[CC 1985 §5-50; Ord. No. 2963 §1(Art. I §1.1), 5-14-1998]
A. The purpose
of this Article is to reduce or eliminate the hazards to public health
and safety caused by excessive stormwater runoff, reduce economic
losses to individuals and the community at large, enhance broader
social and economic objectives and protect, conserve and promote the
orderly development of land and water resources. The provisions of
this Article further supplement the regulations contained in the following
ordinances of the City of Ste. Genevieve:
1. Subdivision
ordinance of the City of Ste. Genevieve, including minor and major
subdivisions.
2. The
excavating, filling and grading of lots and other parcels or areas.
3. The
construction of buildings and the drainage of the sites on which those
structures are located, including parking and other paved areas.
4. The
design, construction and maintenance of stormwater drainage facilities
and systems.
5. FEMA
regulations regulating floodplain management.
6. Applicable
ordinance(s) governing the National Historic District.
7. Zoning
ordinance of the City of Ste. Genevieve.
8. Dangerous
building ordinance of the City of Ste. Genevieve.
9. Building
codes of the City of Ste. Genevieve.
[CC 1985 §5-51; Ord. No. 2963 §1(Art. I §1.2), 5-14-1998]
The provisions of this Article shall be deemed as additional
requirements to standards required by other ordinances of the City.
In the event of conflicting requirements, the most restrictive shall
apply.
[CC 1985 §5-52; Ord. No. 2963 §1(Art. I §1.3), 5-14-1998]
The provisions and Sections of this Article shall be deemed
separable and the invalidity of any portion of this Article shall
not affect the validity of the remainder.
[CC 1985 §5-53; Ord. No. 2963 §1(Art. I §1.4), 5-14-1998]
All stormwater plans submitted after the effective date of this
Article will be subject to the provisions and regulations stipulated
in this Article. This Article shall be effective upon its final passage
by the Board of Aldermen.
[CC 1985 §5-54; Ord. No. 2963 §1(Art. I §1.5), 5-14-1998]
A. Before
starting any activities regulated by this Article, an applicant shall
comply with the requirements set forth in other applicable ordinances
with respect to the submission and approval of preliminary and final
subdivision plats, improvements plans, building and zoning permits,
floodplain management, inspections, appeals and similar matters, along
with those set forth in this Article and as may be required by State
Statutes and the regulations of any department of the State of Missouri.
B. No final
subdivision or development plat shall be approved and no building
permits shall be issued until the stormwater management plan has either
been waived or reviewed and approved by the City.
[CC 1985 §5-55; Ord. No. 2963 §1(Art. I §1.6), 5-14-1998]
For the purposes of this Article, the following definitions
are adopted:
15-YEAR FREQUENCY RAINFALL
A precipitation event having a six and sixty-seven hundredths
percent (6.67%) chance of occurring in any one (1) year.
CATCHMENT
The subwatershed as identified in the City of Ste. Genevieve,
Storm Drainage Study, dated June 1986, by Booker and Associates, incorporated
herein by reference.
DETENTION FACILITY
Any structure which is designed to collect and store stormwater
for subsequent gradual discharge.
EASEMENT
A grant by a property owner to the public, a corporation
or a person for the use of land for specific purpose and recorded
in the land records of Ste. Genevieve County.
EXCESS STORMWATER RUNOFF
That portion of stormwater which exceeds:
1.
The safe storm drainage capacity of the downstream storm sewers
within the catchment, or
2.
The predevelopment runoff in the particular tract.
PROTECTED CHANNEL
A channel which receives stormwater discharge and which is
paved, riprapped or otherwise improved by addition of manmade materials
so as to reduce the potential for erosion.
SAFE STORM DRAINAGE CAPACITY
The quantity of stormwater runoff that can be transported
by a channel or conduit without having the water surface rise above
the top of the channel or conduit.
STORMWATER CHANNEL
A natural or manmade open watercourse with definite bed and
banks which periodically or continuously contains moving water or
which forms a connecting link between two (2) bodies of water.
STORMWATER RUNOFF
Water that results from precipitation which is not absorbed
by the soil or vegetation or evaporated and which flows over the ground
surface or is collected in channels or conduits.