Mapping the low enthalpy geothermal potential of shallow Quaternary aquifers in Finland

Geothermal Energy

Science – Society – Technology

Table 2 Selected groundwater areas ranked according to the amount of heat ( G ) exploitable

Groundwater area code	Groundwater area name	Municipality	Land use of the groundwater area	Amount of heat (G) (kW)	Amount of heat (G) kW/ha	Rank number
0439801	Lahti	Lahti	Urban	1,960.44	1.08	1
1014503	Koskenkorva	Ilmajoki	Urban	798.53	4.07	2
0439801	Lahti	Lahti	Industrial	733.25	1.08	3
0161251 A	Porvoo	Porvoo	Urban	717.97	4.32	4
0185803	Rusutjärvi	Tuusula	Urban	698.40	4.93	5
11244001	Kempeleenharju	Kempele	Urban	670.40	0.38	6
0110651	Hyvinkää	Hyvinkää	Urban	502.91	0.55	7
0517351 A	Joutsenonkangas	Lappeenranta	Urban	467.25	0.87	8
1153503	Hitura*	Nivala	Industrial	437.50		9
0260903	Karjaranta*	Pori	Urban	437.50		10
0406101	Vieremä	Forssa	Urban	437.18	2.17	11
1269802	Kolpene	Rovaniemi	Urban	414.62	1.44	12
0498051	Ylöjärvenharju	Ylöjärvi	Urban	394.14	1.15	13
0142851	Tytyri*	Lohja	Industrial	364.58		14
0540501 A	Huhtiniemi	Lappeenranta	Urban	353.73	0.78	15
0142851 B	Lohjanharju	Lohja	Urban	346.94	0.47	16
0109201	Valkealähde	Vantaa	Industrial	342.71	0.90	17
0453252 A	Nastonharju-Uusikylä	Nastola	Urban	338.04	0.69	18
0977401	Mutapohja	Äänekoski	Urban	322.98	5.76	19
0409852	Salpakangas	Hollola	Urban	313.75	0.82	20
0285301	Kupittaa*	Turku	Urban	102.08		100
0431601 A	Järvelä 1	Kärkölä	Urban	54.64	0.69	200
1054551	Horonkylä	Teuva	Urban	33.12	0.58	300
0250302	Tursunperä	Mynämäki	Urban	22.30	0.52	400
0214302	Heinistö	Ikaalinen	Urban	16.12	0.39	500

The 20 areas with the largest groundwater heating energy potential, as well as the areas ranked 100th, 200th, 300th, 400th and 500th in potential. The code and name along with the land use of the groundwater area and the name of the municipality are presented. *Denotes a point-sized groundwater area.