21 towers and 58 other structures

Column 1: Reference numbers (Michael; Admiralty; NGIA Publication 114)
Column 2: Name of light; Details (character, height above high water, nominal range in nautical miles); Grid Reference
Column 3: Description of structure; Notes; Link to image (for towers this link is in the form of a thumbnail image);
Maps (LR, EX: Ordnance Survey (see Notes in the Introduction); CH: Admiralty Chart at various scales)

Islands in the Pentland Firth:    Pentland Skerries:    Tower lights:
MN01 A3562 114-3020	Muckle Skerry No. 1 3/30, 52m, 23 miles ND465784	White tower 36m Thomas Smith and Robert Stevenson, 1794; rebuilt 1825. First lights here, FW on each of No 1 (80 feet) and 1a (60 feet), 60 feet apart. No 1a dismantled and rebuilt 100 feet from No 1 as No 1b, 1825. CH2, 115, 219, 1239, 1942, 1954, 2162, 2581
MN02-D --	Muckle Skerry No. 1b was FW discontinued 1905 ND465784	White tower: notes and images see MN00
Swona:    Onastic lights:
MN02-01 A3607·5 114-3076	SW end (The Tarf) 1/8, 17m, 9 miles ND382838	White concrete column 6m. Not visible over the island image Pub. 114 has A3566, which is no longer used CH1239, 1942, 1954, 2162, 2581
MN02-02 A3607 114-3080	North Head 3/10, 16m, 10 miles ND383853	White metal post 2m image Pub. 114 has A3566.4, which is no longer used CH1239, 1942, 1954, 2162, 2581
Islands in Scapa Flow:    Flotta and nearby islets:    Onastic lights:
MN02-03 A3610·2 114-3104	Stanger Head R 1/5, 25m, 8 miles ND377923	White metal post 2m image CH35, 1942, 1954, 2162, 2581
MN02-04 A3610·4 114-3108	Roan Head R 2/6, 12m, 7 miles ND386958	White metal post 2m image CH35, 1942, 1954, 2162, 2249, 2581
MN02-05 A3610·94 114-3128	Oil Terminal:   Mooring dolphin E QR, 8m, 3 miles ND358959	image CH35, 2162, 2249, 2568B, 2581
MN02-06 A3610·9 114-3120	Oil Terminal:   NE head of jetty 2FR, 10m, 3 miles ND357959	no image available CH35, 2162, 2568B, 2581
MN02-07 A3610·92 114-3124	Oil Terminal:   NW head of jetty 2 FR, 10m, 3 miles ND356958	image CH35, 2162, 2568B, 2581
MN02-08 A3610·96 114-3132	Oil Terminal:   Mooring dolphin W QR, 8m, 3 miles ND355957 5	post image CH35, 2162, 2249, 2568B, 2581
MN02-09 A3612 114-3144	Gibraltar Pier 2FG, 7m, 3 miles ND347950	Metal post image CH35, 2162, 2568B, 2581
MN02-10 A3612·5 114-3146	Sutherland Pier QG, 8m, 3 miles ND346948	Grey metal post 6m image CH35, 2162, 2568B, 2581
MN02-11 A3610·6 114-3112	Nevi Skerry 2/6, 7m, 6 miles ND397957	metal post on black conical isolated column, red band 9m On very small rock 0.7 miles off Roan head images CH35, 1942, 1954, 2162, 2249, 2581
MN02-12 A3610·8 114-3116	Calf of Flotta QR, 8m, 4 miles ND385968	Metal pillar no image available CH35, 1954, 2162, 2249, 2581
MN02-13 A3611·2 114-3140	Single-point   mooring tower No 2 Y 4/15, 12m, 3 miles ND3797	Metal framework structure and platform standing on sea bed, about 0.8 mile off N coast of Golta peninsula on Flotta no image available (but see Nevi Skerry images) CH35, 1942, 1954, 2162, 2249, 2581
MN02-14 A3611 114-3136	Single-point   mooring tower No 1 Y 1/5, 12m, 3 miles ND3697	Metal framework structure and platform standing on sea bed, about 1 mile off N coast of Golta peninsula on Flotta no image available CH35, 1942, 1954, 2162, 2249, 2581
