Peak District Mines Historical Society Ltd.

Glamorganshire's Mining Industry in 1896 - A List of Coal Mines

Britain's Active Mining History Society

From the Tables compiled by Joseph T. Robson, H.M.Inspector for the South Wales District in his Report for 1896

List of Mines worked under the Coal Mines Regulation Act, in Glamorganshire, during the Year 1896.

Name of Mine	Situation	Owner and Postal Address	Manager	Under- Manager	Workers		Minerals Worked	Remarks
					U/G	Sur.
Aber	Tynewydd, Ogmore Vale	Cory Brothers and Co. Ltd., Cardiff	David Morgan	David Evans	25	17	Coal, H & M
Aberaman	Aberaman	Powell Duffryn Steam Coal Co. Ltd., Aberaman, Aberdare	D. Bowen Jones	Jas. Thomas	866	95	Coal, S
Abercanaid	Merthyr Tydfil	Hill's Plymouth Co. Ltd., Merthyr Tydfil	Wm. Williams Green	Alexander G. Wilson	649	61	Coal, S
Abercwmboi	Capcoch, Aberdare	Powell Duffryn Steam Coal Co. Ltd., Aberaman, Aberdare						Discontinued
Aberdare	Aberdare	Aberdare Coal Co., 8, Bute Crescent, Cardiff			3	3	Coal, H
Aberdare Merthyr	Hirwain	Marquess of Bute, Aberdare	Isaac H. Jones	Daniel Davies			Coal, S	Recommenced Feb. 1897
Aberdare Navigation	Aberdare	Wm. Edgar Williams, Exchange Buildings, Cardiff	Rees Roderick				Coal, S	Discontinued
Aberdare Works, "No. 9 Pit"	Aberdare	Aberdare Works and Collieries Co., Aberdare	Rees Howells	David Morgan	460	65	Coal, S
Abergorky	Treorky	Burnyeat, Brown, and Co. Ltd., 5, Bute Crescent, Cardiff	Wm. Thomas	John Evans	670	120	Coal, S
Abergorky Level	Treorky	Burnyeat, Brown, and Co. Ltd., 5, Bute Crescent, Cardiff	Wm. Thomas	Evan Mor???n	13	1	Coal, S
Abergorky Level	Aberdare	Aberdare Works and Collieries Co., Aberdare	Henry Henry		39	4	Coal, S
Abergwynfi (or Glyncorrwg) Pits	Abergwynfi	Glyncorrwg Colliery Co. Ltd., Cardiff	Howell John		154	27	Coal, S & M
Aberpergwm Level	Glyn Neath	Morgan S. Williams, Aberpergwm, Glyn Neath	Danl. Rees	Wm. Rees	56	12	Coal, A
Aber Rhondda	Porth	Aber Rhondda Colliery Co. Ltd., Porth, near Pontypridd	David Jones		118	12	Coal, H & M
Adare	Tondu	Adare Coal and Coke Co. Ltd., 12, Wind St., Swansea	Sam. Rees		101	57	Coal, H & C
Adare	Penygraig	D. & L. Davis, Ferndale, Rhondda Valley	Rees Thomas				Coal, H & M	Discontinued
Albion	Pontypridd	Albion Steam Coal Co. Ltd., Pontypridd	Phillip Jones	William Davies	1606	129	Coal, S
Argoed	Pontrhydyfen	Ll. Howell and Co., Aberavon, Port Talbot	Watkin Morris		50	9	Coal, M
Avan Hill	Abergwynfi	Avan Hill Colliery Co., Briton Ferry	William Jones		45	8	Coal, H & M
Avon	Abergwynfi	Sir Danl. Gooch and others, Abergwynfi, R.S.O.	J.G. Morris	David Williams	480	79	Coal, S
Avon Level	Abergwynfi	Sir Danl. Gooch and others, Abergwynfi, R.S.O.	J.G. Morris	Thos. Griffiths	186	18	Coal, S
Bedlinog, "Nos. 1 & 2"	Gelligaer	Dowlais Iron Co., Dowlais	Bruce Jones	William Thomas	1226	176	Coal, H & M
Bedw Level	Porth	J. & D. Morris, 20, Trebanog Road, Porth, R.S.O.			5	0	Coal, H
Bertie Pit	Hafod, near Pontypridd	Lewis' Merthyr Coal Co. Ltd., Hafod, near Pontypridd	Thomas Richards	Richd. Thomas	675	103	Coal, S
Birchgrove Pit	Llansamlet	Birchgrove Colliery Co., Exchange Buildings, Swansea	Walter Lewis	John Rees	118	25	Coal, S & M
Birchrock	Pontardulais	Graigola Merthyr Co. Ltd., Swansea	Owen Morgan		68	20	Coal, M
Blackgrove	Ynysybwl	Blackgrove Coal Co., Ynysybwl, near Pontypridd					Coal, H & M	Not working since Sept. 1894
Black Vein Drift and Water Levels	Dowlais	Dowlais Iron Co., Dowlais	William Jones	Thomas Phillips	90	14	Coal, S, Fireclay, Ironstone
Blaen-cae-Garwen	Brynamman	Blaencaegarwen Colliery Co. Ltd., Brynamman, R.S.O.	Owen Powell	Dd. John Thomas	73	16	Coal, A
Blaenclydach	Clydach Vale, Rhondda	Forest Iron and Steel Co. Ltd., Pontypridd	Thomas Charles		29	6	Coal, H & M
Blaengwawr	Clydach Vale, Rhondda	Aberdare Graig Coal Co., Aberdare			24	4	Coal, H
Blaennant	Aberdare	Aberdare Works and Collieries Co., Aberdare	Henry Henry		265	54	Coal, S
Blaenpellena	near Neath	South Wales Whitworth Mineral Estate Co. Ltd., St. George's House, Eastcheap, London	Temple Stroud				Coal, M	Discontinued
Braichycymmer, "No. 3"	Garw Valley	Braichycymmer Collieries (owners of), Pontycymmer, R.S.O., Glam.	David John	John Griffiths	83	11	Coal, H
Braichycymmer Darran	Pontycymmer	Braichycymmer Darran Colliery Co., Pontycymmer, R.S.O., Glam.	Edwd. Lawrence	John Griffiths	69	13	Coal, H
Braichycymmer Pit	Garw Valley	Ffaldau Colliery Co. Ltd., Pontycymmer, near Bridgend	William Johnson	David Jones	383	52	Coal, S & H
Brazil	Merthyr	Hill's Plymouth Co. Ltd., Neath					Coal, H	Discontinued
British Rhondda	Glyn Neath	Davis' British Rhondda Steam Coal Co., Bryngwyn, Pontypool	W.J. Davies	Wm. T. Rowlands	100	16	Coal, S
Broadoak	Loughor	Samuel Thomas, Loughor, R.S.O.	Samuel Thomas	David Davies	65	18	Coal, M
Brothers Pit, "Nos. 1 & 2"	Llansamlet	Birchgrove Colliery Co., Exchange Buildings, Swansea	Walter Lewis	John Rees	94	13	Coal, H & M
Bryncoch (or Forest Goch)	Neath	The Cambrian Syndicate Ltd., Pontardawe, Swansea Valley	Henry Wm. Thomas		57	16	Coal, H & M
Bryncoch	Taff's Well, near Cardiff	John Crockett, Pontypridd	David Morgan		11	2	Coal, M, Fireclay
Bryndu and Cefn	Kenfig Hill, near Bridgend	Bryndu Coal and Coke Co., Kenfig Hill, near Bridgend	W.H. Plummer	Edwin Ace	269	109	Coal, H, C & M
Bryngwyn	Gorseinon	Bryngwyn Colliery Co., Gorseinon, R.S.O.			2	2		Sinking
Brynmenyn	Bridgend	Jno. T. Salathiel, Brynmenyn, near Bridgend			11	1	Coal, M, Fireclay
Bryn Navigation	Port Talbot	Bryn Navigation Collieries Co., Port Talbot	F.E. Jacob		14	6	Coal	Opening
Bryn-newydd	Gorseinon	T. & D. Mathews, Gorseinon			9	2	Coal, H
Bute Pit	Treherbert	Marquess of Bute, Aberdare	W. Henry		2	5		Work suspended.
