North Dakota DEQ Drinking Water Program - Mike TrythallND Municipal / Agency Related | Regulatory Agency Bismarck, ND | Statewide County Mike Trythall 701-328-5269 | mtrythal@nd.gov deq.nd.gov Good Target Contact complete County focus: ND Closest base: Williston, ND | Region assigned Statewide coverage is available in the active state. Verification is stronger than a review-only row. Closest operating base is Williston, ND Select Print Website Map