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Programmatic Sampling and Analysis Plan Project Number:60657245 5. Field Methods and Procedures Consistency in data collection will be maintained throughout field activities via strict adherence to project SOPs by an experienced team of field personnel. AECOM's SOPs that are to be used during sampling include, but are not limited to: • 3-01 Utility Clearance • 3-04 Sample Handling Storage and Shipping • 3-05 IDW Management • 3-06 Equipment Decontamination • 3-07 Land Surveying • 3-12 Monitoring Well Installation • 3-14 Monitoring Well Sampling • 3-16 Soil and Rock Classification • 3-20 Operation and Calibration PID • 3-21 Surface and Subsurface Soil Sampling • 3-24 Water Quality Parameter Testing These SOPs are available upon request. 5.1 Field Equipment Field equipment may include, but not be limited to, the following: • Handheld global positioning system (GPS) to locate and mark sample locations • PID to field-screen soils • Subcontractor-provided drill rig and associated equipment • Hand auger and trowel for collecting surficial soil samples • Laboratory-prepared sample containers, sample coolers, water, ice, blanks • Sample labels, chain-of-custodies (COCs), zip-lock bags • Personal protective equipment (PPE), at a minimum steel-toe boots and nitrile gloves • Field logbook, field forms, pens • Camera • Alconox® detergent, PFAS-free deionized water, buckets, tarps, scrub brush • 55-galon drums to containerize investigative-derived waste • Tape measure • Trash bags, paper towels AECOM personnel will follow the direction of the California State Water Quality Control Board PFAS Sampling Guidelines for Non-Drinking Water (California Water Boards, 2020) recommendations regarding use of PFAS-containing equipment. Care will be taken with equipment, field clothing, PPE, food packaging, and person hygiene/personal care products to decrease the possibility of cross-contamination. AECOM 12