Report for Jupiter Inlet (Florida) - 1911

District: 6th
Inspector: H.A. Field, Capt. USN
Location: On E coast of FL. on N'ly side of Jupiter Inlet & entrance to Jupiter River. About 94 miles SSE'ly from Cape Canaveral Lighthouse.
Date of Report: 11/26/1911
Latitude: 26° 56' 54"
Longitude: 80° 04' 48"
Site: Military reservation
Date of Reservation: 10/24/1854
Date of Deed:
Date of Permission:
Date of Lease:
Area of the Entire Site: 61.5 acres
Area Inclosed:
Character of Soil:
Distance of tower from Nearest High-Water Mark: 200'
Inclosures to Premises / Type of Fence:
Wharf or Landing on Premises: Yes
Road to Land or Wharf Chararacter of and Distance:
Means to Reach Light Station: By FEC Ry to W. Jupiter thence hired boat to Station which is 1/2 mile from W. Jupiter PO.
Distance to Nearest Road:
Distance to Post Office: 1/2 mile from W. Jupiter PO.
Distance to Village:
Facilities for Public Conveyance:
Facilities for Private Conveyance:
Means Used for Support of Lantern: Brick tower
Number of Separate Lights: 1
First Built or Established: 1860
Last Rebuilt, Repaired, or Renovated: Abandoned during Civil War, re-established 1866
Condition at This Date:
Shape of Tower in Plan:
Form of Tower:
Height from Base to Ventilator Ball:
Height of Focal Plane Above Mean High Water: 146'
Background of Lighthouse as Seen from Sea: Trees & sky
Color of Tower: Red
Color of Tower/ How Produced: Natural brick
Tower Connection: Detached
Object of Navigation: Seacoast, for general navigation.
Building Materials: Brick & iron
General Description:
Wall Thickness at Base:
Wall Thickness at Parapet:
Diameter at Base:
Diameter at Parapet:
Kind of Stairway and Steps: Circular iron around central column.
Number of Landings:
Size of Glass: 9" x 12" & circular 12" dia., double thick.
Number of Windows and Size of Sash: 4 - 18" x 39'
Number of Doors: 1 - 87" x 36"
Kind of Foundation and Depth Below Surface:
Character of Soil Surrounding the Lighthouse:
Soil Susceptibility:
Miscellaneous Remarks: Tower is situated on sand dune about 66' above MHW, covered with palmetto palms & sparce grass which protects sand from drifting.
Lantern and Fixtures
Order of Lantern: 1st
Shape of Lantern: Cylindrical
Diameter to Glass: 146"
Diameter in the Clear:
Number of Sides:
Type of Bars: Diagonal strait
Thickness of Bars:
Height Glazed: 9' 6"
Number of Plates in Height: 3
Number of Plates Each Side: Tier, 33
Thickness of Plates: 5/16"
Size of Plates: Triangular 40.5" x 40.5" x 27.5"
Number of Storm Panes:
Unglazed Side of Lantern: 360 degrees
What Bearings:
Construction Material Lantern: Iron & glass
Construction Material Roof / Cowl: Sheet iron
Ventilator / Cowl: Iron
Lightning Spindle: Iron
Description of Lightning Rod:
Balustrade: Iron
Lantern Doors: Wood 2 parts iron hinges
Floor of Lantern: Iron
Watchroom Doors: Wood trap door hinged
Parapet Diameter:
Location / Number:
Ladders / Cleaning Arrangement: 1 iron
Curtain Hooks / Hanger: Brass screwed into frame

