer Name Lower Cape Fear (None) National Aquifer Name Northern Atlantic Coastal Plain aquifer system (S100NATLCP) 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 1974-05-21 00:00:00 EST Chloride 7300 mg/L 0 None unfiltered titration None Unknown NCDWR titration Unknown NCDWR 1975-04-10 00:00:00 EST Aluminum (Al) 100.00 ug/L 100 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1975-04-10 00:00:00 EST Bicarbonate 13.00 mg/L 1 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1975-04-10 00:00:00 EST Total Dissolved Solids (TDS) 12500.00 mg/L 0.1 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1975-04-10 00:00:00 EST Lithium (Li) 280.00 ug/L 50 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1975-04-10 00:00:00 EST Phosphorus Total as P 0.05 mg/L 0.05 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1975-04-10 00:00:00 EST Sodium (Na) 420.00 mg/L None unfiltered None None Unknown NCDWR None Unknown NCDWR 1975-04-10 00:00:00 EST Iron (Fe) 50.00 ug/L 50 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1975-04-10 00:00:00 EST NH3-N 0.05 mg/L 0.05 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1975-04-10 00:00:00 EST Chloride 7300.00 mg/L 1 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1975-04-10 00:00:00 EST TKN (Total Kjeldahl Nitrogen) 3.50 mg/L 0.1 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1975-04-10 00:00:00 EST Hardness (non-carb) 600.00 mg/L None unfiltered None None Unknown NCDWR None Unknown NCDWR 1975-04-10 00:00:00 EST Manganese (Mn) 110.00 ug/L None unfiltered None None Unknown NCDWR None Unknown NCDWR 1975-04-10 00:00:00 EST Alkalinity8.3 Not Detected mg/L 1 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1975-04-10 00:00:00 EST Carbonate 10.00 mg/L 1 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1975-04-10 00:00:00 EST Hardness (calculated) 630.00 mg/L 1 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1975-04-10 00:00:00 EST NO2+NO3-N 0.05 mg/L 0.05 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1975-04-10 00:00:00 EST Sulfate 42.00 mg/L None unfiltered None None Unknown NCDWR None Unknown NCDWR 1975-04-10 00:00:00 EST Alkalinity4.5 27.00 mg/L 1 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1975-04-10 00:00:00 EST Calcium (Ca) 140.00 mg/L None unfiltered None None Unknown NCDWR None Unknown NCDWR 1975-04-10 00:00:00 EST Fluoride 0.40 mg/L 0.1 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1975-04-10 00:00:00 EST Magnesium (Mg) 90.00 mg/L 0.05 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1975-04-10 00:00:00 EST Silica 1.00 mg/L 1 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1975-04-10 00:00:00 EST Specific Conductance 18700.00 uS/cm None unfiltered None None Unknown NCDWR None Unknown NCDWR 1976-08-05 00:00:00 EST NH3-N 0.05 mg/L 0.05 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1976-08-05 00:00:00 EST Chloride 4200.00 mg/L 1 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1976-08-05 00:00:00 EST TKN (Total Kjeldahl Nitrogen) 3.80 mg/L 0.1 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1976-08-05 00:00:00 EST Hardness (non-carb) 570.00 mg/L None unfiltered None None Unknown NCDWR None Unknown NCDWR 1976-08-05 00:00:00 EST Sodium (Na) 3800.00 mg/L None unfiltered None None Unknown NCDWR None Unknown NCDWR 1976-08-05 00:00:00 EST Alkalinity8.3 1.00 mg/L 1 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1976-08-05 00:00:00 EST Carbonate 4.00 mg/L 1 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1976-08-05 00:00:00 EST Hardness (calculated) 620.00 mg/L 1 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1976-08-05 00:00:00 EST NO2+NO3-N 0.05 mg/L 0.05 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1976-08-05 00:00:00 EST Sulfate 41.00 mg/L None unfiltered None None Unknown NCDWR None Unknown NCDWR 1976-08-05 00:00:00 EST Specific Conductance 16000.00 uS/cm None unfiltered None None Unknown NCDWR None Unknown NCDWR 1976-08-05 00:00:00 EST Alkalinity4.5 52.00 mg/L 1 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1976-08-05 00:00:00 EST Calcium (Ca) 100.00 mg/L None unfiltered None None Unknown NCDWR None Unknown NCDWR 1976-08-05 00:00:00 EST Fluoride 0.30 mg/L 0.1 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1976-08-05 00:00:00 EST Manganese (Mn) 70.00 ug/L None unfiltered None None Unknown NCDWR None Unknown NCDWR 1976-08-05 00:00:00 EST Silica 1.00 mg/L 1 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1976-08-05 00:00:00 EST Iron (Fe) 2000.00 ug/L 50 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1976-08-05 00:00:00 EST Bicarbonate 56.00 mg/L 1 