| Agency | Contact number |
|---|---|
| National Gas Emergency Service, if you suspect a gas leak | 0800 111 999 |
| NHS 111 Healthcare, for non-emergency medical issues | 111 |
| Police, for non-emergency situations | 101 |
| Environment Agency Floodline | 0845 988 1188 |
| Thames Water | 0845 9200 800 |
| UK Power Networks | 0800 31 63 105 or 0333 32 32 105 if calling from a mobile |
| Anti-terrorist hotline | 0800 789 321 |
For information on flood warnings, visit the Flood information service.
For air pollution, UV, pollen and temperature warnings, visit UK Air.