Report for St. George Reef Light Station (California) - 1907

General
District: 12th
Inspector: John Olsen, Keeper
Location: On NW Seal Rock 6 3/8 miles off Point St. George, Del Norte County, on N boundary of coast of California
Date of Report: 07/02/1907
Latitude: N 41° 50' 10"
Longitude: W 124° 22' 30"
Premises
Site: Public Land
Date of Reservation: 06/10/1866
Date of Deed:
Date of Permission:
Date of Lease:
Area of the Entire Site: 40,000 sq.ft.
Area Inclosed: 6000 sq. ft.
Character of Soil: Rocky
Distance of tower from Nearest High-Water Mark: 66'
Inclosures to Premises / Type of Fence:
Wharf or Landing on Premises: A small space near base of main structure on pier, 29' above low water mark
Road to Land or Wharf Chararacter of and Distance:
Means to Reach Light Station: By sailboat or gasoline launch
Distance to Nearest Road: 10 nautical miles to Crescent City
Distance to Post Office: 10 nautical miles to Crescent City
Distance to Village: 10 nautical miles to Crescent City
Facilities for Public Conveyance: None
Facilities for Private Conveyance: By launch or sail boat
Means Used for Support of Lantern: Tower
Number of Separate Lights: 1
First Built or Established: Est. Dec. 1, 1891
Last Rebuilt, Repaired, or Renovated:
Condition at This Date: Good
Shape of Tower in Plan: Square
Form of Tower: Pyramidal
Height from Base to Ventilator Ball: 90'
Height of Focal Plane Above Mean High Water: 146'
Background of Lighthouse as Seen from Sea: Surrounded by ocean
Color of Tower: Gray stone
Color of Tower/ How Produced: Natural color of stone
Tower Connection: Keepers rooms are in tower
Object of Navigation: Seacoast of California, for general navigating purposes.
Building Materials: Granite
General Description:
Wall Thickness at Base: 7'
Wall Thickness at Parapet: 4'
Diameter at Base: 28'
Diameter at Parapet: 25'
Kind of Stairway and Steps: Granite
Number of Landings: 5
Size of Glass: (all frames 1 3/4" thick); 12 - 19 3/4x9 3/4"; 8 panes: 15x30"; 24 - 19 3/4x24.5"; 12 - 28.5"x9 3/4"
Number of Windows and Size of Sash: 6 - 31 1/4" x 13 3/4"; 6 - 33.5" x 13 3/4"; 12 - 29.5" x 13 3/4"; 12 - 28.5" x 13 3/4"; 2 - 34" x 29 3/4"; 2 - 32" x 29 3/4"; 6 - 26.5" x 13.5"; 6 - 24.5" x 13 1/12"
Number of Doors: 6
Kind of Foundation and Depth Below Surface: Rock
Character of Soil Surrounding the Lighthouse: Rock
Soil Susceptibility: No
Miscellaneous Remarks:
Lantern and Fixtures
Order of Lantern: 1st
Shape of Lantern: Polygonal
Diameter to Glass: 12'
Diameter in the Clear:
Number of Sides: 16
Type of Bars: Vertical
Thickness of Bars:
Height Glazed: 9' 7"
Number of Plates in Height: 3
Number of Plates Each Side: 3
Thickness of Plates: 5/16"
Size of Plates: 44.5" x 27 3/4"; 39.5" x 27 3/4"; 30 7/8" x 27 3/4"
Number of Storm Panes: 6
Unglazed Side of Lantern: None
What Bearings:
Construction Material Lantern: Cast iron
Construction Material Roof / Cowl: Cast iron
Ventilator / Cowl: Cast iron
Lightning Spindle: Yes
Description of Lightning Rod: No
Balustrade: Iron platform with iron railing
Lantern Doors: None, enter from watchroom below lantern by steps leading up to lantern floor.
Floor of Lantern: Iron
Watchroom Doors: 2 wooden doors fitted to iron frames.
Parapet Diameter: Circular, 12'
Ventilators
Location / Number: In parapet
Ladders / Cleaning Arrangement: 1, iron
Curtain Hooks / Hanger: Roller curtains fitted to inside lining of lantern roof by brackets.


