Update 12/28 9:30AM CST: Mayo Clinic Laboratories has received the majority of the outstanding shipments that were delayed due to the recent winter weather event. Our Logistics team is working diligently to facilitate the transport of any outstanding shipments. Once the samples arrive, staff will help process and evaluate the samples for specimen integrity. Any necessary cancelations will be sent through your preferred notification method.

Update 12/26/22 12:30PM CST: Mayo Clinic Laboratories has experienced delays in work arriving to our facilities due to the recent winter weather across the U.S. and altered holiday schedules with our logistics partners. 

We are anticipating higher arrival volumes on Tuesday and will be processing work per normal protocols with additional staffing. Work arriving outside of specimen stability will be triaged and any necessary cancelations will be sent through your preferred notification method.

Update 12/24/22 12PM CST: Mayo Clinic Laboratories is receiving a portion of outstanding work and is fully operational. There continues to be some work in the logistics network we are monitoring and are making adjustments to get the samples to Rochester. 

Update 12/23/22 3PM CST: Due to service disruption at FedEx’s Memphis hub, couriers and clients who self-ship should avoid shipping with FedEx on Saturday, Dec. 24, for both Mayo Clinic Laboratories’ Rochester and Jacksonville campuses.

Update 12/21/22 12PM CST: We are currently monitoring Winter Storm Elliot and its potential impact on our operations.

Due to the Christmas and New Year's holiday's (recognized on Sunday, December 25th, and Sunday, January 1st ), Mayo Clinic Laboratories' specimen pickup and delivery schedules will be altered. To ensure that your specimen vitality and turnaround times are not affected, plan ahead and note:

Courier/Carrier schedules for the Christmas and New Year’s holiday are as follows:

• FedEx and UPS shipments tendered on Friday, Dec 23 & Dec 30 are scheduled to arrive on Saturday, Dec 24 & Dec 31.
• FedEx and UPS shipments tendered on Saturday, Dec 24 & Dec 31 for both MCL- RST & MCL- JAX will not be delivered until Tuesday, Dec 27 & Jan 3.  FedEx will be closed on Sunday & Monday of each weekend. Because of the long duration between tender and arrival (72 hours). MCL suggests the following:
  • If available, use Delta Airlines only as an alternative. Please consult with your Global Logistics Specialist for details.
  • MCL JAX will be closed from 1300 on Saturday, Dec 24 to 0730 Tuesday, Dec 27. And again, Saturday, Dec 31 to Jan 2. Any samples for JAX shipping Delta should be sent to MCL RST
  • For those locations that can only ship via FedEx & UPS. Hold all frozen samples at client’s site and send only Refrigerant and Ambient samples.
• Mayo Couriers will not make pickups on Sunday, Dec 25 & Jan 1 nor on Monday, Dec 26 & Jan 2 unless pre-arranged. Please consult with your Global Logistics Specialist.
• FedEx and UPS will not make pickups or deliveries on Monday, Dec 26 & Jan 2.
• Normal courier pickups will resume Tuesday Dec 27 & Jan 3.