Cava:    Tower light:
MN03 A3636 114-3176	Cava WR 1/3, 11m,   10/8 miles HY322006	White CH35 round tower 8m On N end of islet, called Calf of Cava CH2249, 2581
Isolated shoal:    Onastic light:
MN03-01 A3635 114-3172	Barrel of Butter   (Carlin Skerry) 2/10, 6m, 7 miles HY352009	Grey metal platform on round masonry beacon 5m On drying shoal about 1.5 miles off E point of Cava no image available CH35, 2249, 2581
Hoy and neighbouring islands:    Hoy:    Tower light:
MN04 A3600 114-3084	Tor Ness 1/5, 21m, 17 miles ND251886	White tower 8m CH219, 1239, 1954, 2162
South Walls:    Tower light:
MN05 A3602 114-3088	Cantick Head 1/20, 35m, 13 miles ND347893	White tower 22m range reduced from 18 to 13 miles, August 2008 CH2, 219, 1239, 1954, 2162, 2581
Onastic lights:
MN05-01 A3604 114-3092	Ruff Reef 1/10, 10m, 6 miles ND348897	Pile structure near low-water mark image CH2162, 2581
MN05-02 A3606 114-3096	Longhope pier knuckle   (South Ness   pier head) WRG 1/3, 6m,   7/5/5 miles ND304910	Grey metal post on gable end of white building. Pier rebuilt 2004: light now at knuckle, not head as given by Admy images CH35, 2162
MN05-03 A3606·1 114-0	Longhope pier head 2FR, 6m, 2 miles ND304910 1/2	Grey metal post. Installed when pier extended 2004 image CH35, 2162
Hoy:    Onastic lights:
MN05-04 A3613·2 114-0	Lyness Wharf 2FR, 7m, 3 miles ND314946	White (rusting) square metal post 5m Lanterns on flat platforms supported by brackets image CH35, 2162, 2568B
MN05-05 A3613 114-0	Golden Wharf 2FR, 7m, 3 miles ND314947	White (rusting) square metal post 5m Lanterns on flat platforms supported by brackets image CH35, 2162, 2568B
MN05-06 A3613 114-0	Moaness F and Al GWR/2, 5m, 9 miles Dir 173° ND246040	Established 2009  (presumably after clearance of wrecks in Burra Sound) Tube-light on metal post 5m no image available Sectors 174·75° FR(1°) 173·75° AlRW(0·5°) 173·25° FW (0·5°) 172·75° AlWG(0·5°) 172·25° FG (1°) 171·25° uncharted
Graemsay (clockwise):    Tower lights:
MN06 A3644 114-3196	Hoy Sound Low   Ldg front Iso/3, 17m, 15 miles NY247066	Grey stone tower with yellow balcony and lantern 12m. Visible to seaward and in Hoy sound only CH35, 1239, 1954, 2249, 2568A
MN07 A3644·1 114-3200	Hoy Sound High   Ldg rear WR Oc/8, 35m,   20/16 miles HY267061	White tower 33m. R on leading line and asymmetrically around it. Obscured 332°-197° and on leading line within 0.5 mile of front light; this is deliberate, to mark the point where vessels should leave the leading line and enter the white sector in Hoy Sound. Shown at reduced intensity for about an hour at dusk CH35, 1239, 1954, 2249, 2568A
Onastic light:
MN07-01 A3665 114-0	Gangsti pier head 2FR, 8m, 5 miles HY272057	Metal mast 6m called by Admy Moan pier head, but Moan is on Hoy (see MN05-05) image CH35, 2568A
Mainland and islands connected by causeway:    Tower light:
MN08 A3700 114-3224	Brough of Birsay 3/25, 52m, 18 miles HY235285	White tower and building 11m. Built 1925 as automatic light (David A Stevenson) CH2, 219, 1239, 1954, 2249
Onastic lights:
