Site Assessment and Remediation

DEQ’s Site Assessment and Remediation (SAR) branch protects the CNMI public health and the environment by ensuring the assessment and cleanup of sites contaminated by the release of hazardous substances are conducted effectively and diligently in accordance with CNMI and Federal laws and regulations.  The SAR branch is responsible for managing and implementing the following programs:  Brownfields 128a and 104k grant programs under CERCLA (a.k.a Superfund), the DoD DSMOA and the Formerly Used Defense Sites (FUDS) programs.

Photos (L-->R): Army Corps of Engineers conducting hazardous waste cleanup of Edoni Site (2012); KV-1 groundwater sampling by DEQ and EPA (2013); DEQ contractor, EA Science, conducting ASTM Phase II ESA at Former Joenel’s Auto Shop (2011).

Part of SAR's responsibilities is to facilitate the coordination and perform CNMI oversight for site assessments and cleanup activities which includes reviewing and approving of remedial response action site plans (i.e. sampling, analysis, quality assurance project plans, clean plans, etc.).  For more information, please contact Ray Masga, branch manager at 664-8500. You are encouraged to report violations or send comments regarding the SAR program.  Viewing and printing PDF files requires Adobe® Acrobat® Reader.

SAR Staff (L – R)

Tom Pangelinan, Env. Specialist
Ray Masga, Branch Manager

Robert Deleon Guerrero, Env. Specialist (Not in photo)


CNMI Environmental Screening Levels (ESLs)

The Commonwealth of the Northern Mariana Islands, Di...more

Public Record

The CNMI Division of Environmental Quality ...more



Site Assessment Request Forms

TheCNMI DEQ State Response Program created the...more

The Formerly Used Defense Sites Program (FUDS)

The Formerly Used Defense Sites Program is focused o...more


The SAR Branch has posted these documents available ...more