The wellhead protection overlay zone is established for the purpose of protecting public water supply wells from contamination by land use activities occurring or which may occur within the delineated recharge areas for such wells. Specific goals for this district are:

   A.   Protect human life and health.

   B.   Ensure that the public is provided with a sustainable, safe potable water supply.

   C.   Minimize expenditure of public money for pollution remediation projects.

   D.   Minimize regulations on land use.

   E.   Minimize business interruptions. (Ord. 398, 8-14-2009)

   A.   The requirements of this chapter shall be deemed to be cumulative and supplementary to those of any underlying zone district. Whenever a conflict between the provisions of this chapter and the underlying zone district exist, the more stringent requirements shall apply.

   B.   For the purpose of this chapter, a wellhead protection overlay zone shall only be established where a direct relationship exists between the overlay zone and a well serving the public water system. (Ord. 398, 8-14-2009)

   A.   The wellhead protection zones are based on delineations from the Plummer drinking water protection plan made by Idaho department of environmental quality for each wellhead.

   B.   The following constitute the boundaries for the wellhead protection zone:

      1.   Zone W-1 is a fixed radius of fifty feet (50') around each wellhead.

      2.   Zone W-2 is a fixed radius of two hundred feet (200') around each wellhead.

      3.   Zone W-3 is a modeled boundary as delineated by IDEQ to represent the one to three (3) year time of travel. (Ord. 398, 8-14-2009)

   A.   In addition to all restrictions and standards applicable for the underlying zone, the restrictions in this chapter shall apply to all lots within the wellhead protection overlay zones.

   B.   The only uses allowed within the W-1 zone are those primary and secondary uses by the city of Plummer in maintaining and operating the public drinking water system. (Ord. 398, 8-14-2009)

   A.   The following uses shall be prohibited within the W-2 zone:

Airports, heliports, racetracks.

Cemeteries, commercial and animal burial.

Commercial animal and poultry husbandry, commercial vineyards and farms, and general agricultural activities where fuel, chemicals, fertilizer, solvents, pesticides, leachates, or other detrimental materials and/or wastewater discharge pose a proximate threat to groundwater as determined by the Panhandle health district and/or the state of Idaho.

Commercial animal clinics, boarding kennels, animal runs, animal training schools, commercial riding arenas.

Commercial land application of effluent, sludge or septage, commercial land application of agricultural waste.

Commercial service facilities, including, but not limited to, vehicle or small engine repair.

Explosives manufacturing.

Golf courses.

Industrial uses including, but not limited to, batch plants, manufacturing, processing, fabrication or assembly plants with the usage and/or storage of fuel, herbicides, pesticides, fertilizer, solvents, waste oils and other similar petroleum products or byproducts.

Landfills, commercial solid waste collection and transfer facilities.

Livestock.

Manufacturing of fuel, chemicals, fertilizer, solvents, pesticides, oils and other similar petroleum products or byproducts or hazardous materials.

Rock crushing and/or mining operations.

Sawmills, shingle or planing mills, woodworking plants.

Septic systems, sewage treatment facilities or storage stations, cesspools, sewage lagoons, injection wells for any type of waste disposal.

Storage of fuel, herbicides, pesticides, fertilizer, solvents, waste oils and other similar petroleum products or byproducts, leachates, toxic materials, or other detrimental materials that pose a proximate threat to groundwater as determined by the state of Idaho.

Wrecking yards, junkyards.

   B.   The following uses shall be prohibited within the W-3 zone:

Cemeteries, commercial and animal burial.

Commercial feedlots.

Landfills.

Manufacturing of fuel, chemicals, fertilizer, solvents, pesticides, oils and other similar petroleum products or byproducts or hazardous materials.

Septic systems, sewage treatment facilities or storage stations, cesspools, sewage lagoons, injection wells for any type of waste disposal.

Wrecking yards, junkyards. (Ord. 398, 8-14-2009)

   A.   The following uses may be allowed within the W-2 zone by special use permit:

Hospitals, sanatoriums, clinics, nursing homes.

Mobile home parks, multi-family housing.

Recreational facilities, transient residential uses (motels, hotels, RV parks, campgrounds).

   B.   The following uses may be allowed within the W-3 zone by special use permit:

Commercial animal and poultry husbandry, commercial vineyards and farms, and general agricultural activities.

Commercial animal clinics, boarding kennels, animal runs, animal training schools, commercial riding arenas.

Commercial service facilities, including, but not limited to, vehicle or small engine repair.

Golf courses.

Industrial uses including, but not limited to, batch plants, manufacturing, processing, fabrication or assembly plants with the usage and/or storage of fuel, herbicides, pesticides, fertilizer, solvents, waste oils and other similar petroleum products or byproducts.

Sawmills, shingle or planing mills, woodworking plants.

Storage of fuel, herbicides, pesticides, fertilizer, solvents, waste oils and other similar petroleum products or byproducts.

   C.   Prior to special use permit issuance, the applicant shall demonstrate to the satisfaction of the city of Plummer pursuant to applicable standards and appropriate practices that, where applicable, fuel, chemicals, fertilizer, solvents, pesticides, waste oils and other similar petroleum products or byproducts, leachates or other detrimental materials and/or wastewater discharge shall not pose a proximate threat to groundwater. (Ord. 398, 8-14-2009)