There is a growing number of in-situ soil moisture networks typically run by universities or national and regional organisations. The following networks have thankfully shared their soil moisture measurements with the International Soil Moisture Network.

Name Country Stations Website more Information
AMMA Benin, Niger, Mali 7 http://amma-international.org/ more >>
ARM USA 25 http://www.arm.gov more >>
CALABRIA Italy 5 http://www.cfcalabria.it more >>
CAMPANIA Italy 2 http://www.regione.campania.it/ more >>
CHINA China 40 more >>
COSMOS USA, Germany, Switzerland, France, Brasil, Kenya 56 http://cosmos.hwr.arizona.edu/ more >>
FLUXNET-AMERIFLUX USA 2 http://www.fluxnet.ornl.gov/fluxnet/index.cfm more >>
FMI Finland 1 http://fmiarc.fmi.fi/ more >>
HSC_SELMACHEON Korea 1 http://www.hsc.re.kr more >>
HYDROL-NET_PERUGIA Italy 1 http://www.dica.unipg.it/DICA more >>
HYU_CHEONGMICHEON Korea 1 http://wrrsl.hanyang.ac.kr/html/introduction.htm more >>
ICN USA 19 http://www.isws.illinois.edu/warm
more>>
IIT_KANPUR India 1 http://www.iitk.ac.in
more >>
IOWA USA 6 more >>
MAQU China 20 more >>
MetEROBS Italy 1 http://mistrals.sedoo.fr/HyMeX/Plateform-search?datsId=532 more >>
MOL-RAO Germany 2 http://www.dwd.de/mol more >>
MONGOLIA Mongolia 44 more >>
OZNET Australia 52 http://www.oznet.org.au/ more >>
REMEDHUS
Spain
18
http://campus.usal.es/~hidrus/ more >>
RUSWET-AGRO Former Soviet Union 78
more >>
RUSWET-GRASS Former Soviet Union 122 more >>
RUSWET-VALDAI Former Soviet Union 3 more >>
SCAN USA 182 http://www.wcc.nrcs.usda.gov/scan/ more >>
SMOSMANIA France 21 http://www.hymex.org/ more >>
SNOTEL USA 381 http://www.wcc.nrcs.usda.gov/snow/ more >>
SWEX_POLAND Poland 6 more >>
UDC_SMOS Germany 11 http://www.geographie.uni-muenchen.de/department/fiona/forschung/projekte/index.php?projekt_id=103 more >>
UMBRIA Italy 19 http://www.cfumbria.it/
http://hydrology.irpi.cnr.it/
more >>
UMSUOL Italy 1 more >>
USDA-ARS USA 4 more >>
VAS Spain 3 http://nimbus.uv.es/ more>>