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Be part of our educational efforts

The Hydrographic Society of America (THSOA) is a 501(c)3 non-profit organization committed to promoting education in hydrography, inshore surveying, inland waters surveying, offshore surveying, positioning and mapping/charting, including related earth sciences.                                                                                                                                                                                LEARN MORE

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member benefits

  • Discounts at local THSOA sponsored events
  • One year subscription to Hydro International Magazine.
  • One year subscription to xyHt Magazine.
  • Corporate members receive discounts at THSOA conferences and free employment opportunity advertisements.

Upcoming events

Scholarship information

THSOA National, the Houston Chapter & Southeast Chapter are each offering scholarships to full-time students seeking a two-year, 4-year or graduate degree in Hydrographic Surveying or other related fields. Nine scholarships will be awarded this year.


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