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This information is about monitoring that is required through Regulation 85.
Links may take you to a folder of documents which you can download or preview for your use.
Does the regulation apply to my facility?
Monitor and track for reporting
Develop a plan
Determine your methods
Learn more about reporting requirements by watching this webinar
Learn more by reviewing questions and answers
Submit your report electronically
April 15, 2019
Nutrient monitoring is ongoing and facility reports are due every year.
Customized forms are distributed to facilities by email during the first quarter of each year.
If you don't receive a form, please request one
Data should be submitted electronically using the form provided by the division (at the beginning of each calendar year) or via the
Colorado Data Sharing Network
How to calculate a rolling median or 95th percentile
View the status of your facility's report
Facility report status - 2017
Facility report status - 2016
Facility report status - past years
Access nutrient monitoring data
After review and approval, data is uploaded to EPA's data warehouse. STORET is available to anyone that is interested.
(EPA's data warehouse).
Detailed instructions for retrieving nutrient monitoring data from STORET
General instructions for downloading and using data from STORET
Contact us with additional questions