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Compensation 990 is an independent service that uses public IRS Form 990 filings as its source data. We clean and standardize this information, but the original filings may contain errors or omissions. Years on this site refer to the organization’s fiscal year end date on the filing.

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Employees International Association of Hydrological Sciences Charles A Onstad

Charles A Onstad

Chief Operating Officer at International Association of Hydrological Sciences

Fiscal year ended December 31, 2016. Published on January 24, 2026.

$0

2016

Total compensation

Charles A Onstad has been listed as an employee of International Association of Hydrological Sciences in Form 990 filings since at least fiscal year 2016.

Annual compensation details

$0

Chief Operating Officer

2016

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2016

Other employees at International Association of Hydrological Sciences

Christophe Cudennec

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January 24, 2026:

2016 International Association of Hydrological Sciences 990 published

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