US Army Corps of Engineers (USACE), Texas General Land Office (GLO), Texas Water Development Board (TWDB) and in collaboration and following the standards of the National Oceanic and Atmospheric Administration (NOAA).
Attribution 4.0 International http://creativecommons.org/licenses/by/4.0/
Conrad Blucher Institute. 2021. FM 521 Site Visit Report, 2012. Corpus Christi: Texas A&M University-Corpus Christi.