Bwllfa Dare	Aberdare	Bwllfa and Merthyr Dare Steam Collieries (1891) Ltd., Aberdare.	H.H. Evans	W.R. Protheroe	989	139	Coal, S
Bwllfa, "No. 2"	Aberdare	Bwllfa and Merthyr Dare Steam Collieries (1891) Ltd., Aberdare.	Ed. Pugh	Wm. Jones	195	36	Coal, S
Cadoxton	Neath	Glasbrook Brothers, Swansea			12	14		Sinking and boring.
Caedafydd	Gowerton	Gowerton Colliery and Brick Co. Ltd., Gowerton, Swansea			27	15	Coal, H
Cae Duke	Loughor	Loughor Colliery Co. Ltd., 35, Wind St., Swansea	Thomas Jones		136	23	Coal, H & M
Cae Martin	Loughor	Mrs. John, Loughor, R.S.O.						Not working in 1896
Caenewydd	Gorseinon	Caenewydd Colliery Co., Gorseinon						Not working in 1896
Caerau, "No. 2 Level"	Maesteg	North's Navigation Collieries (1889) Ltd., Tondu, Bridgend	J.T. Slathiel		2	1	Coal, H & M
Caerau, "South Pit"	Maesteg	North's Navigation Collieries (1889) Ltd., Tondu, Bridgend	J.T. Salathiel	Edward Sparks	450	83	Coal, S
Cambrian Navigation, "No. 1 Pit"	Clydach Vale	Cambrian Collieries Ltd., Bute Docks, Cardiff	David Roberts	John E. Thomas	1170	340	Coal, S
Cambrian Navigation, "No. 2 Pit"	Clydach Vale	Cambrian Collieries Ltd., Bute Docks, Cardiff	Ed. Hammond	James James	1318		Coal, S
Canal Level	Merthyr Tydfil	Crawshay Brothers, Cyfartha, Ltd., Merthyr Tydfil	David Abraham	John Jones			Coal, S
Cardiff Navigation	Llantrisant	T.J. Masters, 29, St. Mary St., Cardiff	W.H. Wain	Jonah Jones	42	12	Coal, H, C & M
Castle Pit	Merthyr Tydfil	Crawshay Brothers, Cyfartha, Merthyr Tydfil	William Dyer		571	115	Coal, S
Cefn Faes	Cadoxton, Neath	David Williams, Canal Bank, Aberdulaes, near Neath			3	1	Coal, H
Cefnarda	Gorseinon	John Williams and Co., Gorseinon			9	5		Sinking
Cefn Gyfelach	Llangyfelach	Cefn Gyfelach Colliery Co., Swansea	Wm. Morgan	John Rogers	116	32	Coal, H & M
Cethin, "No. 2"	Merthyr Tydfil	Crawshay Brothers, Cyfartha, Merthyr Tydfil	William Dyer	John Webber	289	19	Coal, S
Church Level	Ystrad Rhondda	Morgan and Morgan, Ystrad Rhondda, R.S.O.	Thos. Morgan		20	3	Coal, H
Cilely	Tonyrefail	Blindell Brothers and Co., Cardiff	Ockwell Hawkins	William Rees	239	65	Coal, H & S
Cilfynydd	Pontypridd	Sam. Griffiths and Co., 2, Brynderwen, Cilfynydd			3	2	Coal, H
Clwydyfagwr Level	Merthyr Tydfil	John Harris, 73, Clwydyfagwr, Merthyr Tydfil			6	5	Coal, S
Clydach Rhondda	Tonypandy	W. McDonald (Receiver of the Estate of the late Wm. Perch), 21, High St., Cardiff	W.M. Thomas	John Thomas	266	68	Coal, H & C
Clydach Merthyr	Cwm Clydach	Graigola Merthyr Co. Ltd., Swansea	Thos. Owen	Joseph Davies	344	65	Coal, M
Clyngwyn	Ystalyfera	D.H. Lewis (executors of late), Ystalyfera, Swansea Valley			7	1	Coal, A
Coal and Clay Drift	Dowlais	Dowlais Iron Co., Dowlais	Wm. Jones	Thos. Phillips	147	42	Coal, S, Fireclay, Ironstone
Coedcae	Hafod, near Pontypridd	Lewis's Merthyr Coal Co. Ltd., Hafod, near Pontypridd	Thomas Richards	Morgan Williams	220	48	Coal, H & C
Coegnant	Maesteg	North Navigation Collieries (1889) Ltd., Tondu, Bridgend	Jenkin Jones	Daniel R. Waldin	488	81	Coal, S
Collenna	Tonyrefail	Glyn Colliery Co. Ltd., 4, Dock Chambers, Cardiff	Thos. Williams	O. Edmunds	60	22	Coal, H & C
Corrwg Rhondda	Abergwynfi	Corrwg Rhondda Colliery Co. Ltd., Bute Docks, Cardiff	Howell John		223	21	Coal, H & M
Corrwg Vale	Cymmer	Avon Vale Colliery Co. Ltd., Cardiff	Ed. Plummer	John Thomas	73	9	Coal, H & M
Court Herbert	Neath	Main Colliery Co. Ltd., Neath	Richard Thomas	Thos. Williams	253	30	Coal, S & M
Crown Level	Treorky	Crown Coal Co., (Davies and Jones), Treorky, Rhondda Valley			9	1	Coal, S & H
Crynant	Crynant, near Neath	Crynant Colliery Co., (Jebb abd Dickinson), 12, Castle Street, Brecon	M.W. Davies	D.W. Daniel	54	6	Coal, A & S
Cwmamman	Aberdare	Cwmamman Coal Co. Ltd., Aberdare	Rhys R. Davies	Thos. Isaac	952	126	Coal, S
Cwmavon: Oakwood Levels	Port Talbot	Wright, Butler, & Co. Ltd., Cwmavon, Port Talbot	Fred E. Jacob	John David	134	16	Coal, M
Cwmavon Slant	Port Talbot	Wright, Butler, & Co. Ltd., Cwmavon, Port Talbot	Fred E. Jacob	Daniel Martell	28	8	Coal, M
Cwmbach	Aberdare	Aberdare Works and Collieries Co., Aberdare	John Evans	John Lloyd	238	22	Coal, S
Cwmbargoed	Dowlais	Dowlais Iron Co., Dowlais	John Henry Jones	William Davies	277	50	Coal, S