Watchroom
How is Watchroom Fitted: Lined with wood inside brick lining of iron structure. Pedestal in center of iron floor supports lens & rev. apparatus. Fitted with wooden locker to keep spare lamp, burners, wicks, chimneys, etc. Also a bookcase & table. Iron stairway leads to lantern
How is Relief Called:
Where is Call System Led:
Illuminating Apparatus
Kind of Apparatus: 6 hours
Intensity in Candles:
Name of Maker: Henry LePaute, Paris
Year Made: 1892
Marks and Number: No. 19C
Order of Apparatus: 1st
Inside Diameter: 6' 4"
Light Characteristic: Flashing alternately red & white.
Time of Revolution: 3 minutes
Flash Interval: 10 sec
Duration of Flash: 5 sec
Arc of Each Fixed Part: Illuminates the entire horizon
Number of Panels: 24, 12 below, or in low section & 12 in top section.
Number of Flash Panels: 12
Arc of Each:
Number of Elements in Central Drum: 27
Number of Prisms Above Center Drum: 15
Number of Prisms Below Center Drum: 6
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: Base of pedestal resting on iron floor in watchroom is similar to clockwork for revolving apparatus.
Service Table: Circular structure surrounding pedestal
Draft Tube Description: Cast steel 7" dia., leads thru upper metal ring of lens, fastened to spider band w/ 3 lugs & set screws movable for adj. Conn'd to this is a tube prov. w/ damper attach. On top of spider band & abv 7" tube is sheet iron tube 6" dia. to carry gases to vent
Revolving Machinery: Revolving
Standby and Description:
Chariot Float or Balls: Chariot
Chariot Description: 8 steel wheels size 3 1/8" tapering to 3.5" x 1 1/8" revolves on beveled tracks; 8 small wheels 2" x 1/2" bearing on center drum to keep larger wheels in place on track.
Length of Drop Tube: 28'
Clock Weight:
Length of Winding Time: 6 hours
Drive During Rewind:
Machinery Protection: Enclosed by glass doors
Regulated: By governor, adjusted by weight by screwing the ball up or down; on end of arms is a piece of cork rubbing on metal basin. Inside balls is a loose weight on small piston to hold cork & move up & down to check speed of clockwork.
Lens Protection:
How Color is Produced: By red shades outside the lens fitted in frames with hinges.
Red Sectors Description:
Where Color Attached:
Form of Colored Glass:
Lamp Description: 1st order US mineral oil lamp, 5 wicks
Type of Illuminant:
Number of Spare Lamps: 1
Number of Spare Burners: 3
Candle Power:


Clock Cord Description
Revolving Cord: Wire cord
Size of Clock Cord:
Length of Clock Cord:
How Led: Thru watchroom floor & ceiling of a dwelling room to 1 corner into shaft or tube built in wall for this purpose.
Diameter and Length of Clock Drum:
Closets and Store Rooms
Tower Closet Use: Storeroom in base of tower, fitted with 3 closets for storing provisions.
Oil House Description: Oil room is within pier of main structure & contains large locker for storing ropes & miscellaneous articles.
Oil House Inside Dimension:
Oil House Construction Material:
Oil House Capacity:
Other (Describe): Storeroom & 3 closets in base of tower
Suitability: Damp at times in winter or rainy season.
Fog Signal General
Fog Signal Kind: 12" steam whistle
Time to Start: Abt 50 minutes when boiler is cold.
How Long Will Pressure Last:
Manufacturer: 1st complete fog signal furnished by Moynihan-Aitken, San Francisco.
Year of Manufacture: 1891 (new boilers & steam drums installed 1897)
Characteristic: 5 sec blast every 75 sec.
Duplication: 12" steam whistle, boilers, engines, steam pumps & plunger pump.
Timing Device:
If whistle, siren, or trumpet, Pressure at Which Blown: 70 & 75 lbs
Height Above Water: 74'
Compass Direction: (whistles)
Location: Dangerous reef of submerged & exposed rock.
