Oregon Water Resources Department Oregon Mike OSHA 2016

Oregon Water Resources Department � Oregon � Mike OSHA – 2016 Pesticide Symposium Mc. Cord � NW Region Manager � 503 986 -0893

Exempt uses of surface water § § Fish screens, fishways and fish bypass structures Rain water from an artificial impervious surface § Emergency fire-fighting § Forest management § Land management practices § Soil conservation, water quality § Livestock watering § Must meet certain conditions Photo Credit: Clemens Vogelsang do not require a water right

Exempt uses of groundwater � Single and Group Domestic up to 15, 000 gallons per day ◦ Household, washing, etc. � Commercial and industrial ◦ 5, 000 gallons per day � � Lawn and Garden (Non-Commercial) ◦ Up to ½ acre ◦ Livestock Watering do not require a water right

Dug Well

Typical Dug Well

Brick Lined Dug Well

Post Abandonment

Abandonment Proceedure

Abandoned Dug Well

Well Setbacks – New Construction � 50 feet from a septic tank � 100 feet from a septic drainage line � 50 feet from a closed sewage or storm drain � 50 feet from a CAFO � 50 from animal waste lagoons � 5 feet from a permanent structure � 500 feet from a hazardous waste storage, disposal, or treatment facility

Well Maintenance � Landowner is responsible � Abandonment can be required if a well is deemed a health threat � Owner must maintain setbacks on their property � Well must be covered � Using wells for disposal of contaminants is prohibited � Back-siphon prevention devices are required if fertilizer or other chemicals are applied through a delivery system

Exempt Use of Surface Water (g) Forest management activities that require the use of water in conjunction with mixing pesticides as defined in ORS 634. 006, or in slash burning; Notification can be sent to District Watermaster Office or to HQ in Salem