Environmental Monitoring Results for Radiation

- Reporting unit of monitoring results is millirem [where 1 millirem = 1 thousandth (10-3) of a Rem] as defined in Regulations of Connecticut State Agencies Section 19-24-4. - Monitoring results below the minimum measurable quantity for the monitoring period are recorded as “M.” - Quarterly results reflect total integrated gamma exposure received within a calendar 3-month time frame. - Environmental monitoring results are reported on a calendar quarterly basis: • 1st Quarter: January, February, March • 2nd Quarter: April, May, June • 3rd Quarter: July, August, September • 4th Quarter: October, November, December - Data Quality Disclaimer: This database is for informational use and is not a controlled quality database.

Efforts have been made to ensure accuracy of data in the database; however, errors and omissions may occur. Examples of potential errors include: • Data entry errors. • Monitoring results not reported for entry into the database. • Missing results due to equipment failure or unable to retrieve monitors due to lost or environmental hazards. • Translation errors – the data has been migrated to a newer data platform, and there have been errors and data losses. - Environmental Monitoring Records are from the year 2008 until present.