Convert Picocuries per cubic metre to Nanobecquerels per cubic metre
Convert Picocuries per cubic metre (pCi/m³) to Nanobecquerels per cubic metre (nBq/m³) instantly and accurately.
Conversion Formula
nBq/m³ = pCi/m³ × 37000000
About Picocuries per cubic metre
The picocurie per cubic metre (pCi/m³) equals 3.7 × 10⁻² Bq/m³ = 37 mBq/m³. Used by the US EPA and NRC for outdoor air radioactivity; airborne ⁹⁰Sr and ¹³⁷Cs near nuclear facilities are reported in pCi/m³; NRC occupational derived air concentration (DAC) tables list values in pCi/m³. 1 pCi/m³ = 3.7 × 10⁻² Bq/m³.
About Nanobecquerels per cubic metre
The nanobecquerel per cubic metre (nBq/m³) equals 10⁻⁹ Bq/m³. Background ¹³⁷Cs in Northern Hemisphere air averages 10-100 nBq/m³ from post-Chernobyl and Fukushima residual deposition; ⁹⁰Sr near nuclear power plants is routinely monitored at nBq/m³ levels in air samples. 1 nBq/m³ = 10⁻⁹ Bq/m³ = 10⁻³ µBq/m³.
Quick Reference Table
| Picocuries per cubic metre (pCi/m³) | Nanobecquerels per cubic metre (nBq/m³) |
|---|---|
| 1 pCi/m³ | 37000000 nBq/m³ |
| 2 pCi/m³ | 74000000 nBq/m³ |
| 5 pCi/m³ | 185000000 nBq/m³ |
| 10 pCi/m³ | 370000000 nBq/m³ |
| 25 pCi/m³ | 925000000 nBq/m³ |
| 50 pCi/m³ | 1.85 × 109 nBq/m³ |
| 100 pCi/m³ | 3.7 × 109 nBq/m³ |