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 (CalGEM, formerly DOGGR) posts the information as it is received from operators.
Well Stimulation Treatment Disclosures Index