Piherarh
| Piherarh | |
|---|---|
| NASA WorldWind screenshot of Namonuito Atoll showing Piherarh's location | |
| Country | Federated States of Micronesia | 
| State | Chuuk State | 
| Area | |
| • Land | 0.5 km2 (0.2 sq mi) | 
| Population  (2010) | |
|  • Total | 227 | 
| Time zone | UTC+10 | 
Piherarh, also known as Pisaras, is the easternmost island of Namonuito Atoll and a municipality in the state of Chuuk, Federated States of Micronesia. Islets within the municipality include Wabonoru, Pielimal and Weltot.