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1976-08-05 00:00:00 EST Total Dissolved Solids (TDS) 12500.00 mg/L 0.1 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1976-08-05 00:00:00 EST Magnesium (Mg) 80.00 mg/L 0.05 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1976-08-05 00:00:00 EST Phosphorus Total as P 0.05 mg/L 0.05 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1976-08-05 00:00:00 EST Aluminum (Al) 100.00 ug/L 100 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1980-04-28 00:00:00 EST Alkalinity4.5 98.00 mg/L 1 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1980-04-28 00:00:00 EST Carbonate 1.00 mg/L 1 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1980-04-28 00:00:00 EST Hardness (calculated) 720.00 mg/L 1 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1980-04-28 00:00:00 EST NO2+NO3-N 0.05 mg/L 0.05 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1980-04-28 00:00:00 EST Silica 0.80 mg/L 1 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1980-04-28 00:00:00 EST Manganese (Mn) 120.00 ug/L None unfiltered None None Unknown NCDWR None Unknown NCDWR 1980-04-28 00:00:00 EST Specific Conductance 20000.00 uS/cm None unfiltered None None Unknown NCDWR None Unknown NCDWR 1980-04-28 00:00:00 EST Calcium (Ca) 240.00 mg/L None unfiltered None None Unknown NCDWR None Unknown NCDWR 1980-04-28 00:00:00 EST Fluoride 0.50 mg/L 0.1 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1980-04-28 00:00:00 EST Magnesium (Mg) 94.00 mg/L 0.05 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1980-04-28 00:00:00 EST Potassium (K) 80.00 mg/L None unfiltered None None Unknown NCDWR None Unknown NCDWR 1980-04-28 00:00:00 EST NH3-N 3.20 mg/L 0.05 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1980-04-28 00:00:00 EST Iron (Fe) 1900.00 ug/L 100 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1980-04-28 00:00:00 EST Bicarbonate 120.00 mg/L 1 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1980-04-28 00:00:00 EST Total Dissolved Solids (TDS) 11900.00 mg/L 0.1 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1980-04-28 00:00:00 EST Lithium (Li) 240.00 ug/L 50 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1980-04-28 00:00:00 EST Phosphorus Total as P 0.05 mg/L 0.05 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1980-04-28 00:00:00 EST Zinc (Zn) 50.00 ug/L 50 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1980-04-28 00:00:00 EST Aluminum (Al) 100.00 ug/L 100 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1980-04-28 00:00:00 EST Alkalinity8.3 1.00 mg/L 1 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1980-04-28 00:00:00 EST Chloride 7100.00 mg/L 1 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1980-04-28 00:00:00 EST TKN (Total Kjeldahl Nitrogen) 3.20 mg/L 0.1 None unfiltered None None Unknown NCDWR None Unknown NCDWR 1980-04-28 00:00:00 EST Hardness (non-carb) 620.00 mg/L None unfiltered None None Unknown NCDWR None Unknown NCDWR 1980-04-28 00:00:00 EST Sulfate 21.00 mg/L None unfiltered None None Unknown NCDWR None Unknown NCDWR 1980-04-28 00:00:00 EST Sodium (Na) 4400.00 mg/L None unfiltered None None Unknown NCDWR None Unknown NCDWR 2023-10-04 00:00:00 EST Specific Conductance 21150 uS/cm None unfiltered YSI None Unknown NCDWR YSI Unknown NCDWR 2023-10-04 00:00:00 EST Chloride 6442 mg/L 0 None unfiltered titration None Unknown NCDWR YSI Unknown NCDWR 2023-10-04 00:00:00 EST pH 8.45 None None unfiltered YSI None Unknown NCDWR YSI Unknown NCDWR 2023-10-04 00:00:00 EST Salinity 12.7 ppth None unfiltered YSI None Unknown NCDWR YSI Unknown NCDWR 2025-09-24 00:00:00 EST Specific Conductance 19350 uS/cm None unfiltered YSI None Unknown NCDWR YSI Unknown NCDWR 2025-09-24 00:00:00 EST Chloride 6646 mg/L 0 None unfiltered titration None Unknown NCDWR YSI Unknown NCDWR 2025-09-24 00:00:00 EST pH 8.91 None None unfiltered YSI None Unknown NCDWR YSI Unknown NCDWR 2025-09-24 00:00:00 EST Salinity 11.4 ppth None unfiltered YSI 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 -29.68 -62.56 -67.67 1974-05-21 2026-01-13 159 51.7 -29.68 0.0 Statistics Calculated 2026-04-06 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 -29.68 -32.72 -61.28 -62.86 -65.86 -66.60 -66.62 10 10 Feb -59.39 -59.83 -60.53 -62.92 -63.84 -66.39 -67.67 23 23 Apr -49.52 -50.63 -60.69 -61.99 -66.38 -66.39 -66.39 10 10 May -58.33 -59.57 -60.91 -62.32 -63.70 -66.62 -67.67 25 25 Aug -54.84 -58.39 -61.24 -62.38 -63.82 -65.67 -67.67 30 30 Nov -33.00 -57.31 -61.28 -62.29 -63.58 -66.06 -67.66 23 23 Statistics Calculated 2026-04-06 -
Operated in cooperation with:
