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50-state metal detecting intelligence

Pennsylvania National Wildlife Refuges Metal Detecting

Official-source rules, permission pathways, map context and practical next steps—kept separate from the rockhounding atlas.

Pennsylvania National Wildlife Refuges Metal Detecting

These records apply only to verified locations whose written rule and site-specific recreation footprint have been verified. A map pin is a public visitor/reference point, never a permission boundary.

3 verified records in this scope.

Universal map & navigation coverage0 independently verified coordinate pins · 3 records with safe map navigation
Cherry Valley National Wildlife RefugePennsylvaniaNamed public place map search
GoogleOSMApple
Erie National Wildlife RefugePennsylvaniaNamed public place map search
GoogleOSMApple
John Heinz National Wildlife Refuge at TinicumPennsylvaniaNamed public place map search
GoogleOSMApple
Allowed/restrictedPermit requiredProhibitedRestricted / partialReview

Map meaning: verified coordinate pins identify independently grounded public visitor/access reference points. Query-only records can be resolved on demand as temporary provider search matches; sensitive records use a deliberately broader agency/locality query. Temporary search matches are not stored as verified coordinates. No map mode is a property boundary, detecting zone, archaeological target, or permission boundary.

Search/recovery restricted — protected-resource rules control Grade A · 100/100

Cherry Valley National Wildlife Refuge

U.S. Fish and Wildlife Service

National Wildlife Refuge access does not authorize detector searching, digging or removal of protected resources. Exact refuge-specific permitted activities and any lost-property recovery request must be confirmed with refuge management.

DecisionSearch RestrictedTrip readyNoPlanResolve Search Purpose And Site Rule Before TravelEvidenceCurrentScopeControlling Rule Scope StoredPrecisionPurpose-specific search/resource restriction — not a blanket detector-use ban
Permit: Manager authorization required for any exceptional recovery/search activity Verified: 2026-08-30
Open verified record Google MapOpenStreetMapApple MapsNamed public place map search
Search/recovery restricted — protected-resource rules control Grade A · 100/100

Erie National Wildlife Refuge

U.S. Fish and Wildlife Service

National Wildlife Refuge access does not authorize detector searching, digging or removal of protected resources. Exact refuge-specific permitted activities and any lost-property recovery request must be confirmed with refuge management.

DecisionSearch RestrictedTrip readyNoPlanResolve Search Purpose And Site Rule Before TravelEvidenceCurrentScopeControlling Rule Scope StoredPrecisionPurpose-specific search/resource restriction — not a blanket detector-use ban
Permit: Manager authorization required for any exceptional recovery/search activity Verified: 2026-08-30
Open verified record Google MapOpenStreetMapApple MapsNamed public place map search
Search/recovery restricted — protected-resource rules control Grade A · 100/100

John Heinz National Wildlife Refuge at Tinicum

U.S. Fish and Wildlife Service

National Wildlife Refuge access does not authorize detector searching, digging or removal of protected resources. Exact refuge-specific permitted activities and any lost-property recovery request must be confirmed with refuge management.

DecisionSearch RestrictedTrip readyNoPlanResolve Search Purpose And Site Rule Before TravelEvidenceCurrentScopeControlling Rule Scope StoredPrecisionPurpose-specific search/resource restriction — not a blanket detector-use ban
Permit: Manager authorization required for any exceptional recovery/search activity Verified: 2026-08-30
Open verified record Google MapOpenStreetMapApple MapsNamed public place map search