Assessment of the resource base for engineered geothermal systems in Great Britain

Geothermal Energy

Science – Society – Technology

Table 3 Tabulation of technical potential power by British region, depth slice and temperature range

	Scotland	NE England	NW England	York & Humb	East Mids	West Mids	Wales	E England	London	SE England	SW England
3.5 km depth Temp °C
150	0	502	813	57	731	27	0	221	0	106	1413
200	0	0	0	0	0	0	0	0	0	0	0
250	0	0	0	0	0	0	0	0	0	0	0
300	0	0	0	0	0	0	0	0	0	0	0
4.5 km depth Temp °C
150	18,334	1802	2898	3053	4322	2595	3822	2105	185	3620	4716
200	0	436	265	77	213	0	0	0	0	0	1289
250	0	0	0	0	0	0	0	0	0	0	0
300	0	0	0	0	0	0	0	0	0	0	0
5.5 km depth Temp °C
150	23,158	1962	2722	2692	3557	3761	7398	6085	210	6484	5746
200	1738	878	1758	1998	2637	449	0	437	0	576	2698
250	0	77	21	0	76	0	0	0	0	0	804
300	0	0	0	0	0	0	0	0	0	0	0
6.5 km depth Temp °C
150	4204	262	986	270	1282	2081	3573	5180	0	3482	958
200	23,767	2438	3361	5421	5103	3127	4803	2623	234	4240	7269
250	1	789	1154	247	617	7	0	0	0	165	2733
300	0	57	14	0	51	0	0	0	0	0	371
Total	71,202	9203	13,992	13,815	18,589	12,047	19,596	16,651	629	18,673	27,997

British regions are shown in Figure 6. Power contents, in MW_e, are binned as ± 25 ˚C around the central temperature, i.e. power contents greater than or equal to 175 ˚C and less than 225 °C are binned as 200 °C. The technical potential power for Great Britain is 222,393 MW_e