- Type: River
- Length: 600 miles
- Geographic Area: Nan Angmar
A small unnavigable river which flowed across central Angmar, the Anghiril (S."Iron-stream") joined the Anghir which emptied into the Ice Bay of Forochel several hundred miles away. The waters of the Anghiril flowed a rusty red color and were not safe to drink.
- Original name in MERP: Angsîril
- MERP #2005: Arnor
- MERP #2018: Angmar
- MERP #2300: Angmar, Land of the Witch King