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NTN Contacts

Program Office

Mailing Address for all Program Office Staff

NADP Program Office
Illinois State Water Survey
2204 Griffith Drive
Champaign, IL 61820-7495

Program Information

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Program Coordinator
217-333-7871

New Site Requests


217-244-2838

Data/Web Page Information

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Database Manager
217-333-9008

Quality Assurance Information

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QA Manager
217-244-6413

Technical/Database Information

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Database Manager
217-333-9008

Budgets/Billings


217-333-0887
217-333-1708 (FAX)

Central Analytical Laboratory

Mailing Address for all Central Analytical Laboratory Staff:

NADP Central Analytical Laboratory
Illinois State Water Survey
2204 Griffith Drive
Champaign, IL 61820-7495

Laboratory Director


217-265-8512

Requests for Archive Samples

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217-244-0462
Researchers interested in analyzing archived NADP samples should view the archive sample policy

NTN Site Operations and Equipment:

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Christopher Lehmann,
CAL Director
217-265-8512
1-800-952-7353 (toll-free)