(A) All new and replacement water supply and sanitary sewage systems shall be designed to minimize or eliminate:
(1) Infiltration of flood waters into the systems; and
(2) Discharge from the systems into flood waters.
(B) All new water wells shall:
(1) Either:
(a) Have the casing extend at least 1 foot above the base flood elevation: or
(b) Be sealed so that flood water cannot enter the casing.
(2) Have all electrical controls and devices elevated at least 1 foot above the base flood elevation or have such electrical controls and devices flood proofed to at least 1 foot above the base flood elevation.
(C) On-site waste disposal systems shall be located to avoid impairment to them, or contamination form them during flooding.
(D) Septic tanks located within flood plains shall:
(1) Be anchored to prevent flotation in the event that the ground is saturated from the bottom of the tank to ground level;
(2) Be sealed so that water will not infiltrate the tank:
(3) Be sealed so that sewage will not escape the tank; and
(4) Have 1-way valves to prevent sewage from leaving the tank if the tank is inundated and the ground is saturated from the bottom of the tank to ground level.
(F) All subdivision proposals, including the placement of manufactured home parks and subdivisions, shall have adequate drainage provided to reduce exposure to flood hazards.
(G) All subdivision proposals, including the placement of manufactured home parks and subdivisions, shall have public utilities and facilities such as sewer, gas, electrical, and water systems located and constructed to minimize or eliminate flood damage.
(Ord. 960, passed 7-28-2009; Am. Ord. 971, passed 3-8-2011)