Join the Great Lakes Observing System
You have a stake in GLOS
GLOS is leading the way for coordinating data technologies and services across the region with the help of valuable contributions from our members. GLOS members represent a variety of data providers, data managers, and data users. They include government, academic, and non-governmental organizations, as well as private industry and individuals with expertise and interest in Great Lakes water resources. While each member has distinct interests, all are dedicated to and benefit from achieving the GLOS mission: to connect data users with data providers in ways that are supportive of policy and decision making.
To continue in our efforts we need your participation and encourage you to become a member of GLOS today.
| Membership Tier | Annual Dues | Member Benefits | Examples | |
| Associate Members | $300 (for-profit entities)$200 (non-profit organizations)$100 (individuals)
$50 (students)
*Includes 1 complimentary registration to the Annual Meeting |
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Click here to become a member of GLOS |
| Supporting Members | Based on organizational revenue:Under 500k: $1,000500k-2m: $2,000
Over 2m: $3,000
*Includes 2 complimentary registrations to the Annual Meeting |
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| Sustaining Members | Based on organizational revenue:Under 500k: $2,000500k-2m: $5,000
Over 2m: $10,000
*Includes 3 complimentary registrations to the Annual Meeting |
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| Affiliates | Available for government agencies that are prohibited from paying membership dues. | |||





