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Marine Safety Information Data Pilot Project

The U.S. Coast Guard Navigation Center (NAVCEN) Marine Safety Information data service is a pilot project to provide data to the public. Although the data has been processed successfully, no warranty expressed or implied is made regarding the accuracy or utility of the data on any other system for general or scientific purposes, nor shall the act of distribution constitute any such warranty. This disclaimer applies both to individual use of the data and aggregate use with other data. We urge you to pay careful attention to the contents of any metadata file associated with these data sets and to the compilation process and limitations described therein. The Coast Guard shall not be held liable for improper or incorrect use of the data described and/or contained herein.

NAVCEN reserves the right to update data on this web site without notification as new information becomes available.

Users should use caution when overlaying other data sets and should not make legally binding decisions from this data as these data sets are subject to change. Feedback would be appreciated in products derived from these data sets or how the data could be better populated. Any person using the information presented here should fully understand the data collection and compilation process before beginning their analysis/use. The burden of determining fitness for use lies with the user.        

To avoid the risk of misinterpretation, invalid results, and erroneous conclusions, users must consider collection methodology, currency of data, and any other conditions specific to every data element and each dataset as a whole. Potential users are advised to consult with NAVCEN to gain an understanding of the inherent limitations of these data sets and its scope of inference. Also, the user must be aware that errors and conditions originating from physical sources involved in developing a dataset may be reflected in the data and that the digital processing performed during preparation, storage, and transmission of the data set may have exacerbated such errors and/or introduced additional ones.

Marine Safety Information Data Files

*** NOTE: "Waterway Name" field will be added to the Week LNM XML file on May 26th, 2016

Weekly Updates To Light Lists (xml)