BloodCenter of Wisconsin will hold a blood drive Friday from 10am to 2pm at the Juneau County Courthouse in Mauston. It is open to the public. Anyone 17 or older who is in general good health and meets eligibility requirements is encouraged to donate blood. Appointments are preferred, but walk-in donors are also welcome. Parental consent is required for 16-year-olds to donate. The entire process takes about an hour. Donors should bring a photo ID that includes birth date. To make an appointment, go online to bcw.edu/juneaucounty.