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Subsurface Investigation and MNA 

Project Details:

Conduct soil, soil vapor, groundwater, and indoor air investigations to assess the extent of contaminants. Groundwater also evaluated for monitored natural atteutaion (MNA):

Scope of Work:

1. Obtain necessary permits from respective regulatory agencies

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2. Coordinate and schedule investigations with oversight from the California Department of Toxic Substances​ Control

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3. Install and sample soil vapor probes

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4. Collect indoor air samples

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5. Collect groundwater samples and evaluate for MNA

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© 2025 by Environ Phase Consulting Co.

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