Station A and B Filter Readings for Public Release 6-16-14, New Mexico Environment Department Air Filter Station Sampling Data (pdf):

(Note: Measurements are taken after air passes through the filtration system. Also, the June data is shown in 4-hour intervals, while most in February are around 8 hours.)

*See the archived version of the NMED’s document list here and the current version here

NMED Presentation to the Legislative Radioactive and Hazardous Materials Committee on June 10, 2014 (posted 6/26) (pdf):

Environmental Monitoring at WIPP and Vicinity […] What Will the Data Tell Us?

• Extent of contamination in the environment
• Impact of the event on the environment
• Potential impact on human health
• Provide correct information to policy makers

See all documents released publicly by the NMED related to the radiation incident here