Distance and Direction: Within pier of main structure
Water Supply: Cistern below floor in pier
Reached from Lighthouse: Whole signal apparatus within pier
Description of Fog Signal Building:
Pressure And Recording Gauge:
Steam Signal
Steam Boiler:
Kind: Horizontal return tube - shell of boiler 5/16" steel - heads 3/8" thick
Tube: Flue tube
Dimensions:
Length: 12'
Diameter: 42"
Tube Description: 41 - 12' 1/4"
Steam Tube Diameter: 3"
Steam Furnace Kind: Fire box
Furnace Length: 4'
Furnace Width: 4'
Furnace Height: 20"
Steam Heat Surface: About 433 sq. ft.
Steam Grate Surface: 16 sq. ft.
Number of Grate Bars: 18 double bars in each furnace, or boiler
Kind of Grate Bars: Cast iron, double, 4' l x 2 5/8" w; 4" deep at ctr
Steam Fuel: Bituminous
Steam Safety Valve: 2.5" with composition valve - seat & stone.
Steam Maximum Pressure: 175 lbs, cold water pressure
Steam Working Pressure: 70 lbs
Steam Diameter of Smokestack: 1 sec. of each smokestack 9' long, 20" dia. joins into 24" x 31" horizontal near ceiling of engine room, extend in an elbow thru pier.
Smokestack Height: Stack 30' high
Drum Dimension: 4'
Steam Drum Diameter: 30" shell 1/4" heads 3/8"
Steam Covering: Felting & asbestos
Steam Boiler Condition: Shell of boilers, good; tubes burst - retubed soon
Steam Boiler Built: 1897 (new boiler)
Where Built: Not known
Manufacturer: Not known
Steam Heater: False
Kind:
Size:
Heater Time Affect: 90 pound
Steam Engine Kind: Upright
Steam Engine Revolutions: 100 rpm
Steam Engine Cyl. Diameter: 4"
Steam Engine Piston Stroke: 10.5"
Steam Engine Pipe Size: 3/4"
Steam Engine When Built: 1885
Steam Engine Where Built: Not known
Manufacturer: Not known


Whistle Signal
Whistle Diameter: 12"
Whistle Height: 18"
Whistle Orifice: 3 1/4"
Whistle Tone: Single
Whistle Chime:
Dwelling
Location: Lower part of tower
Coloring: Gray stone
Construction Materials: Granite, iron railing
Number of Rooms: 4. Living rooms & kitchen within tower.
Number of Dwellings:
Heating Plant:
Number of Keepers: Keeper, 1 room; 1st & 2nd asst. 1 room; 3rd asst & cook, 1 room
Furnished Quarters:
NOT Furnished Quarters:
Outhouses: Hoisting engine house 11' x 13' on top or pier for engine & boiler only; small wooden house 10' x 16' located on E side of main pier built on concrete foundation & used as blacksmith shop.
Outhouse Coloring: White with brown roofs
Paths and Walks:
Area Inclosed: Area of pier 6000' area of rock, 40,000'
Area of Garden: None
Area Timber or Shrubbery: None
Cultivation Area Available: None
Area Cultivated: None
Character of Surroundings: Ocean
Stove, Maker:
Stove, Size:
Sink, Maker:
Sink, Size:
Pump, Maker:
Pump, Size:
Lamps:
Water
How Procured: By rain from pier into 2 cisterns
Quality: Good for domestic purposes, rather hard for signal
Quantity: Ample
Injury Possible: Can be injured in stormy weather. By closing valves leading to cisterns & opening waste pipe valves so water may be run into ocean does away with danger.
Purity Precaution: None
Tank Capacity: About 60,000 gal beneath the floors in the solid base of bldg.
Tank Material: Cut stone & cement
Distilling Apparatus: False
Distilling Manufacturer:
Well Description:
Well Diameter:
Well Lining:
Pump or Bucket:
What Power Used:
Distance from Dwelling:
Miscellaneous
Access to Lighthouse: Landing by means of large wooden derrick with 90' boom hoisted by double steam engine.
Distance and Direction:
Miscellaneous Remarks:
Hoisting Engines
Hoisting Engine Kind: 2 horizontal (single) sight & left hand engines
Engine RPMs: 300
Engine Diameter: 8"
Engine Stroke: 16"
Engine Boiler: Upright 7' x 40" dia. 23 tubes 4' 6" x 2"
Engine Maker and Date:
Serial Number:
Cylinders and Size:
Horsepower:
Fuel:
Hoist Starter:
Hoist Miscellaneous: