1970
Shetlopedia - The Shetland Encyclopaedia
- Oil boom begins (in 1970's)
- The wreck of the El Gran Grifón was excavated by Colin Martin and Sydney Wignall
- Author E. O'H. Milne died.
May
- 5th
Election of the Lerwick Town Council. - 22nd
Writer Willa Muir died.
June
- 18th
General Election, Jo Grimond, Liberal, returned with a majority of 2,532 - 28th
Lerwick Hotel, built at cost of over £150,000, opened by Sir James Mackay.
September
- 3rd
The purse-seiner Quo Vadis turned turtle and sank approx 4.5 miles SSE of Sumburgh Head.