Convert Millisieverts per hour to Nanograys per hour
Convert Millisieverts per hour (mSv/h) to Nanograys per hour (nGy/h) instantly and accurately.
Conversion Formula
nGy/h = mSv/h × 1000000
About Millisieverts per hour
The millisievert per hour (mSv/h) equals 1e-3 Sv/h = 1e-3 Gy/h for photon radiation. Standard field survey unit in radiation protection: nuclear power plant boundary limits are stated in mSv/h; NRC and IAEA emergency alert levels for the public begin at 1 mSv/h; portable radiation survey instruments have a dedicated mSv/h range. 1 mSv/h = 1 mGy/h for photons.
About Nanograys per hour
The nanogray per hour (nGy/h) equals 1e-9 Gy/h ≈ 2.78×10⁻¹³ Gy/s. Natural background cosmic-ray dose rates at sea level are 30-50 nGy/h; at aviation cruising altitude they rise to 3000-6000 nGy/h. IAEA environmental surveillance networks and national monitoring stations report ambient gamma dose rates in nGy/h. 1 nGy/h = 1e-9 Gy/h.
Quick Reference Table
| Millisieverts per hour (mSv/h) | Nanograys per hour (nGy/h) |
|---|---|
| 1 mSv/h | 1000000 nGy/h |
| 2 mSv/h | 2000000 nGy/h |
| 5 mSv/h | 5000000 nGy/h |
| 10 mSv/h | 10000000 nGy/h |
| 25 mSv/h | 25000000 nGy/h |
| 50 mSv/h | 50000000 nGy/h |
| 100 mSv/h | 100000000 nGy/h |