MN08-01 A3643 114-0	Hoy Mouth Y 1/5, 12m, 2 miles HY2209	Established 2008 Marine energy cable marker Configuration unknown no image available
MN08-02 A3650 114-3204	Skerry of Ness WG 1/4, 7m, 7/5 miles HY255076	White concrete column with platform 10m image CH35, 1954, 2249, 2568A
MN08-03 A3654 114-3220	Stromness: Pole Star Pier R iso/6, 15m, 5 miles HY254086	Framework mast 12m Light almost swamped to seaward by floodlights on same tower image CH35, 2249, 2568A
MN08-04 A3656 114-3212	Stromness: ldg lts front FR, 29m, 11 miles HY252088	White post on white concrete column 6m At roadside Shown 24 hours image CH35, 2249, 2568A
MN08-05 A3656·1 114-3216	Stromness: ldg lts rear FR, 39m, 11 miles HY251 1/2 088 1/2	White post on white concrete column 4m At roadside Shown 24 hours image CH35, 2249, 2568A
MN08-06 A3662·5 114-0	Stromness: S pier, head 2FR, 8m, 5 miles HY255 1/2 090 1/2	Metal post 6m images CH35, 2568A
MN08-07 A3662 114-3208	Stromness: N pier, head R 1/3, 8m, 5 miles HY256091	Metal post 5m images CH35, 2568A
MN08-08 A3663 114-0	Stromness:   Marina pier, head R 2/5, 8m, 2 miles HY257093	Grey metal post Installed 2004 when pier built image CH35, 2568A
MN08-09 A3640 114-3180	Houton: ldg lts, front G 1/3, 8m, ? miles HY315038	White pole, black bands 6m image CH35, 2249, 2568C
MN08-10 A3640·1 114-3184	Houton: ldg lts, rear FG, 16m, ? miles HY313039	White pole, black bands 5m image CH35, 2249, 2568C
MN08-11 A3641 114-3188	Houton: pier head 2FR, 5m, 4 miles HY318 1/2 039 1/2	Metal post 4m image CH35, 2568C
MN08-12 A3642 114-3192	Houton: roro pier, head R Iso/4, 7m, 5 miles HY319039	Metal post 5m no image available CH35, 2568C
MN08-13 A3632 114-3168	Scapa Pier, head G 1/3, 6m, 8 miles HY441081	Metal post 5m image CH35, 2249
South Ronaldsay   Onastic lights:
MN08-14 A3616 114-3152	St Margaret's Hope:   Ldg lts, front FR, 7m, small ND446936	Bracket on wooden post, 8m image CH35, 2162, 2581
MN08-15 A3616·1 114-3156	St Margaret's Hope:   Ldg lts, rear FR, 11m, small ND445934	Bracket on wooden post, 8m Hidden from front light (in 2006) by encroaching woodland image CH35, 2162, 2581
MN08-16 A3615 114-3148	St Margaret's Hope:   pier, head 2FG, 6m, 2 miles ND446942	Black metal post 5m images CH35, 2162, 2581
MN08-17 A3614 114-3160	St Margaret's Hope:   Needle Point reef G 1/3, 6m, 3 miles ND448945	Metal post 6m On end of reef image CH35, 2162, 2581
Tower light:
MN09 A3610 114-3100	Hoxa Head WR 1/3, 15m, 9/6 miles ND403932	Established 1901 (David A. Stevenson), built as automatic light in small tower. Present structure (1934):square tower with white GRP cladding 7m CH35, 1942, 1954, 2162, 2581
Onastic lights:
MN09-01 A3608·5 114-3028	Burwick pier head 2FR, 8m, 5 miles ND438839	Metal post 6m image CH2162, 2581
MN09-02 A3608 114-3024	Lother rock 1/2, 13m, 6 miles ND434829	Framework pile structure 12m On tidal skerry about 0.5 mile off Brough Ness image CH1239, 1942, 1954, 2162, 2581
Mainland    Tower lights:
-- --	Clett Tower (in 1921)   WRG, 9m, 10 miles discontinued HY495015	Erected 1901 to mark passage through Holm Sound, discontinued when blockship sunk 1921. Was about 6m high. Only the octagonal masonry base remains image
