Well Stimulation Treatment Disclosure

Disclosure of well stimulation treatment is required within 60 days following the cessation of a well stimulation treatment, specified information regarding the composition and disposition of well stimulation fluids, including, but not limited to, hydraulic fracturing fluids, acid well stimulation fluids, and recovered fluids, to a Chemical Disclosure Registry that is accessible to the public.

The downloadable document is a searchable tool and users can search in the variety of data fields. Please note that the Geologic Energy Management Division (Cal​GEM, formerly DOGGR)​ posts the information as it is received from operators.

Well Stimulation Treatment Disclosures Index