These data are based on information voluntarily reported by state health officials to CDC. West Nile Virus(WNV) infection was determined by laboratory testing. Case locations are based on the county of residence (or county equivalent) of the patient, not the medical facility location. Note that the map includes all areas of positive (confirmed or probable) WNV results, but not necessarily all areas with submitted samples or no reports.
| Note: These data are provisional and may be revised or adjusted in the future |
| Adams County | 4 |
| Denver County | 1 |
| El Paso County | 1 |
| Jefferson County | 2 |
| Logan County | 1 |
| Prowers County | 1 |
| Pueblo County | 1 |
| Washington County | 1 |
| Weld County | 1 |
| Cumulative Report Maps for the year 2002, Colorado | |||
| Cumulative Bird | Cumulative Veterinary | Cumulative Mosquito | Cumulative Sentinel Flock |
Colorado Department of Public Health and Environment