Training and Resources

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All umpires are strongly encouraged to attend clinics annually. We also strongly encourage all managers and coaches to attend these clinics as well.


  • February 17 – March 10, 2023: West Region Virtual Umpire Rules Clinic
    • 4 consecutive Fridays (live online webinar)
  • February 26, 2023: District 4 Umpire Field Mechanics Clinic.
    • 8:30am – 3pm Martinez LL 
  • March 1: NOLL/SOLL Junior Umpire Clinic (12-13 year olds and all new junior umpires)
    • 6-8pm TBD – stay tuned for location and registration link
  • March 2: NOLL/SOLL Junior Umpire Clinic (14 and up)
    • 6-8pm TBD – stay tuned for location and registration link
  • March 5: NOLL/SOLL Field Mechanics Clinic 1
    • 9-11:30 TBD – stay tuned for location and registration link
  • March 19: NOLL SOLL Field Mechanics Clinic 2
    • 9-11:30 TBD – stay tuned for location and registration link

Additional Training Opportunities

If you are interested in attending a clinic in San Bernadino, NOLL/SOLL has a few scholarships available.

CA District 4 Umpire Information

For general information about California D4 umpires visit the D4 site. You can also find links to D4 recorded rules clinics here.

Western Region Umpire Information

Little League Western Region Headquarters is located in San Bernadino, CA. Umpire clinics and camps held at West Region are fantastic training opportunities. Click here for General Information and Training opportunities.

West Region 2022 Virtual Rules Clinic Videos

Little League International Umpire Resources

All umpires are encouraged to register for the Little League Umpire Registry. It is free and there is a wealth of information designed to make you a better umpire. For general information about Little League umpires visit the Little League site.

NOLL/SOLL Umpires Google Group

We have a discussion forum for talking about rules, mechanics, interesting plays, etc, and other issues and finding game assignment replacements. In order to join, go to NOLL/SOLL Little League Umpires Google Group and ask to join the group. All NOLL/SOLL umpires are encouraged to join. Note: This forum does not replace the Sportability game scheduling and assignment website for requesting game assignments.