UNAVCO is a non-profit consortium of Universities that coordinates the collection and dissemination of geographic information. One of the data products that they provide for research and commercial use is a network of 375 real-time continuously operating reference stations (Real-Time CORS) spread throughout North America.
The 375 real-time CORS stations are a subset of the 1,324 PBO references stations and cover the California, Oregon and Washington fairly well:
Access to streams is available via the internet using standard NTRIP protocol at no charge by simply requesting an account via email from firstname.lastname@example.org.
Once you have User Name and a Password, you will probably be at a loss for how to use this resource in your everyday survey activities.
This application note might help you place the data into a reference frame that you can use.
Click [ UNAVCO_RealTimeData ] to continue reading…