Cwmblacks Level	Merthyr Tydfil	Hill's Plymouth Co. Ltd., Merthyr Tydfil	W. Williams Green		2	0		Opening
Cwmcas Slant	Glyncorrwg	Glyncorrwg Colliery Co. Ltd. (Wm. Perch and Co.), Cardiff	Edward Plummer	E.L. Plummer	202	21	Coal, S & H
Cwmclydach Graigola	Cwmclydach	S. and J. Hill, Clydach, near Swansea	Sam. Hill, jun.	William Rees	51	14	Coal, M
Cwm Cynon	Mountain Ash	Nixon's Navigation Co. Ltd., Mountain Ash	James Davies	Thomas Jones	36	30	Coal, S	Sinking to steam coal
Cwmdu Drift	Merthyr	Crawshay Brothers, Cyfarthfa, Merthyr Tydfil	Dd. R. Morgan	John Jones	51	5	Coal, S
Cwmdu Middle Level	Dynevor, near Neath	Main Colliery Co. Ltd., Neath Abbey, Neath	Richd. Thomas		7	1	Coal, S
Cwmgorse	Gwaun-cae-gurwen	Cwmgorse Colliery Co. Ltd., Gwaun-cae-Gurwen			12	4	Coal, A
Cwmgwynea	Port Talbot	Cwmgwynea Colliery Co., Duffryn Valley, Port Talbot			3	1		Opening
Cwmnantllwyd	Pontardawe	South Wales Primrose Coal Co. Ltd., Pontardawe	John G. Evans		17	2	Coal, S & M
Cwm Pit	Merthyr	Crawshay Brothers, Cyfarthfa, Merthyr Tydfil	Dd. R. Morgan	John Williams	681	99	Coal, S
Cwmrhydyceirw	Morriston	Cwmrhydyceirw Coilliery Co. Ltd., Morriston, nr. Swansea	Daniel Jones				Coal, H & M	Discontinued
Cwrt-y-bettws	Coedfranc, Neath	Hedley Collieries Co., Burrows Chambers, Swansea	George Dawkins		306	40	Coal, S & M
Cymmer	Porth	Cymmer Colliery Co., Cymmer, Pontypridd	Thos. Griffiths	John G. Evans	1131	190	Coal, S
Cymmer (Upper)	Porth	Cymmer colliery Co., Cymmer, Pontypridd	Thos. Griffiths	Thos. Yorath	151	31	Coal, H & C
Cymmer Glyncorrwg	Cymmer, R.S.O.	Cymmer Glyncorrwg Coal Co. Ltd., 129, Bute St., Cardiff	W.M. Thomas	Thomas Munroe	60	11	Coal, H & M
Cynon	Avan Valley	David Rees and Co., Port Talbot	David Rees		30	4	Coal, H & M
Danyderi	Merthyr Vale	Dowlais Iron Co., Dowlais	John Bevan		4	0
Dare	Cwm Park, Treorkey	Ocean Coal Co. Ltd., Treorky, Glamorgan	Alf. S. Tallis	Wm. F. Williams	966	106	Coal, S
Darranddu	Ynysybwl	Darranddu Colliery Co., Pontypridd	Enoch Jones		81	11	Coal, G
Deep Duffryn	Mountain Ash	Nixon's Navigation Coal Co. Ltd., Mountain Ash	James Davies	Wm. Morgan	1180	105	Coal, S
Deep Navigation, "North and South Pits"	Treharris, R.S.O.	Ocean Coal Co. Ltd., Treorky, Glamorgan	J.P. Gibbon	Wm. Thomas, North Pit Thomas Evans, South Pit	1513	333	Coal, S
Dillwyn Anthracite	Seven Sisters	John Garbutt and Sons, Crynant near Meath	John Garbett, jun.		53	7	Coal, A
Dinas Isha	Penygraig	Ely Rhondda Colliery Co. Ltd., Penygraig, near Pontypridd	James Morris		97	13	Coal, H & M
Dinas Main	Gilfach Goch	Dinas Main Coal Co., Gilfach Goch, Bridgend	Robert Snape	Enoch Jones	216	70	Coal, H & C
Dinas Main (or Britannic)	Gilfach Goch	Dinas Main Coal Co., Gilfach Goch, Bridgend	Robert Snape	Enoch Jones	312	85	Coal, S
Dinas (Steam)	Gilfach Goch	Dinas Steam Colliery Co. Ltd., Dinas, R.S.O.			0	2		Pumping only
Dowlais Cardiff	Abercynon, near Pontypridd	Dowlais Iron Co., Dowlais	Thomas Railton	Thomas Davies	70	151	Coal, S
Duffryn Main, "No. 1"	Neath	Main Colliery Co. Ltd., Neath	Richard Thomas	William Williams	310	79	Coal, S & M
Duffryn Rhondda	Port Talbot	Duffryn Rhondda Co. Ltd., Port Talbot	Fred E. Jacob	John Beaman	124	26	Coal, M
Dunraven	Treherbert	Earl of Dunraven, Estate Offices, Bridgend	John Roderick		5	3	Coal, S
Dunvant	Dunvant	Philip Richard, Swansea	John Davies	Richard Isaac	104	39	Coal, M, Fireclay
Dyfodwg	Pentre Rhondda	David Lewis, 29, Queen St., Ton Pentre, R.S.O.			2	1	Coal, H
Dyllas Drift and Level	Aberdare	Waynes Merthyr Co. Ltd., Gadlys, Aberdare	William Pugh	W.J. Pugh	161	24	Coal, S
Dynea	Treforest	Dynea Colliery Co., c/o Messrs. J.L. Smith & Co., Dock St., Newport, Mons.	Lewis Williams		16	1	Coal, H
Eaglesbush	Neath	Eaglesbush Hughes Vein Colliery Co. Ltd., Neath	A. Johnson	John E. Hughes	29	11	Coal, H & M
Eastern	Ton Pentre, R.S.O.	Ocean Coal Co. Ltd., Treorky, Glamorgan	Daniel Einon		8	24	Coal, S
Elba	Gowerton	Wright, Butler and Co. Ltd., Gowerton, near Swansea	John Jones		64	19	Coal, M
Emily (or Heolddu)	Llansamlet	A.H. Thomas, Llansamlet					Coal, H & M	Discontinued
Ferndale, "No. 1 Pit"	Ferndale	D. Davis and Sons Ltd., Ferndale	D.W. Thomas	Stephen Davies	854	85	Coal, S
Ferndale, "No. 2 Pit"	Ferndale	D. Davis and Sons Ltd., Ferndale	David Hannah	John Davies	606	68	Coal, S
