Reports on the Hemlock Quarry at 850 Rt.28 2 539897453-850-Route-28-notice-of-violation-cease-and-desist-order-1-1 HydroQuest-Hemlock-Quarry-Report-with-Figure-1-5-25-20B Walker-Affirmation-of-HydroQuest-Report-5-31-20 SHPO-T13-35-25_SteelandConcreteFabricationBuildingAdditionalOPRHP14.09Comments-2020-08-08