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Aquifer VerifiedSilver Data

Castle Hayne Aquifer — Coastal North Carolina

New Hanover, North Carolina, USA

The Castle Hayne aquifer is the most productive aquifer in North Carolina's Coastal Plain. Eocene limestone with solution-enhanced permeability produces high yields for Wilmington and industrial users. Phosphate mining in the region has interacted with the aquifer. Saltwater intrusion is a concern near the coast.

76Grade A
High Value
Public Access
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Overview

The Castle Hayne aquifer is the most productive aquifer in North Carolina's Coastal Plain. Eocene limestone with solution-enhanced permeability produces high yields for Wilmington and industrial users. Phosphate mining in the region has interacted with the aquifer. Saltwater intrusion is a concern near the coast.

Water Source Data

Asset TypeAquifer
Flow Rate500 GPM
Seasonal FlowNo (perennial)
Depth200 ft

Water Intelligence Score Breakdown

Total: 76/100
Flow RateGeologicalLegal RightsSustainabilityRarity
Flow Rate
Yield & consistency
22/25
Geological
Formation quality
14/20
Legal Rights
Rights clarity
6/20
Sustainability
Long-term viability
20/20
Rarity
Scarcity premium
14/15

Risk Assessment

Overall: High(51/100)
Dry-up Risk
Medium
13/40

Source depletion probability

LowCritical
Legal Risk
Critical
30/35

Rights & regulatory exposure

LowCritical
Environmental
Medium
8/25

Contamination & ecosystem risk

LowCritical

Geological Intelligence

Formation & aquifer context
Rock Type
Sedimentary
Carbonate rock

Variable porosity — classic aquifer formation

Aquifer Type
Confined
confined

Pressurized between impermeable layers — protected from surface contamination

Formation
Castle Hayne Limestone
Basin
Elevation
Region

Land Details

Public Access
Acreage
Asking Price
Not listed
Buildable
Unknown
Zoning
Parcel ID

Water Rights

Unverified

Rights Status Unknown

Not yet researched

Water rights for this asset have not been independently verified. Title research and jurisdictional review are required before any acquisition.

  • Requires title and rights research
  • Contact state water resources agency
  • Budget for legal due diligence

Disclaimer: Water rights information is provided for research and informational purposes only and does not constitute legal advice. Rights status, seniority, transferability, and enforceability vary by jurisdiction and change over time. Always consult a licensed water rights attorney and verify status with the relevant state water resources agency before any acquisition or use decision.

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Location

Latitude34.24
Longitude-77.87
State/ProvinceNorth Carolina
CountyNew Hanover
CountryUSA
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Data Sources & Attribution

Updated Apr 5, 2026
Primary Source
hi3_aquifer_research

Data is sourced from public and authoritative providers. Hi3 Water aggregates, normalizes, and scores records but does not assert ownership of underlying source data. Always verify critical details with the primary source before any decision.

Data Quality

Silver Quality
Gold = Field verified + lab tested
Silver = Reported + partial verification
Bronze = User reported
Unverified = Pending review

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