Ferndale, "No. 3 Pit"	Pentre Rhondda, R.S.O.	D. Davis and Sons Ltd., Ferndale	David Davies	Morgan Davies	824	106	Coal, S
Ferndale, "No. 4 Pit"	Ferndale	D. Davis and Sons Ltd., Ferndale	David Hannah	William Griffiths	728	64	Coal, S
Ferndale, "No. 5 Pit"	Ferndale	D. Davis and Sons Ltd., Ferndale	D.W. Thomas	D.G. Bowen	762	91	Coal, S
Ferndale, "No. 6 Pit"	Tylorstown	D. Davis and Sons Ltd., Ferndale	John W. Evans	Horace Thompson	209	33	Coal, S
Ferndale, "No. 7 Pit"	Tylorstown	D. Davis and Sons Ltd., Ferndale	John W. Evans	John Jones	786	86	Coal, S
Ferndale, "No. 8 Pit"	Tylorstown	D. Davis and Sons Ltd., Ferndale	David Hannah	David Griffiths	548	67	Coal, S
Fernhill, "Nos. 1 & 2 Pits"	Treherbert	Geo. Watkinson and Sons Ltd., The Square, Halifax	D.R. Jones	D. Johnson, No. 1 Pit Jas. Phelps, No. 2 Pit	469	68	Coal, S
Fernhill Levels	Treherbert	Geo. Watkinson and Sons Ltd., The Square, Halifax	D.R. Jones	D.E. Jones	83	8	Coal, H
Ffaldau	Garw Valley	Ffaldau Collieries Co. Ltd., Exchange Buildings, Cardiff	Wm. Johnston	Thos. Rees	213	34	Coal, S & H
Fforchaman	Cwmamman	Powell Duffryn Steam Coal Co. Ltd., Aberaman, Aberdare	T.L. Davies	David Jones	555	71	Coal, S
Fochriw, "No 1"	Dowlais	Dowlais Iron Co., Dowlais	Thos. Bevan	Evan Williams	667	99	Coal, S
Fochriw, "No 2"	Dowlais	Dowlais Iron Co., Dowlais	Thos. Bevan	Thos. Roberts	656	99	Coal, S
Furnace Blwm	near Caerphilly	Cardiff and Caerphilly Brick Co., Caerphilly					Coal, M
Garngethin	Pontypridd	George Davies, Nant Garw, near Pontypridd					Coal, H	Idle since June 1894
Garncoch	Gowerton	Glasbrook Bros., Swansea	Chas. Richard	Wm. Thomas	52	53	Coal, S & M
Garth Merthyr	Maesteg	Garth Merthyr Colliery Co., Maesteg, Glamorgan	Jonah Davies	Thos. Lloyd	437	67	Coal, S & H
Garw	Blaengarw	Ocean Coal Co. Ltd., Treorky, Glamorgan	David Matthews		462	78	Coal, S
Garw Fechan	Pontycymmer	Samuel Llewellyn, Pontycymmer, R.S.O.	Thos. Evans		106	16	Coal, H
Garw Llantwit	Llangeinor	Wm. Boyle, Llangeinor, Bridgend					Coal, H & G	Discontinued
Gefyngelli	Llangeinor	Wagstaff, Lewis and Co., Llangeinor, Bridgend						Opening
Gelligaled	Ystrad Rhondda	Gellygaled No. 3 Colliery Co., Ystrad Rhondda					Coal, H	Reopening
Gellinedd	Pontardawe	Gellinedd Colliery Co., Pontardawe			10	7	Coal, M
Gelli Steam	Ystrad Rhondda	Cory Brothers and Co. Ltd., Cardiff	Wm. O'Conner	David Richards	478	100	Coal, S
Gelli, "No. 2"	Ystrad Rhondda	Cory Brothers and Co. Ltd., Cardiff	T. Salathiel	John Evans				Discontinued
Gelli, "No. 3"	Ystrad Rhondda	Cory Brothers and Co. Ltd., Cardiff	T. Salathiel	John Evans	114	13	Coal, H & C
Gelynog	Llantrisant	Gelynog Colliery Co., Cardiff					Coal, H
Gendros	Forest Fach	Gendros Coal Co., Forest Fach, Swansea			10	6	Coal, M
George Pit	Mountain Ash	Powell Duffryn Steam Coal Co. Ltd., Aberaman, Aberdare	Gwillym Jones	Isaac Thomas	353	66	Coal, S
Gilfach	Gilfach Goch	Glamorgan Coal Co. Ltd., Gilfach Goch, R.S.O.	Gomer Evans		224	63	Coal, H & C
Glan Nant	Bettws, near Bridgend	Bettws, near Bridgend					Coal, H	Discontinued
Glanywern	Llansamlet Lower	Howells and Rees, Halfway, Llansamlet, R.S.O.			46	13	Coal, M
Glyn	Tonyrefail	Glyn Colliery Co. Ltd., Tonyrefail, near Porth	Thos. Williams	Thos. Scurlock	232	34	Coal, H & M
Glyncastle	Resolven	Cory Brothers and Co. Ltd., Bute Docks, Cardiff	W. Waplington	Ed. Williams	201	51	Coal, A
Glyncymmer	Cymmer, Glyncorrwg	Robert Gibb, Tyr Eglwys, Glyncorrwg	John Thomas		52	9	Coal, S & M
Glyndyris	Merthyr	Crawshay Brothers, Cyfarthfa, Merthyr Tydvil	D.R. Morgan	John Jones	167	28	Coal, S
Glyn Gwyn	Mountain Ash	Nixon's Navigation Coal Co., Ltd., Mountain Ash	James Davies	Thos. Jones	112	5	Coal, H
Goiden	Gorseinon	John Williams, Penyrheol, Gorseinon Station			5	1	Coal, M
Goitre Bella	Dunvant	Wm. Thomas and Co., Dunvant, near Swansea			5	2	Coal, H & M
Gored Merthyr	Resolven	Edwards and Howell, Tonna, Neath			20	3	Cpoal, S
Gorseinon	Gorseinon	Glasbrook Bros., Swansea	Chas. Richard		379	69	Coal, S
Graigisha	Resolven	Melincourt Brick and Tile Co. Ltd., Resolven			6	0	Coal, M, Fireclay
Graig Level	Aberdare	Waynes Merthyr Co. Ltd., Gadlys, Aberdare	S.R. Hopkins		26	5	Coal, M & H, Fireclay
