Söderarms history

1645
On an old map it says “the south arm of the cape”

1700-talets mitt
A beacon was built on Tollskäret

1719
The Russians invaded Sweden/Roslagen and the lookout on Söderarm sounded the alarm.

1760-talet
A lighthouse was planned on the island

1839
The lighthouse was completed and the first dwelling was built

1843
A second dwelling was built

1848
The first docking rails were installed

1877
A new dwelling was built for the lighthouse master

1882
The lighthouse was fitted with a silver coated parabolic reflectors and a kerosene lamp

1893
New docking ramps were installed

1900
The pilots arrived on the island

1903
The dwelling closest to the harbour was built = STILTJE

1909
The house of the lighthouse master was added

1927
The grey dwelling = BRIS was built

1928
The lighthouse tower was rebuilt and fitted with a Dalén light which automatically lit the lamp at nightfall and extinguished it at dawn

1937
The military started building their defence

1939 –1945
The bunker that today is our wood fired sauna was built, four barracks were built (two remains) to house the 200 men who were in a state of alert on the island for 1-3 years

1946 – 47
All dwellings were renovated and a laundry with bathroom was built

1952
Electricity was installed in the dwellings

1953
The lighthouse had electricity and a new lens assembly installed

1960 – 1970 - talen
The military built new constructions in the mountain

1970
The lighthouse was partially automated

1970-talet
The islands oldest house was torn down together with some larger outhouses

1978
The establishment was complemented with coast guards

1984 - 86
A new lookout tower was built on to the dwelling completed in 1843. Today’s premise main building = STORM

1997, sista september,
- The Swedish maritime administrations last day on the island. Same year as the land was no longer classified a restricted area

1999 i maj månad
Söderarm AB started renovating to set up a conference premises

1999 i oktober
The old lighthouse lamp was taken out and replaced by a lantern on a stand

2000
was the first actual year of operation for the conference centre that exists today

Summer 2000
The old bunker was refurbished into a wood fired sauna

2002, 28 september,
The last time the Söderarm battery was fired

2002
The sauna was complimented with a rock pool

2004
The military started disassembly of its defence premises

October 2007
The opening of the cannon bar: the covering of one of the cannons that belonged to the Söderarm battery. It has been placed on Torskär as a historic remembrance of the battery

November 2007
The Swedish Maritime Administration put out the lantern that had assisted as lighthouse lamp since 1999. Now we’re hoping to have the original returned