Table 6.

Community Capability Assessment

 

Policies and Programs

Reference

Effectiveness for Mitigation

 Specific Text Citation

 

 

 

Entire document is useful for mitigation

 

 

 

Section 5.1 -- Intent

 

 

 

The Development Ordinance states that a purpose of the RCD is to minimize

 

 

 

danger to lives and properties from flooding in and near the watercourses

 

 

 

to preserve the water-carrying capacity of the watercourses

Resource

Chapel Hill

High

Section 5.3 -- Establishment of Resource Conservation District

Conservation

Development

The RCD is established as a

The RCD is defined to be the elevation two feet above the 100-year floodplain

District

Ordinance

district that overlays other

elevation with a buffer zone 75 feet from the banks of perennial streams

(RCD)

(Article 5)

zoning districts established

draining less than one square mile or 100 feet from the banks of perennial

 

 

in Article 12 of the

streams draining 1 mi^2 or more.

 

 

Development Ordinance and

Section 5.4.1 -- Development in RCD after March 19, 1984

 

 

is primarily intended to

Development and land-disturbing activities within the RCD were prohibited

 

 

reduce flood damage and

after March 19, 1984 unless exempted by this Section, or permitted by § 5.5

 

 

maintain riparian buffers.

or allowed pursuant to a variance authorized by this Article and approved by

 

 

 

the Board of Adjustment.

 

 

 

Section 5.5 -- Permitted Uses Within RCD

 

 

 

Section 5.5.2 -- Intensity Regulations

 

 

 

Establishment of impervious surface limits within the floodplain.

 

 

 

Section 5.6 -- Standards for Development in RCD

 

 

 

Section 5.8 -- Requirements for Development Applications


Table 6. (continued)

Community Capability Assessment

 

Policies and Programs

Reference

Effectiveness for Mitigation

 Specific Text Citation

 

 

 

For each location where stormwater discharges from the campus property,

 

 

 

the standards of no net increase in stormwater volume, runoff rate, or pollutant

 

 

Low/Medium

load will be applied at that location.

 

 

Individual zoning districts

Stormwater Management Techniques

UNC

UNC

set varying standards for

Porous paving systems, rain storage systems, vegetated roofing

Stormwater

Development

individual tracts of land.

Stream Monitoring

Management

Plan

owned by the University.

Three types of stream monitoring will be conducted on streams that may be

 

 

However, the University has

impacted by main campus post-construction stormwater runoff.

 

 

committed itself to

1.  Hourly monitoring of Meeting of the Waters Creek

 

 

responsible stormwater

2.  Quarterly visual monitoring at a Morgan Creek tributary

 

 

management.

3.  Quantitative benthic invertebrate sampling along various

 

 

 

points along Meeting of the Waters Creek

 

 

 

Infrastructure

 

 

 

24.  Replacement of Bolinwood Drive bridge over Bolin Creek, a part of the

 

 

 

bridge replacement program. Available funds --- limited to $40,000 per year.

 

 

Medium

29.  Drainage assistance funding for projects which may be cost-shared with

Capital

Capital

The CIP identifies capital

property owners.  Available funds -- ???

Improvements

Improvements

needs and identifies funding

Parks and Other Public Use Facilities

Fund

Program (CIP)

sources for capital projects.

45.  Completion of various greenway projects based on the 1998 Greenways

Projects

(2001-2016)

 

Master Plan following priorities set by the Council

 

 

 

Available funds --- $1,778,000 over 15 years


Table 6. (continued)

Community Capability Assessment

Policies and Programs

Reference

Effectiveness for Mitigation

 Specific Text Citation

 

 

 

Infrastructure

 

 

 

4.  Replacement of Lakeshore Drive bridge over Booker Creek

 

 

 

Available funds (1996 Streets Bond) --- $270,000 over 2001-2003

Capital

Capital

High

7.  Improvements to public drainage infrastructure

Improvements

Improvements

The CIP identifies capital

Available funds (1996 Streets Bond) --- $200,000 over 2001-2003

Bond

Program (CIP)

needs and identifies funding

Parks and Other Public Use Facilities

Projects

(2001-2016)

sources for capital projects.