Graig Pit	Aberdare	Waynes Merthyr Co. Ltd., Gadlys, Aberdare	S.R. Hopkins		321	49	Coal, S
Graig-y-Tewgoed	Cwmavon, Port Talbot	Richd. and Ed. Daniel, Cwmavon, Port Talbot			2	1	Coal, H
Great Western, "No. 2 Pit"	Pontypridd	Great Western Colliery Co. Ltd., The Exchange, Bristol	William James	Morgan Thomas	425	50	Coal, S
Groeswen	Groeswen	Wm. Turner and Co., Mount Stuart Square, Cardiff	Wm. Ramsay		49	5	Coal, H
Gueret's Graigola	Clydach, near Swansea	L. Gueret, Cardiff	John D. Jones	Benj. Thomas	31	6	Coal, M
Gwaun-cae-Gurwen, "No. 1 or Old Pit"	Gwaun-cae-Gurwen	Gwaun-cae-Gurwen Colliery Co. Ltd., Parkgate, Rotherham	Joseph Hargreaves	Ed. Powell	330	110	Coal, A
Gwaun-cae-Gurwen, "No. 2 or New Pit"	Gwaun-cae-Gurwen	Gwaun-cae-Gurwen Colliery Co. Ltd., Parkgate, Rotherham	Joseph Hargreaves	Wm. Evans	485	130	Coal, A
Gwaunfarren	Merthyr Tydfil	Gwaunfarren Colliery Co., 21, Solomon St., Penydarren, Merthyr Tydfil			5	1	Coal, H
Gwern	Llansamlet	Gwern Collieries Ltd., Llansamlet, near Swansea	Thomas Limb		13	17	Coal, M	Reopening
Hafod	Hafod, near Pontypridd	Lewis' Merthyr Coal Co. Ltd., Hafod, near Pontypridd	Thomas Richards	Henry Abraham	520	79	Coal, S
Hendreforgan	Gwys	Gwaun-cae-Gurwen Colliery Co. Ltd., Park Gate, Rotherham	Daniel Meredith		386	103	Coal, A
Hetty Pit	Pontypridd	Great Western Colliery Co. Ltd., The Exchange, Bristol	William James	Morgan Thomas	878	192	Coal, S
International	Blaengarw	International Coal Co. Ltd., Blaengarw, or Mount Stuart Sq., Cardiff	James Picton	Llewelyn Morgan	889	126	Coal, S & H
Kilhepste and Bwa Maen	Glyn Neath	Vale of Neath Dinas Firebrick and Cement Co. Ltd., Neath			3	11	Gannister
Lady Margaret Pit	Treherbert	Marquess of Bute, Cardiff	W. Henry		153	25	Coal, S & H
Lady Windsor	Ynysybwl	Ocean Coal Co. Ltd., Treorky, Glamorgan	Edward Jones	Dd. Edwards	1010	131	Coal, S
Llancaiach, "No. 1 Level"	Llancaiach	Llancaiach Collieries Co. Ltd., Nelson, Treharris, R.S.O.	W. Coslett Beddoe		104	16	Coal, H
Llanerch Slant	Foxhole, Swansea	Foxhole Collieries Ltd., Eagle Chambers, Adelaide St., Swansea	William Davies		153	32	Coal, H & M
Llanmorlais	Llanmorlais, Gower	Llanmorlais Colliery Co. Ltd., Wind St., Swansea	Geo. E. Gordon	David Jones	102	22	Coal, H & M
Llantwit Merthyr	near Neath	Llantwit Merthyr Colliery Co., Briton Ferry	J.E.R. Thomas	Rogert Howells	24	4	Coal, M	J.E.R. Thomas, Neath, Receiver
Llantwit Red Ash	Llantwit Vardre, Pontypridd	Llantwit Red Ash Coal Co., Llantwit Verdre, near Pontypridd	S. Hollister		31	12	Coal, H & G
Llantwit Wallsend	Llantrisant	Ed. James and Co., 116, Exchange, Cardiff	Dd. P. Thomas		12	11	Coal, H
Llest	Pontyrhyl, Garw Valley	Llest Coal Co. Ltd., Guildhall Chambers, Cardiff	Thos. Rees	Thos. Lougher	127	27	Coal, H
Llest Llantwit	Llantwit Vardre	Coles and Williams, New Town, Llantwit Vardre			5	2	Coal, H
Lletty Shenkin	Cwmbach	Burnyeat, Brown and Co. Ltd., Bute Crescent, Cardiff	Thos. Braithwaite	John B. John	350	66	Coal, S
Llwyncelin	Hafod, near Pontypridd	Lewis Merthyr Coal Co. Ltd., Hafod, near Pontypridd	Thomas Richards	Morgan Williams			Coal, H & C	Not working since April 1895
Llwyncelyn (or Cwm)	Llansamlet	Thomas Howells and Co., Cwm Terrace, Llansamlet			7	2	Coal, H
Llwyndu	Glais, Swansea Valley	Llwyndu Brick Co., Glais, near Swansea	Thos. Evans		29	7	Coal, M, Fireclay
Llwynypia, "No. 3, House Coal Pit"	Llwynypia	Glamorgan Coal Co. Ltd., Llwynypia, Glam.	Daniel Evans	A.J. Anderson	324	118	Coal, C & H, Fireclay
Llwynypia, "No. 1, Steam Coal Pit"	Llwynypia	Glamorgan Coal Co. Ltd., Llwynypia, Glam.	Daniel Evans	Morgan R. Heycock	906	52	Coal, S
Llwynypia, "No. 2, Steam Coal Pit"	Llwynypia	Glamorgan Coal Co. Ltd., Llwynypia, Glam.	Daniel Evans	David Morgan	671	29	Coal, S
Llwynypia, "No. 6, Steam Coal Pit"	Llwynypia	Glamorgan Coal Co. Ltd., Llwynypia, Glam.	Daniel Evans	D.J. Griffiths	178	35	Coal, S
Llynfi Valley	Llangonoyd, near Bridgend	Oliver H. Thomas, Neath	W.H. Plummer	Wm. Thomas	73	14	Coal, H & C
Lower Duffryn (Middle Pit)	Mountain Ash	Powell Duffryn Steam Coal Co., Aberaman, Aberdare	Gwillyn Jones	Wm. Rees	766	94	Coal, H & C
Maesteg Deep	Maesteg	North's Navigation Collieries (1889) Ltd., Tondu, Bridgend	Davies Davis		133	23	Coal, H & C
