A firm’s primary data centre is the site from which it normally trades; its disaster-recovery site is a second site, far enough away not to share the primary’s likely disasters, from which the firm can resume trading when the primary is lost.
| Candidate recovery site | From Secaucus NY5 (km) | Outside a 100 km hazard radius |
|---|---|---|
| Secaucus NY4 (same campus) | 0.3 | no |
| Carteret | 26.0 | no |
| Mahwah | 34.2 | no |
| Aurora | 1 191.1 | yes |
nw_dr.separations().