Certified labs near San Luis Obispo, California

12 rows

San Luis Obispo, California · (805) 595-1080

4 mi away

San Luis Obispo, California · (805) 781-5507

4 mi away

San Luis Obispo, California · (805) 783-2940

4 mi away

Santa Maria, California · (805) 922-4772

33 mi away

Lompoc, California · (805) 737-7300

49 mi away

Kettleman City, California · (559) 386-6138

65 mi away

Bakersfield, California · (661) 327-0671

81 mi away

Tulare, California · (559) 686-2070

96 mi away

Bakersfield, California · (661) 327-4911

99 mi away

Bakersfield, California · (661) 395-0539

99 mi away

Visalia, California · (559) 734-9473

106 mi away

Santa Paula, California · (805) 392-2000

108 mi away

Official lab list for California

Recommended tests

  • Every year: bacteria (total coliform and E. coli), nitrate, pH and total dissolved solids — CDC

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Many labs accept mailed samples, so a lab a few hours away may still work for you.