AppendixB-4_Sample_Chain-of-Custody_Form
https://www.codot.gov/programs/environmental/water-quality/documents/illicit-discharge-program/2009-idde-manual/appendixb-outfall_field_screening/appendixb-4_sample_chain-of-custody_form
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AppendixB-4_Sample_Chain-of-Custody_Form
Report an Illicit Discharge
Hotline: 303-512-4426
Illegal discharges (aka, illicit discharges) emit into CDOT's storm drain system pollutants.
(e.g., oil, grease, fertilizers, pesticides, grass clippings, leaves, or odd smelling/colored substances)