Maesteg Merthyr	Maesteg	Maesteg Merthyr Colliery Co., Maesteg, near Bridgend	David Evans		321	70	Coal, S & H
Maindy	Ton Pentre, R.S.O.	Ocean Coal Co. Ltd., Treorky, Glamorgan	John D. Thomas	Ed. Edwards	1030	125	Coal, S
Mardy, "No. 1"	Mardy, near Pontypridd	Locket's Merthyr Steam Coal Co. Ltd., Post Office Chambers, Cardiff	James Miles	Wm. Roberts	360	51	Coal, S
Mardy, "No. 2"	Mardy, near Pontypridd	Locket's Merthyr Steam Coal Co. Ltd., Post Office Chambers, Cardiff	James Miles	Taliesen E. Richards	744	107	Coal, S
Mardy, "No. 3"	Mardy, near Pontypridd	Locket's Merthyr Steam Coal Co. Ltd., Post Office Chambers, Cardiff	James Miles	Wm. Davies	187	38	Coal, S
Marine	near Neath	Marine Coal Co., Adelaide Chambers, Swansea	J.E.R. Thomas				Coal, M	Not working in 1896
Maritime (Pit and Level)	Pontypridd	Great Western Colliery Co. Ltd., The Exchange, Bristol	W.M. Jones	Thos. Phillips	276	52	Coal, S & H, Fireclay
Meiros	Llanharran, near Pontyclown	The Gas Coal Collieries Ltd., 29, St. Mary St., Cardiff	T.H. Hopkins		278	36	Coal, H & G
Mercantile, "No. 1 (or Fforchdwm)"	Cymmer, Glyncorrwg	Powley, Thomas, & Co., Cardiff	W.J. Barnes		2	1	Coal, M	Not working in 1896
Mercantile, "No. 2 (or Nantybar)"	Cymmer, Glyncorrwg	Powley, Thomas, & Co., Cardiff	W.J. Barnes				Coal, M	Not working in 1896
Merthyr Vale, "No. 1"	Merthyr Vale	Nixon's Navigation Coal Co. Ltd., Mountain Ash	Thomas Williams	Wm. Lewis	1145	233	Coal, S
Merthyr Vale, "No. 2"	Merthyr Vale	Nixon's Navigation Coal Co. Ltd., Mountain Ash	Thomas Williams	Wm. Lewis	857	233	Coal, S
Middle Duffryn	Mountain Ash	Powell Duffryn Steam Coal Co. Ltd., Aberaman, Aberdare						Pumping and upcast pit
Moody's Graigola	Clydach, Swansea	Moody Bros. and Co., Clydach, Swansea	Mark Littlewood	John Davies	29	8	Coal, M, Fireclay
Morfa	Port Talbot	Vivian and Sons, Port Talbot	Thomas Gray	Thos. Barras	261	64	Coal, M, H & C
Morlais Vale	Penclawdd	Morlais Vale Coal Co., Penclawdd, near Swansea			16	7	Coal, H & M
Mountain	Gorseinon	Thomas James and Co., Gorseinon	Thomas Jones		50	9	Coal, M & S
Mountain Levels	Merthyr	Crawshay Brothers, Cyfarthfa, Merthyr Tydvil	David Abraham	John Jones			Coal, S	Number of persons included in Glyndyris
Mynachdy	Ynysybwl	John Randell & Co., 34, Brunswick St., Swansea	D.P. Thomas				Coal, G	Not working in 1896
Mynydd-bach-y-glo	Cockett, near Swansea	Mynydd-bach-y-glo Colliery Co., 17, Adelaide St., Swansea	David Griffiths		12	2	Coal, H & M	Discontinued
Mynydd Newydd	near Swansea	Vivian and Sons, Hafod Copper Works, Swansea	Wm. Mort	John Harris	252	59	Coal, M
Nantmelyn Graig	Aberdare	Humphrys and Griffiths, Trecynon, Aberdare	Rees Roderick	Wm. Humphry	50	11	Coal, H
Nantwen	Gelligaer	Dowlais Iron Co., Dowlais	John Bevan	William Williams	290	27	Coal, M
Nant-y-brynna		Wm. Thomas, Tir Hugh, Taff's Well, Cardiff					Coal, H
National, "Nos. 1 & 2 Pits"	Wattstown, near Pontypridd	David Lewis	Wm. Meredith		968	124	Coal, S
Naval, "No. 1 or Ely Pit"	Pen-y-graig	Naval Colliery Co. Ltd., Exchange Buildings, Cardiff	Tom Evans	A.T. Jenkins	616	83	Coal, S
Naval, "No. 2 or Pandy Pit"	Pen-y-graig	Naval Colliery Co. Ltd., Exchange Buildings, Cardiff	Tom Evans	Matt. Evans	604	95	Coal, S
Naval, "No. 3 or Nantgwyn Pit""	Pen-y-graig	Naval Colliery Co. Ltd., Exchange Buildings, Cardiff	Tom Evans	T. Phillips	380	77	Coal, S
Navigation	Mountain Ash	Nixon's Navigation Coal Co. Ltd., Mountain Ash	James Davies	David Morgan	1187	371	Coal, S
Newbridge Rhondda	Pontypridd	Crawshay Brothers, Cyfarthfa, Merthyr Tydvil	Matthew Truran	Llewellyn Thomas	428	61	Coal, S & H
New Forest	near Neath	John Brothers, Neath	David Davies		54	4	Coal, M
New Pit, Gadlys	Aberdare	Waynes Merthyr Co. Ltd., Gadlys, Aberdare	S.R. Hopkins		210	35	Coal, S
New Primrose	Pontardawe	South Wales Primrose Coal Co. Ltd., Pontardawe	John G. Evans		247	60	Coal, S & M
North Dunraven Levels	Treherbert	Geo. Watkinson and Sons Ltd., The Square, Halifax	D.R. Jones	D.E. Jones	181	17	Coal, S
No. 9 Level	Maesteg	North's Navigation Collieries (1889) Ltd., Tondu, Bridgend	David Davies		299	54	Coal, M & C
Old Dinas	Cwm Clydach	E. Hammond and Co., Tonypandy			4	1	Coal, H & C	Abandoned, June 1896
Onllwyn	Onllwyn, near Neath	Griffith Thomas, 1, Gloucester Place, Swansea	David Davies		208	30	Coal, A
