Linmas merupakan warga masyarakat yang disiapkan dan dibekali pengetahuan serta keterampilan untuk melaksanakan kegiatan penanganan bencana dan lain-lain.
DAFTAR LINMAS NAGARI KOTO ALAM
| NO | NAMA | ALAMAT | NO HP |
| 1 | Musnal Hendri | ||
| 2 | Ibnu Hajar | Koto Ranah | |
| 3 | Okta Mario Dinata | Simpang Tiga | |
| 4 | Kakani Unandar | Koto Tangah | |
| 5 | Chandra | Simpang Tiga | |
| 6 | Arifuni | ||
| 7 | Antoni (Sial) | Koto Tangah | |
| 8 | Muslim | Koto Ranah | |
| 9 | Jhon Heldi | ||
| 10 | Jamahir | Simpang Tiga | |
| 11 | Jaimaisar | ||
| 12 | Men Hendri | ||
| 13 | Wazirman | ||
| 14 | Hendri (Endai | ||
| 15 | Syarial | ||
| 16 | Edi | ||
| 17 | Jhon Hendri | ||
| 18 | Hengki Marsel | ||
| 19 | Helmi | Polong Duo | |
| 20 | Maskarni | ||
| 21 | Hendri (Sihen) | Polong Duo | |
| 22 | Zulkifli | ||
| 23 | Mardison | ||
| 24 | Firdaus. A | ||
| 25 | Tabroni | ||
| 26 | Antoni (anton Ide) | ||
| 27 | Wahyono | ||
| 28 | M.Ridwan Dt. Majo Bosa | Koto Ranah | |
| 29 | M. Nasir | ||
| 30 | Candra | ||
| 31 | Masri | ||