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Portsmouth Harbor Lighthouse
URI:
https://gptkb.org/entity/Portsmouth_Harbor_Lighthouse
GPTKB entity
Statements (28)
Predicate
Object
gptkbp:instanceOf
lighthouse
gptkbp:addedToNationalRegisterOfHistoricPlaces
2009
gptkbp:basisFor
granite
gptkbp:builtYear
1878
gptkbp:focusArea
VRB-25
gptkbp:hasWebsite
https://portsmouthharborlighthouse.org/
gptkbp:height
48 feet
50 feet
https://www.w3.org/2000/01/rdf-schema#label
Portsmouth Harbor Lighthouse
gptkbp:latitude
43.0717
gptkbp:lightCharacteristic
flashing green every 4 seconds
gptkbp:locatedIn
gptkb:New_Hampshire
gptkb:United_States
gptkb:Rockingham_County
gptkbp:location
gptkb:New_Castle,_New_Hampshire
gptkbp:longitude
-70.7083
gptkbp:managedBy
gptkb:United_States_Coast_Guard
gptkbp:marking
white with black lantern
gptkbp:material
cast iron
gptkbp:NRHPReferenceNumber
09000324
gptkbp:openToPublic
yes
gptkbp:operatedBy
gptkb:Friends_of_Portsmouth_Harbor_Lighthouses
gptkbp:originalLens
fourth order Fresnel lens
gptkbp:partOf
gptkb:Fort_Constitution_Historic_Site
gptkbp:range
12 nautical miles
gptkbp:shape
cylindrical
gptkbp:bfsParent
gptkb:New_England_(US)
gptkbp:bfsLayer
5