Pantycelin	Brynamman	John L. Thomas and Son, Brynamman, R.S.O.			21	9	Coal, A
Park	Llancaiach	Rd. Griffiths, Nelson, Treharris, R.S.O.	Richard Griffiths					Not worked in 1896
Park	Cwm Park, Treorky	Ocean Coal Co. Ltd., Treorky, Glamorgan	Thos. J. Williams		1075	125	Coal, S
Park Pit	Aberdare	Aberdare Works and Collieries Co., Aberdare	Rees Howells	Thomas landeg	126	17	Coal, S
Park Slip	Tondu, Bridgend	North's Navigation Collieries (1889) Ltd., Tondu, Bridgend	Thos. Twist	David Leyshon	210	58	Coal, H & C
Penlan	Penclawdd	Penlan Colliery Co. Ltd., Penclawdd	Geo. E. Gordon	Joseph Tanner	75	14	Coal, H & M
Penrikyber	Penrhiwceiber	Penrikyber Navigation Colliery Co. Ltd., Penrhiwceiber S.O., Glam.	William James	Ebenezer Morgan	1252	201	Coal, S
Pentre, "Upper and Lower Pits"	Ystrad Rhondda	Cory Bros. and Co. Ltd., Bute Docks, Cardiff	Caswallon Edmunds	Thos. Williams, Lower Pit Geo. Saunders, Upper Pit	996	129	Coal, S
Pentre	near Swansea	Vivian and Sons, Hafod Copper Works, Swansea	Morgan Matthews		51	20	Coal, M
Pentrebach Level	Merthyr Tydfil	Hills Plymouth Co. Ltd., Merthyr Tydfil	Wm. Williams Green	Alexander G. Wilson	18	3	Coal, S
Penyard Level	Merthyr Tydfil	Hills Plymouth Co. Ltd., Merthyr Tydfil	Wm. Williams Green	Alexander G. Wilson	7	0	Coal	Opening
Pentyrch (Llan Level)	Pentyrch	Owens and Watkins, Pentyrch Brickworks, near Cardiff			5	0	Coal, M, Fireclay
Penydarran, "Nos. 1 & 2"	Dowlais	Dowlaid Iron Co., Dowlais	John Henry Jones	William Davies	3	2		Discontinued working coal.
Penygraig, "Nos. 2 & 3"	Penygraig	Penygraig Coal Co., 5, Dock Chambers, Cardiff	Rees Davies		168	52	Coal, H & C
Plymouth Level	Merthyr Tydfil	Hills Plymouth Co. Ltd., Merthyr Tydfil	Wm. Williams Green		1	0		Opening
Pwllbach	Ystalyfera	Pwllbach Colliery Co., Ystalyfera	M.W. Davies	John Evans	71	12	Coal, A, Fireclay
Pwllfaron Drift	Glyn Neath	Morgan S. Williams, Aberpergwm, Glyn Neath	Danl. Rees	Wm. Rees	147	25	Coal, A
Pwllgwaun	Pontypridd	Phillips and Mogford, Pontypridd	George Cousins		27	4	Coal, H
Quarry Level	Dynevor, near Neath	Main Colliery Co. Ltd., Neath Abbey, Neath	Richd. Thomas		10	2	Coal, S
Rheola	Resolven	Cory Bros. and Co. Ltd., Bute Docks, Cardiff	W. Waplington	Edward Williams	187	50	Coal, S & H
Rhondda Merthyr	Treherbert	L. Gueret, Exchange Buildings, Cardiff	John Rosser	Abram Roberts	121	22	Coal, S
Rhydydefaid	Killay	Phillip Richard, Swansea	John Davies	Richd. Isaac	13	1	Coal, M
River Level Pit	Aberdare	Aberdare Works and Collieries Co., Aberdare	Rees Howells	Thomas Landeg	283	31	Coal, S
Saron Level	Merthyr	Hills' Plymouth Co. Ltd., Merthyr Tydvil	W.W. Green	S. Croucott	86	11	Coal, H
Seven Sisters	Seven Sisters, Neath	Evans and Bevan, Neath	John Rees		253	43	Coal, A
Sisters Pit	Llansamlet	Birchgrove Colliery Co., Exchange Buildings, Swansea	Walter Lewis					Pumping Shaft
South Cambria	Pentyrch, near Cardiff	South Cambria Collieries Syndicate Ltd., 48, Mount Stuart Sq., Cardiff	Ockwell Hawkins	Wm. John	40	43	Coal, H	Opening
South Duffryn, "Nos. 1 & 2 Pits"	Merthyr	Hills' Plymouth Co. Ltd., Merthyr Tydvil	Wm. Williams Green	William Thomas	938	134	Coal, S
South Duffryn Level	Merthyr	Hills' Plymouth Co. Ltd., Merthyr Tydvil	Wm. Williams Green	John Griffiths	8	0	Coal, S
South Rhondda	Llanharran	South Rhondda Colliery Co. Ltd., Westgate St., Cardiff	Wm. Williams		240	33	Coal, H & C
South Tunnel	Dowlais	Dowlais Iron Co., Dowlais	John Henry Jones	William Evans	515	84	Coal, S
Taff Llantwit	Llantwit Vardre	Taff Llantwit Colliery Co. Ltd., 112, The Exchange, Cardiff	David P. Thomas		55	17	Coal, H & G
Talyfrawe	Forest Fach, Swansea	Llewelyn Davies and Co., Forest Fach			19	5	Coal, M
Tewgoed	Cwmavon, Port Talbot	Robt. B. Byass and Co., Port Talbot			7	1	Coal, M, Fireclay
Tirfounder	Cwmbach	David Jones, White Horse, Cwmbach, Aberdare			29	3	Coal, H
Tophill	Llancaiach	T.G. Cartwright, Newport, Mon.	Ll. Watkins		47	8	Coal, H
Tower	Hirwaun, Aberdare	Marquess of Bute, Aberdare	Isaac H. Jones	Wm. Mathias	374	46	Coal, S
Tower Graig	Hirwaun, Aberdare	Wm. Williams, Bryncynon, Hirwaun	Wm. Williams				Coal, H & M, Fireclay	Discontinued
Trallwn	Llansamlet	Trallwn Colliery Co., Llansamlet, near Swansea			4	2	Coal, H
