- Animal Control Services -
Dixon, Fairfield, Rio Vista, Suisun City and Vacaville
707-449-1700

Humane Animal Services (H.A.S.) is a non-profit organization contracted to provide investigative and response services for domestic and wild animals within the city limits of Dixon, Fairfield, Rio Vista, Suisun City and Vacaville.


Our mission is to protect the public and animals, and to prevent or investigate abuse, neglect and cruelty within the communities we serve. We resolve to promote a safe and harmonious environment for all species.


Our Services
  • Enforcement of state, county and city laws/ordinances pertaining to animals within contracted city limits.
  • Promote responsible pet ownership.
  • Investigate acts of animal abuse, neglect or mistreatment.
  • Work with community partners and public agencies to investigate, mediate when possible, and resolve issues involving animals, pet owners, and neighbors of pet owners.
  • Impound stray, abandoned, dangerous and unruly animals pursuant to laws and ordinances.
  • Seek emergency medical treatment for sick or injured stray animals.
  • Pick up deceased animals on private or public property.    (H.A.S. does not pick up owned animals).