California Animal Health & Food Safety Laboratory System


For information about the FDA Egg Safety Rule for producers with 3,000-49,000 laying hens, click here

View our new 2013 summary of backyard flock diseases.

The November issue of CAHFS CONNECTION is available. 

Unfortunately the CAHFS Toxicology section receives calls on a regular basis about possible malicious poisonings.


CAHFS role in One Health benefits Californians through our work on wildlife providing environmental monitoring and wildlife-domestic animal interface.


CAHFS is excited about providing services for our aquatic and aquaculture clients.


Drought can increase the risks of animal poisonings and nutritional imbalances. 



The California Animal Health and Food Safety (CAHFS) Laboratory System is the backbone of California's warning system that helps to protect the health of California's livestock and poultry.  CAHFS serves the people of California by safeguarding the public health with rapid and reliable diagnoses for animal diseases affecting humans. CAHFS operates in partnership with the CDFA, UC Davis, California, veterinarians, and livestock and poultry producers.


Correction to the SF Gate Backyard Chicken Article

Please note that the SF Gate Article, “Keeping the lead out of backyard eggs,” contains an error regarding the cost of lead testing at CAHFS.  The correct fee is $39.50, not $31.70.

Credit Cards Now Accepted

 CAHFS now accepts visa or mastercard. Please call (530) 752-4613 if you wish to pay for services by credit card.

Salmonella testing in pets

As part of the national investigation and pet food recall related to the Salmonella Infantis, CAHFS laboratory at all 4 locations can perform testing on feces or vomitus from affected or at risk pets at our standard rates. Pet food testing can also be performed at our Davis site. Information from CDC on the recall and testing is available for veterinarians at

CAHFS Connection

Check out CAHFS' monthly electronic newsletter, CAHFS CONNECTION

A special article on drought related poisonings and nutritional risks by Drs. Poppenga and Puschner is now available by clicking here

Holiday Schedule

CAHFS will be closed on Thursday, November 27, 2014 in observance of Thanksgiving and will be open from 8 am to 12 noon on Friday, November 28, 2014 as it is a University of California holiday.

Please contact your laboratory to plan your testing needs accordingly.


CAHFS is accredited by AAVLD. For copy of accreditation certificate, click here. For additional information on the CAHFS Quality Program, click here.
The Equine Analytical Chemistry Laboratory is also accredited by A2LA in accordance with ISO 17025:2005.
CAHFS Employees Click Here
530-752-4613 for pricing details.