No, it is not illegal to spread human ashes in Oregon. A property owner could sue you if you do not ask permission to spread the human ashes on their property though.
No
Poo
How can you spread your own ashes? ... Just messin any way due to Federal health regulations it IS illegal to spread ashes within tree nautical miles of land however WITH PERMISSION you may spread them on private property in national parks and of course your own property.
Check with the county where you want the ashes to be spread. Disposal of human remains (including cremains) is governed by county and city ordinances.
Not on the Nevada side.
If you are referring to spreading of cremated remains: It depends on which state you are looking to spread in. In California, to spread ashes in the ocean it must be done 500 yards off shore. One cannot spread ashes themselves off of a bridge, pier or dock. On private land the land owner must give written permission. Some cemeteries offer scattering gardens for one to do the scattering themselves. There are companies that will scatter ashes for you by aircraft or boat, just to name a few options. Here in California ashes can be spread in the Pacific or Bay waters or on land.
She was cremated, and her ashes were spread in the Vienna Woods.
Pretty much anywhere you like, provided it is outdoors and on public property. Rivers and lakes are popular areas for the scattering of ashes.
He is not buried. He was cremated and his ashes scattered over the Rocky Mountains
rocks or ashes.
James was cremated and his ashes were spread over in Ireland.