Treaman	Aberaman	Powell Duffryn Steam Coal Co. Ltd., Aberaman, Aberdare	Benj. Lewis	John White	261	32	Coal, S
Treany	Neath	J.B. Taylor, Penybryn, Neath			5	0	Coal, M, Fireclay
Trevor Pit	Hafod, near Pontypridd	Lewis' Merthyr Coal Co. Ltd., Hafod, near Pontypridd	Thomas Richards	Thos. Griffiths	644	110	Coal, H
Tunnel Pit	Aberdare	Aberdare Works and Collieries Co., Aberdare	John Evans	Richard Morgan	467	67	Coal, S
Tydraw	Llansamlet, Lower	Beddoe and Co., Bonymaen, near Swansea			28	2	Coal, H & M
Tydu (or Llantwit Rhondda)	Tongrefail	F.T. Macdonnell, 2, New Court, Carey's St., Lincoln's Inn, London	M.R. Rowlands				Coal, H	Discontinued
Tylacoch	Treorky	Marquess of Bute, Cardiff					Coal, S	Discontinued
Tymawr Pit	Pontypridd	Great Western Colliery Co. Ltd., The Exchange, Bristol	William James	Morgan Thomas	500	104	Coal, S
Tynewydd	Porth, Rhondda Valley	Troedyrhiw Coal Co., Porth, Pontypridd	Alf. L. Lewis	Watkin J. Thomas	87	21	Coal, S
Tynewydd	Tynewdd, Ogmore Vale	North's Navigation Collieries (1889) Ltd., Tondu, Bridgend	D. Simms Rees	John Bennett	159	45	Coal, H & C
Tynybedw	Pentre	Cory Brothers and Co. Ltd., Bute Docks, Cardiff	John Williams	Thos. Griffiths	514	56	Coal, S
Tynybedw House	Treorky	Tynybedw House Coal Co., Treorky			4	1	Coal, H
Tyra	Resolven	Cory Brothers and Co. Ltd., Bute Docks, Cardiff	W. Waplington	Ed. Williams	12	0	Coal, H, Fireclay
Tyrisha	Gorseinon	John Hughes and Co., Grovesend, Gorseinon			11	2	Coal, H & M
Universal	Senghenith, near Caerphilly	Universal Steam Coal Co. Ltd., Britannia Chambers, Bute Docks, Cardiff	Edward Shaw		92	144	Coal, S
Varteg	Ystradgynlais	Gwaun-cae-Gurwen Colliery Co. Ltd., Swansea	John Griffiths		103	35	Coal, A
Velinfran	Llansamlet	Velinfran Colliery Co. Ltd., Llansamlet					Coal, M & H	Discontinued during 1896
Victoria	Blaengarw	Blaengarw Colliery Co. Ltd., 3, Mount St., Swansea	William Hunter		84	8	Coal, H & C
Victoria (Llan)	Pontypridd	Victoria Bricks Works Co. Ltd., Pontypridd			14	2	Coal, H & M, Fireclay
Victoria	Cwmavon	John Allen, Penhyddwaelod, Port Talbot			3	0	Coal, H
Victoria Level	Garw Valley	Ffaldau Colliery Co. Ltd., Pontycymmer, near Bridgend	William Johnston		4	0	Coal, H
Voilart	Dunvant	Sutton and Co., Dunvant, near Swansea						Opening
Waunarlwydd	Waunarlwydd, near Swansea	Waunarlwydd Colliery Co., Gomerton			8	4	Coal, M & H
Waunceirch	Neath	Main Colliery Co. Ltd., Neath	Richard Thomas	Thos. Williams	30	2	Coal, H
Weigfawr	Cockett	Phillip Richard, Swansea	John Davies	John Harding	17	5	Coal, H & M
Werfa	Aberdare	James Evens and Co. Ltd., Bute Docks, Cardiff	William Thomas		560	103	Coal, S
Wernganol	Nelson	Lewis Thomas, Nelson, Treharris, R.S.O.			2	1	Coal, H
Werngored	Aberdylais, near Neath	Joshua Williams and Co. Ltd., Neath	Samuel Owen		23	1	Coal, M
Western	Nantymoel, Ogmore Vale	Ocean Coal Co. Ltd., Treorky, Glamorgan	John Owen	Wm. D. Williams	807	101	Coal, S
West Llantwit	Beddau, near Pontypridd	Horatio Nance and Co., 2, Dock Chambers, Cardiff	David P. Thomas		12	3	Coal, H
West Merthyr	Pontardulais	West Merthyr Steam Coal Co., Pontardulais			15	6	Coal, S	Opening
Windsor	Aber Valley	Windsor Colliery Co. Ltd., Cardiff	Thos. Griffiths					Sinking
Windsor Level	Aberdare	Aberdare Works and Collieries Co., Aberdare	Rees Howells	John Williams	169	4	Coal, S
Worcester	Forest Fach, near Swansea	Phillip Richard, Swansea	John Davies	John Harding	58	20	Coal, M & C, Fireclay
Wyndham, "Nos. 1 & 2"	Nantymoel, Ogmore Vale	North's Navigation Collieries (1889), Tondu, Bridgend	John Jones	John Davies	763	112	Coal, S & H
Ynysci	Ystradgynlais	Darran Coal Co., Ystradgynlais, Swansea Valley	Phillip Williams		42	7	Coal, A
Ynys Afan	Port Talbot	Ynysafan Colliery Co., Cwmavon, Port Talbot			4	1	Coal, H & M
Ynyshir	Ynyshir, Rhondda Fach	Ynyshir Steam Coal Co., Ynyshir, near Pontypridd	John Thomas	Lewis Hughes	635	105	Coal, S
Ynyshir House	Ynyshir, Rhondda Fach	Thomas Jones, Maindy House, Ynyshir, near Pontypridd	Wm. Rosser		44	6	Coal, H & C
Ynysyfaio, "Nos. 1 & 2"	Treherbert	Troedrhyw Coal Co., 12, Bute Crescent, Cardiff	Alf. L. Lewis	Thos. Rees	656	73	Coal, S
Ystrad Mynach	Ystrad Mynach	Thomas Morgan, Ystrad Mynach	Thomas Morgan		24	5	Coal, H
			Total		73528	12290