How is Watchroom Fitted: 1 small wood cabinet for tools, etc., 3 circular windows or ports & door to gallery. Spare burners on stand.
How is Relief Called: Rubber covered #16 push button no return call.
Where is Call System Led: Inside of tower, thence on poles.
Illuminating Apparatus
Kind of Apparatus: 6 hrs (1 min to wind)
Intensity in Candles: Flash 360,000; Fixed 36,000
Name of Maker: Henry LePaute A Paris
Year Made:
Marks and Number: None
Order of Apparatus: 1st
Inside Diameter: 72 3/4"
Light Characteristic:
Time of Revolution: 6 mins. flash every 90 sec. duration 3 sec.
Flash Interval: 90 sec.
Duration of Flash: 3 sec
Arc of Each Fixed Part: 45 degrees
Number of Panels: 8 - 4 flash panels 29" across face; 4 fixed panels 26.5" cord.
Number of Flash Panels: 4
Arc of Each: 45 degrees
Number of Elements in Central Drum: 17 fixed, 11 flash
Number of Prisms Above Center Drum: 18 fixed, 18 flash
Number of Prisms Below Center Drum: 8 fixed, 8 flash
Does Apparatus Revolve?: True
Is There a Revolving Belt?: False
Revolving Panels:
How Flash is Produced:
Number of Vertical Elements Panel:
Fixed Lens Covered:
Pedestal: Rests on center column, then 4 columns at corners of clock box, then chariot base, & lens base plate revolves around fixed part of apparatus holding lamp.
Service Table:
Draft Tube Description: Cast iron - bell shaped 23", lug & bayonet joint.
Revolving Machinery:
Standby and Description:
Chariot Float or Balls: Chariot
Chariot Description: 10 - 5 9/16" steel faced brass chariot wheels on band btwn fixed & rev. plate; 10 - 3.5" brass friction below chariot wheels; 10 - 3.5" brass friction above chariot wheels; 8 - 3" brass friction above lens around damper tube.
Length of Drop Tube: No tube or box
Clock Weight: 130 lbs (varying)
Length of Winding Time: 6 hrs (1 min to wind)
Drive During Rewind: No
Machinery Protection: Cast & sheet iron doors around base of pedestal.
Regulated: Automatic fans & centrifugal governor adjustable fans.
Lens Protection: Linen crash
How Color is Produced:
Red Sectors Description:
Where Color Attached:
Form of Colored Glass:
Lamp Description: 55 mm IOV
Type of Illuminant: Oil
Number of Spare Lamps: None
Number of Spare Burners: 1 5-wick, 1 IOV
Candle Power:

Clock Cord Description
Revolving Cord: Steel wire cord
Size of Clock Cord: 5/16"
Length of Clock Cord: 40'
How Led: Over brass pulley thru floor of lantern to next landing, back & fastened to watch room floor.
Diameter and Length of Clock Drum: 6 3/4" x 11"

Vapor Oil Lamp
Number of Wicks or Mantels: 1 mantel
Diameter of Outside Wick:
Diameter of Mantel: 2"
Diameter of Circum Circle:
Closets and Store Rooms
Tower Closet Use: See watchroom
Oil House Description: 10' E of tower. No shelves or fittings.
Oil House Inside Dimension: 18.5" x 9.5" x 9.5"
Oil House Construction Material: Brick - cemented. Galv. corrugated iron roof, ventilation btwn eaves & wall.
Oil House Capacity: 400 5-gal cans.
Other (Describe): 1 store room 80' SE of tower with shelves, locker, etc. Used for ladders, tools, paints,etc.
Suitability: Dry & suited.
Location: 2 - 150' & 200' SE of tower.
Coloring: White lead trimmings - green blinds.
Construction Materials: Keeper - 2 story frame cypress shingles; Asst. 2 story stone cypress shingles
Number of Rooms: Keeper - 7, Asst. 6 (each inc. bath & kitchen)
Number of Dwellings: 2
Heating Plant:
Number of Keepers: 1 each dwelling
Furnished Quarters:
NOT Furnished Quarters:
Outhouses: 1 single water closet, 1 provision & storehouse, 1 double water closet
Outhouse Coloring: Same as dwellings.
Paths and Walks: Brick & concrete
Area Inclosed:
Area of Garden:
Area Timber or Shrubbery:
Cultivation Area Available: None
Area Cultivated: None
Character of Surroundings: Sandy & marsh
Stove, Maker: Monarch Beaver (3)
Stove, Size: #8 - 118 (3)
Sink, Maker: Porcelain lined (3)
Sink, Size: 20 x 30 x 6" (3)
Pump, Maker: The Goulds, Seneca Falls, NY (3)
Pump, Size: #2 1.5 suc. (3)
Lamps: 3 table lamps, funk burner, 3 hand lamps, 3 hand lanterns
How Procured: Cisterns & driven well 37.5' deep
Quality: Good
Quantity: Ample
Injury Possible: No
Purity Precaution: Cleaned twice yearly & screened; has brick filter.
Tank Capacity: 1 of 4000 gals under Keeper's dwelling; 1 of 4000 gal under assts. dwelling
Tank Material: Brick
Distilling Apparatus: False
Distilling Manufacturer:
Well Description: Driven well, bricked 9' to place pump low enough to operate.
Well Diameter: 4"
Well Lining: Yes
Pump or Bucket: Pump & windmill with 25 barrel tank.
What Power Used:
Distance from Dwelling: 75'
General Opinion: Good
Diseases: Malaria
Prevalency: Summer
Local Causes: No
Recommended Improvements:
Access to Lighthouse: Wharf 12' x 24' at head with 60' runway. Boathouse on piles protected by terra cotta pipes 27' x 30', with shingle roof.
Distance and Direction: 250' S of tower
Miscellaneous Remarks: Center bulls eye of flash panel has been badly cracked for years, but there is no noticeable difference btwn flashes from 4 panels. Chariot poor.