| Gæddvn. | Innlandet, Norway | 7 | 3 | 4 | 2010-09-24 | |
| Gåstjønna | Nordland, Norway | 1 | 1 | 0 | 1989-09-13 | |
| Halsan | Trøndelag, Norway | 2 | 1 | 0 | 2010-09-20 | |
| Hammervatnet | Trøndelag, Norway | 1 | 1 | 0 | 1989-10-08 | |
| Hansbakkfjæra | Trøndelag, Norway | 9 | 3 | 0 | 2018-05-24 | |
| Harestuvannet | Akershus, Norway | 3 | 2 | 0 | 2004-09-01 | |
| Hattlestadbekken | Møre og Romsdal, Norway | 14 | 1 | 0 | 1998-06-03 | |
| Hauabakken | Nordland, Norway | 6 | 5 | 5 | 2010-09-16 | |
| haugland | Vestland, Norway | 1 | 1 | 0 | 2006-05-04 | |
| Haukalivatnet, sør | Rogaland, Norway | 1 | 1 | 0 | 2023-09-06 | |
| Haukvatnet | Trøndelag, Norway | 1 | 1 | 0 | 1989-09-22 | |
| Haukvatnet | Trøndelag, Norway | 1 | 1 | 0 | 2013-05-29 | |
| Haukås | Vestland, Norway | 6 | 5 | 5 | 2010-09-29 | |
| Haukåselva | Vestland, Norway | 1 | 1 | 0 | 2004-09-03 | |
| Hauskjevatnet | Rogaland, Norway | 1 | 1 | 0 | 1989-09-13 | |
| Havågsvatnet | Møre og Romsdal, Norway | 2 | 1 | 0 | 1995-05-24 | |
| Hegglandsvatnet | Vestland, Norway | 1 | 1 | 0 | 1993-06-02 | |
| helgeroa | Vestfold, Norway | 1 | 1 | 0 | 2002-09-16 | |
| Helgerød skole | Vestfold, Norway | 7 | 2 | 1 | 2010-09-23 | |
| Hellandsåna | Rogaland, Norway | 3 | 1 | 0 | 1995-05-23 | |
| Hjemmeoråde til skolen og elevene | Trøndelag, Norway | 10 | 6 | 0 | 2010-09-27 | |
| Hjørungavåg skule/ Uteområde | Møre og Romsdal, Norway | 1 | 1 | 0 | 2010-09-24 | |
| Hjørungdalsvatnet | Møre og Romsdal, Norway | 10 | 4 | 0 | 1993-06-11 | |
| Holeelva | Vestland, Norway | 1 | 1 | 0 | 1994-10-11 | |
| Holmfjord | Finnmark, Norway | 1 | 1 | 0 | 2012-10-02 | |
| Holterengabekken | Østfold, Norway | 1 | 1 | 0 | 1995-09-25 | |
| Holvikelva | Vestland, Norway | 1 | 1 | 0 | 1994-06-10 | |
| Homevannsbekken | Agder, Norway | 1 | 1 | 0 | 1993-10-27 | |
| Hopsvannet | Vestland, Norway | 1 | 1 | 0 | 2012-09-24 | |
| Hostadvatnet | Møre og Romsdal, Norway | 2 | 1 | 0 | 1993-06-16 | |
| Hovet | Telemark, Norway | 1 | 1 | 0 | 1993-10-05 | |
| Hugla-elvo | Vestland, Norway | 4 | 1 | 0 | 1995-06-14 | |
| Hugubekken | Innlandet, Norway | 1 | 1 | 0 | 1993-10-11 | |
| Hundetjønna | Agder, Norway | 1 | 1 | 0 | 2013-09-25 | |
| Hundremeterskogen | Innlandet, Norway | 5 | 3 | 3 | 2010-09-20 | |
| hundvåg | Rogaland, Norway | 2 | 2 | 1 | 2010-09-14 | |
| Husavatnet | Vestland, Norway | 3 | 2 | 0 | 1993-06-04 | |
| Hustredalsbekken | Vestland, Norway | 2 | 1 | 0 | 1995-06-01 | |
| Hydro Rolling Mill | Vestfold, Norway | 4 | 3 | 0 | 2010-09-28 | |
| Hyllibekken | Østfold, Norway | 1 | 1 | 0 | 2013-09-13 | |
| Hytteområde i Austefjorden | Vestland, Norway | 1 | 1 | 0 | 2007-06-07 | |
| Hønsivegen 27 | Vestland, Norway | 3 | 3 | 2 | 2018-10-19 | |
| Høvikodden | Akershus, Norway | 24 | 6 | 23 | 2010-09-17 | |
| Høylandsåna | Rogaland, Norway | 1 | 1 | 0 | 1997-09-07 | |
| Håkonshella | Vestland, Norway | 1 | 1 | 0 | 2020-06-08 | |
| Håkonshella | Vestland, Norway | 1 | 1 | 0 | 2013-05-16 | |
| Håkonshella - Pollen | Vestland, Norway | 1 | 1 | 1 | 2014-06-10 | |
| Håkonshellapollen | Vestland, Norway | 5 | 1 | 5 | 2020-06-11 | |
| Ibestadvatnet | Troms, Norway | 4 | 2 | 0 | 1992-06-17 | |
| Ifjord (Skogfred) | Finnmark, Norway | 2 | 2 | 0 | 2010-07-01 | |
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