13.  Open space acquisition promoting non-automobile connectivity and/or

 

 

 

preserving entrance way corridors, scenic vistas, environmentally sensitive

 

 

 

Resource Conservation, community open space, and neighborhood open

 

 

 

space.  Negotiations are ongoing.

 

 

 

Section 11.1.2 (c)-- Finding

 

 

 

Trees and other landscape elements help to naturally control flooding.

 

 

Medium

Section 11.1.3 -- Purpose

 

Chapel Hill

The Town recognizes trees

 Regulate the protection and long-term management of trees, shrubs, and

Tree

Development

are a mechanism to control

soils in Chapel Hill.

Protection

Ordinance

flooding and places strict

Section 11.5.1 -- Permits Required

 

(Article 11)

regulations on tree removal

It is unlawful to plant, prune, remove, apply chemicals or disturb any tree within

 

 

at construction sites.

the critical root zone. (Does not apply to single-family or two-family dwellings on

 

 

 

individual lots less than 5 acres unless the trees are registered by the owner.)

 

 

 

Additionally, clearing vegetation or removing soil on public

 

 

 

land or easements owned or maintained by the Town of Chapel Hill is not

 

 

 

permitted without approval from the Town Manager.

 

 

 

 


Table 6. (continued)

Community Capability Assessment

Policies and Programs

Reference

Effectiveness for Mitigation

 Specific Text Citation

 

 

Medium

Section 3.1 -- Establishment of Zoning Districts

 

 

The zoning district section

The planning jurisdiction is divided into zoning districts. The use  regulations

Zoning

Chapel Hill

recognizes the RCD and

and intensity regulations are laid out in Articles 12 and 13.

Districts

Development

WPD (see below) as

Sections 3.1.1-3.1.11

 

Ordinance

overlay districts. Land

1. Town Center Districts, 2. Community Commercial District,

 

(Article 3)

use intensity restrictions are

3. Neighborhood Commercial District, 4. Office/Institutional District 3,

 

 

established for each zone in

5. Office/Institutional District 2, 6. Office/Institutional District

 

 

Articles 12 and 13 of the

7. Industrial District, 8. Residential Districts, 9. Rural Transition Districts

 

 

Development Ordinance.

10. Overlaying Districts, 11. Conditional Use Districts

 

 

 

Section 10.1 -- Intent

 

 

 

Intended to apply a part of the New Hope Watershed draining to Jordan Lake.

 

 

 

Section 10.2 -- Establishment of Watershed Protection District

Watershed

 

Medium

The WPD is established for certain lands within the New Hope Watershed as

Protection

Chapel Hill

The WPD is established as

a zoning overlay district.  All development within the watershed will comply

District

Development

a district that overlays other

with article 12

(WPD)

Ordinance

zoning districts established

Sections 10.5-10.7

 

(Article 10)

in Article 12.  The WPD is

In order to prevent excessive stormwater runoff from damaging water quality of

 

 

primarily intended to

reservoirs, it is desirable that as much runoff from hard surfaces as possible be

 

 

preserve water quality.

absorbed into penetrable land areas.  Low and high density development will

 

 

 

comply with article 5 of the RCD concerning stream buffers.


Table 6. (continued)

Community Capability Assessment

Policies and Programs

Reference

Effectiveness for Mitigation

 Specific Text Citation

 

 

 

Section 14.1: Intent

 

 

 

This article provides general performance standards to ensure development

 

Chapel Hill

Medium

within Chapel Hill planning jurisdiction will be constructed in a safe, orderly,

Design

Development

Design standards provide

energy-efficient and visually harmonious fashion.

Standards

Ordinance

guidelines for overall design

Section 14.4: General Site Arrangement

 

(Article 14)

safety.  Stormwater

Structures shall be placed and arranged so as not to affect adjacent property.

 

 

requirements are mentioned.

These effects include, the removal of lateral support, the creation of hazard,

 

 

 

nuisance, danger, inconvenience, loss of light, air, solar access, privacy or

 

 

 

views.