MN10 A3626 114-3164	Rose Ness 1/6, 24m, 8 miles ND521986	Established 1905. Current GRP tower commissioned 1983. White tower 7m. Very large stone beacon close by Access from car park at end of road, and half a mile over rough ground no image available CH1239, 1942, 1954, 2162, 2250
Copinsay    Tower light:
MN11 A3676 114-3228	Copinsay 5/30, 79m, 21 miles HY613013	White tower 16m. On small island just over 2 miles from Point of Ayre. Accessible by boat only Just over a mile to the NE lies the Horse of Copinsay, the only piece of land around the British coast not to be shown on the Landranger map (though the name is printed!) CH2, 219, 1239, 1942, 1954, 2250
Mainland:  Kirkwall plan   Onastic lights:
MN11-01 A3686 114-0	Thieves' Holm QR, 5m, 8 miles HY462149	Grey metal framework tower 3m Near N end of islet 0.4 mile from Car Ness. Accessible only by boat image CH1553, 2249, 2250, 2584
MN11-02 A3695 114-0	Kirkwall Harbour:   Marina pier 2FR HY450 1/2 116	Metal post Pier built 2003 image CH1553
MN11-03 A3688·5 114-3246	Kirkwall:   main pier, E end 2FG, 6m, 3 miles HY449 1/2 116	Metal post image CH1553
MN11-04 A3688 114-3244	Kirkwall:   main pier, knuckle WRG Iso/5, 13m,   15/13/13 miles HY448116	Concrete column 12m Built about 1994. Light visible to seaward only image alternative image CH1553, 2249, 2250, 2584
MN11-05 A3693 114-3248	Kirkwall:   inner harbour, E pier 2FR, 6m, 1 mile HY449114	Metal post At root of main pier, N side of entrance to inner harbour image CH1553
Tower light:
MN12 --	Kirkwall, inner harbour:   W pier head (in 1925)   FW, 8m, 10 miles discontinued HY49113 1/2	Circular white cast-iron tower on concrete base, about 6m. Built around 1880, originally at N end of main pier: discontinued and moved to present site when pier extended in 1994 no image available (but see MN12-01)
Onastic lights:
MN12-01 A3694 114-3252	Kirkwall, inner harbour:   W pier 2FG, 6m, 1 mile HY449113 1/2	Metal post. At S side of entrance to inner basin image CH1553
MN12-02 A3687·7 114-0	Hatston pier 2FR, 7m, 3 miles HY442129	Metal post image CH1553, 2584
MN12-03 A3696 114-0	Tingwall pier, NE 2FR, 5m, 3 miles HY403230	Metal post 5m image CH2584
MN12-04 A3696·1 114-0	Tingwall pier, SE 2FG, 5m, 3m miles HY448116	Metal post 5m image CH2584
Eastern isles:    Shapinsay:    Onastic light:
MN12-05 A3685 114-3240	Balfour pier WRG 2/5, 5m,   3/2/2 miles HY480164	short metal post on stone building 5m image CH1553, 2249, 2250, 2584
Helliar Holm   Tower light:
MN13 A3684 114-3236	Helliar Holm WRG 1/10, 18m,   14/11/11 miles HY484150	White tower 13m Two lanterns one above the other in the lanternhouse CH1553, 1942, 1954, 2249, 2250, 2584
Auskerry   Tower light:
MN14 A3680 114-3232	Auskerry 1/20, 34m, 20 miles HY672155	White tower 34m CH2, 219, 1239, 1942, 1954, 2250
Onastic lights:   Stronsay
MN14-01 A3708 114-3264	Whitehall Pier 2FG, 8m, 4 miles HY6528	Metal post 5m no image available CH2250, 2562B
Papa Stronsay
MN14-02 A3706 114-3268	The Ness 4/20, 8, 9 miles HY668302	White metal framework tower 5m no image available CH1239, 1942, 1954, 2250, 2562B
Eday (clockwise)    Tower light:
