[Ord. No. 95-12 §1.1, 3-7-1995]
These regulations shall hereafter be known, cited and referred
to as the "Stormwater Management Regulations" of the City of Neosho.
[Ord. No. 95-12 §1.2, 3-7-1995]
These regulations are adopted pursuant to the power and authority
vested in the Neosho City Council by Chapter 89, RSMo., and other
applicable laws and Statutes of the State of Missouri.
[Ord. No. 95-12 §1.3, 3-7-1995]
A. Any person, firm, corporation or business proposing to construct buildings or develop land equal to/or greater than ten thousand (10,000) square feet in the City of Neosho shall apply to the City Building Inspector for approval of a Stormwater Management Plan and issuance of a drainage permit as specified in these regulations. Section
430.170(A) shall apply to all developments and a drainage permit must be obtained or exemption given by City Building Inspector before getting a building permit. This Chapter does not replace any other City and subdivision ordinances. No land shall be developed except upon issuance of such permit or exception granted.
B. Purpose. In order to promote the public health, safety,
and general welfare of the citizens of Neosho, these Stormwater Management
Regulations are hereby enacted for the general purpose of assuring
the proper balance between man's use of land and the preservation
of a safe and beneficial environment. More specifically, the provisions
of these regulations, as amended from time to time, are intended to:
1. Reduce property damage and human suffering, and
2. Minimize the hazards of personal injury and loss of life due to flooding,
to be accomplished through the approval of Stormwater Management Plans
pursuant to the provisions of these regulations, which:
a. Establish the primary and secondary stormwater management systems,
b. Define and establish stormwater management practices and use restrictions,
c. Establish guidelines for handling increases in volume and peak discharges
of runoff, and
d. Establish a technical review committee to review decisions of the
City Building Inspector.
[Ord. No. 95-12 §1.5, 3-7-1995]
For the purpose of this Chapter certain terms and words shall
be used, interpreted and defined as set forth in this Section. Unless
the context clearly indicates to the contrary, words used in the present
tense include the future tense; words used in the singular shall include
the plural, and vice-versa; the words, "these regulations," mean "this Chapter;" the word, "person," includes corporation, partnership, and unincorporated association
of persons; and the word, "shall," is always mandatory.
BASE FLOOD
The flood having a one percent (1%) chance of being equalled
or exceeded in any given year, i.e., the one hundred (100) year flood.
BOND
Any form of security for the completion or performance of
a Stormwater Management Plan or the maintenance of drainage improvements,
including surety bond, collateral, property or instrument of credit,
or escrow deposit in an amount and form satisfactory to the Governing
Body.
BUILDING
Any structure built for the support, shelter or enclosure
of persons, animals, chattels, or movable property of any kind.
CHANNEL
A watercourse of perceptible extent which periodically or
continuously contains moving water, or which forms a connecting link
between two (2) bodies of water.
DETENTION BASINS
Any man-made area which serves as a means of controlling
and temporarily storing stormwater runoff.
DETENTION STORAGE
The temporary detaining or storage of stormwater in reservoirs,
on rooftops, on parking lots and other areas under pre-determined
and controlled conditions.
DEVELOPMENT
Any change of land use or improvement on any parcel of land.
DIFFERENTIAL RUNOFF
The volume and rate of flow of stormwater runoff discharged
from a parcel of land or drainage area which is or will be greater
than that volume and rate which pertained prior to proposed development
or redevelopment.
DRAINAGE PERMIT
A permit issued by the City Building Inspector upon approval
of a Final Stormwater Management Plan.
DRY BOTTOM BASIN
A facility designed for the temporary storage of stormwater
runoff.
EASEMENT
Authorization by a property owner for use by another party
or parties of all or any portion of his/her land for a specified purpose.
FIFTY YEAR FLOOD
A flood having a two percent (2%) chance of occurrence in
a given year.
FIFTY YEAR PEAK FLOW
The peak rate of flow of water at a given point in a channel,
watercourse, or conduit resulting from the fifty (50) year flood.
FIFTY YEAR STORM
Rainstorms of a specific duration having a two percent (2%)
chance of occurrence in any given year.
FLOODPLAIN
A land area adjoining a river, stream, watercourse, or lake
which is likely to be flooded.
FLOODWAY
The channel of a river or other watercourse and the adjacent
land areas that must be reserved in order to discharge the base flood
without cumulatively increasing the water surface elevation more than
a designated height.
FREEBOARD
A factor of safety expressed as the difference in elevation
between the top of the detention basin dam and the design surface
water flow elevation.
ONE HUNDRED YEAR PEAK FLOW
The peak rate of flow of water at a given point in a channel,
watercourse, or conduit resulting from the base flood.
ONE HUNDRED YEAR STORM
Rainstorms of a specific duration having a one percent (1%)
chance of occurrence in any given year.
PERMITTEE
A person, partnership or corporation to whom a permit is
granted.
PLAT
A legally recorded plan of a parcel of land subdivided into
lots with streets, alleys and other land lines drawn to scale.
PROJECT
Any development involving the construction, reconstruction,
or improvement of structures and/or grounds.
RATIONAL METHOD
An empirical formula for calculating peak rates of runoff
resulting from rainfall.
STORMWATER RUNOFF
Water that results from precipitation which is not absorbed
by the soil, evaporated into the atmosphere, or entrapped by ground
surface depressions and vegetation, and which flows over the ground
surface.
STRUCTURE
Any object constructed above or below ground.
TWENTY-FIVE YEAR STORM
Rainstorms of a specific duration having a four percent (4%)
chance of occurrence in any given year.
TRIBUTARY AREA
All of the area that contributes stormwater runoff to a given
point.
WATERCOURSE
Any surface stream, creek, brook, branch, depression, reservoir,
lake, pond, or drainageway in or into which stormwater runoff flows.