 

 

 

Section 14.7:  Drainage and Storm Water Management

 

 

 

Natural drainage systems and storm water management installations shall be

 

 

 

designed  to extend the time of concentration of stormwater runoff.

 

 

High

The NFIP makes Federally-backed flood insurance available in communities

National

National Flood

NFIP recognizes and

that agree to adopt and enforce floodplain management ordinances to reduce

Flood Insurance

Flood Insurance

financially rewards

future flood damage.  Further, buildings constructed in compliance with NFIP

Program

Act 1969

actively mitigating

building standards suffer 77% less damage annually than those not built in

 

 

communities.

compliance. And, every $3 paid in flood insurance claims saves $1 in disaster

 

 

 

assistance payments. 


Table 6. (continued)

Community Capability Assessment

Policies and Programs

Reference

Effectiveness for Mitigation

 Specific Text Citation

 

 

 

Project Impact helps communities protect themselves from the devastating

Project

 

Medium

effects of natural disasters by taking actions that dramatically reduce disruption

Impact

 

Project Impact offers federal

and loss.  The incentive of Project Impact is clear: a disaster resistant

 

 

government partnership

community can rebound from a natural disaster with far less loss of property

 

 

in mitigation planning.

and a reduced cost for repairs. The Town is currently participating in a

 

 

 

Partnership with Triangle J Council of Governments to carry out Research

 

 

 

Triangle Project Impact.

Hazard Mitigation Grant

NFIP- Stafford

 

 

Assistance Program/

Act- Disaster

Very High

The Town has received a Flood Mitigation Assistance grant to remove

Flood Mitigation

Mitigation Act

 

three houses from the Bolin Creek floodway.  Additional projects such as this

Assistance Program

2000

 

can prevent property damage and injury from predictable natural hazards.

Cooperative technical

 

 

 

Partnership between

 

Very High

Provides a mechanism for cooperative approaches to flood hazard mitigation.

Chapel Hill, Carrboro

 

 

 

NCDEM and FEMA

 

 

 

 

 

 

Restricts or prohibits uses which are dangerous to health, safety, and property

 

 

 

due to water or erosion or flood heights or velocities.  Requires that uses

 

 

 

vulnerable to floods to be protected against flood construction at the initial time

Flood Damage

Article IV

Very High

of construction.  Controls the alteration of natural floodplains, stream channels,

Prevention Ordinance

Chapel Hill

 

And natural protective barriers, which are involved in the accommodation of

 

Code

 

Flood waters.  Controls filling, grading, dredging, and other development which

 

 

 

may increase erosion or flood damage.  Prevents or regulates the construction

 

 

 

of obstructions which will unnaturally divert flood waters or which may increase

 

 

 

flood hazards to other lands.

 

Table 6. (continued)

Community Capability Assessment

Policies and Programs

Reference

Effectiveness for Mitigation

 Specific Text Citation

 

 

 

Any base flood elevation or location of special flood hazard may be amended

Amendment of official

Section 5-57:

High

when a flood control project has altered the flood hazard, or subsequent data

maps and profiles

Chapel Hill

 

indicates that the elevations or locations are no longer correct, or plans are

Ordinance

Code

 

submitted for a channel improvement or relocation that would alter the elevation

 

 

 

or location.

 

 

 

This division has the purpose of regulating the clearing, grading, excavating,

Soil Erosion and

Section 5-73

High

filling, and manipulation of the earth and the moving and storing of waters in

Sedimentation Control

Chapel Hill

 

order to: control and prevent accelerated soil erosion and sedimentation,

Division

Code

 

prevent the pollution of water, prevent damage to property, maintain the

 

 

 

balance of nature, prevent the obstruction of natural and artificial drainageways,

 

 

 

and inhibit flooding and reduce the undermining of roads and other

 

 

 

transportation features.

Water Conservation

Article X.

 

Mandatory conservation is required (and enforced by OWASA) during

Ordinance

Chapel Hill

High

Stage 1 and 2 Water Shortages and Water Supply Emergencies.

 

Code