MN15 A3728 114-3288	Calf Sound WRG 3/10, 6m,   8/6/6 miles HY565391	White octagonal cast-iron tower on concrete base 9m Stevenson, 1909 Originally FW, paraffin Called by Admy "Calf of Eday" but in fact not on that island but on Eday CH1942, 1954, 2250, 2562B
Onastic lights:
MN15-01 A3729 114-3254	Backaland Pier R 1/3, 5m, 4 miles HY572302	Metal post 3m images CH1942, 1954, 2250, 2562B
MN15-02 A3732 114-0	Falls of Warness Y 1/5, 12m, 5 miles HY529301	Yellow platform on pile structure no image available CH1942, 1954, 2249, 2250, 2562B
Sanday (clockwise)   Tower light:
MN16 A3718 114-3276	Start Point 2/20, 24m, 18 miles HY787435	First tower here built 1802 as unlit seamark. Converted by Robert Stevenson, 1806.  Present tower built 1870 (presumably by Thomas Stevenson): White tower, black stripes 23m  The vertical black stripes were added in 1919 and are unique in Scotland CH2, 219, 245, 1239, 1942, 1954, 2250
Hybrid light:
MN17 A3716 114-3272	Kettletoft WRG 1/3, 7m,   7/5/5 miles HY660384	Grey masonry tower 7m, lantern on short post fixed to front of tower Light originally shown from curved window in upper part of tower CH1942, 1954, 2250, 2562B
Onastic light:
MN17-01 A3715 114-3270	Loth pier 2FG, 8m, 4 miles HY602341	White post 6m image CH2250, 2562B
North Ronaldsay (clockwise)    Tower light:
MN18 A3722 114-3280	North Ronaldsay 1/10, 43m, 24 miles HY784559	Red-brown brick tower, 2 white bands, 42m Alan and David Stevenson, 1851-54 Built on a different site from MN19 to provide improved marking of off-shore reefs; built in brick because of the perceived dangers of landing large stones Often said to be the tallest land-based tower in Britain, but in fact both Beachy Head (on the foreshore) and the old Dungeness tower are taller (there are also five taller rock towers) LR5; CH2, 219, 245, 1119, 1234, 1239, 1942, 1954, 2250
Disused tower:
MN19-D	Dennis Head Old Beacon discontinued 1809 HY79015539	Thomas Smith, 1789: the third lighthouse authorised by and constructed for the Northern Lighthouse Board. Masonry tower 18m   Discontinued 1809 following construction of MN16 Start Point. Lantern replaced by masonry cap and ball finial transferred from unlit beacon at Start Point.   Being rebuilt 2010
Onastic light:
MN19-01 A3724 114-3284	Nouster Pier QR, 5m, ? miles HY75025219	Grey metal post 1m on roof of concrete shed 3.5m image CH2250
Western Isles:    Westray (clockwise):    Tower light:
MN20 A3736 114-3292	Noup Head 1/30, 79m, 20 miles HY392498	White tower 24m CH2, 219, 245, 1119, 1234, 1239, 1942, 1954, 2249
Onastic lights:
MN20-01 A3737·2 114-3296	Pierowall, E pier head WRG 1/3, 7m,   11/7/7 miles HY446 1/2 489	Metal post 6m image CH1119, 1234, 1942, 1954, 2249, 2250, 2562A
MN20-02 A3737·4 114-3300	Pierowall W pier head 2FR, 6m, 3 miles HY446489	Metal post 5m image CH2562A
MN20-03 A3734 114-3290	Rapness, pier head 2FR, 8m, 4 miles HY512405	Metal post 6m image CH2249, 2250, 2562B
Papa Westray:    Onastic light:
MN20-04 A3738 114-3304	Moclett Bay pier head WRG 1/5, 7m,   5/3/3 miles HY493493	Metal post on grey building 5m image CH1119, 1234, 1942, 1954, 2249, 2250, 2562A
Egilsay:    Onastic light:
MN20-05 A3740 114-3308	Pier head G 1/3, 4m, 4 miles HY4630	White structure on concrete base 3m no image available CH2249, 2250