1. Hawaiʻi visitor statistics data set: 2013;State of Hawaiʻi;State Hawaiʻi Dep. Bus.,2013
2. Oʻahu underground injection control permit GIS data. Department of Health Safe Drinking Water Branch;State of Hawaiʻi,2013
3. Hawaii Administrative Rules, Title 11, Chapter 62;2016 State of Hawaiʻi,2016
4. Hawaiʻi statewide GIS program;State of Hawaiʻi Office of Planning;State Hawaiʻi Off. Plan.,2014