Recharge Zone

Recha

rge Z

one

Dry E

Lake Travis

Brushy

S BrushyLake Creek

Buttercup

Wilbarger

Rattan

Cottonwood

Gilleland

WalnutBull

HarrisBranchW Bull

Shoal

Running Deer Panther

Hollow

Lake Austin

LittleWalnut

Bear W

TurkeyHarrison Hollow

Stei

ner Coldwater

Decker

DryN

Co

nnors

Wal

ler

Hog Pen ButtermilkHoney

Cuer

nava

ca

Commons Ford

Taylor Slough

N

TannehillFort

Cedar Hollow Huck's

Slough

LittleBarton

BohlsHollow

Bee Creek

John

son

Barton Boggy

LockwoodTaylor

Slough S

Colorado River

Elm

Town Lake

Little Bee

Eanes

W B

ould

inE

Bou

ldin

Williamson

Blu

nn Country

Club W

CarsonCountryClub E

SlaughterOnion

Bear

South Boggy

Cottonmouth

Marble

N Fork Dry

Little Bear MahaS Fork DryRinard

Cedar

PlumElm Creek

South

St. S

teph

ens

Harper 'sBranch

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UV360

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£¤290

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§̈¦35

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City of AustinWatershed Regulation Areas

Desired Development ZoneUrbanSuburban (Inside City Limits)Suburban (Outside City Limits)

Drinking Water Protection ZoneWater Supply RuralWater Supply SuburbanBarton Springs Zone

RoadsWatershedsLakes & RiversEdwards Aquifer Recharge Zone

0 5 102.5 Miles

This product is for informational purposes and may not havebeen prepared for or be suitable for legal, engineering, or surveying purposes. It Does not represent an on the groundsurvey and represents only the approximant relative locationof property boundaries.This product has been produced bythe Watershed Protection Department for the sole purpose of geographic reference. No warranty is made by the City regarding accuracy or completeness. 1.4.17

Recharge Zone

Recha

rge Z

one

Dry E

Lake Travis

Brushy

S BrushyLake Creek

Buttercup

Wilbarger

Rattan

Cottonwood

Gilleland

WalnutBull

HarrisBranchW Bull

Shoal

Running Deer Panther

Hollow

Lake Austin

LittleWalnut

Bear W

TurkeyHarrison Hollow

Stei

ner Coldwater

Decker

DryN

Co

nnors

Wal

ler

Hog Pen ButtermilkHoney

Cuer

nava

ca

Commons Ford

Taylor Slough

N

TannehillFort

Cedar Hollow Huck's

Slough

LittleBarton

BohlsHollow

Bee Creek

John

son

Barton Boggy

LockwoodTaylor

Slough S

Colorado River

Elm

Town Lake

Little Bee

Eanes

W B

ould

inE

Bou

ldin

Williamson

Blu

nn Country

Club W

CarsonCountryClub E

SlaughterOnion

Bear

South Boggy

Cottonmouth

Marble

N Fork Dry

Little Bear MahaS Fork DryRinard

Cedar

PlumElm Creek

South

St. S

teph

ens

Harper 'sBranch

Onion

£¤183

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£¤183

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UV360

¬«71

£¤290

£¤290

§̈¦35

§̈¦35

¬«71

¬«1

¬«130

¬«45

City of AustinWatershed Regulation Areas

Desired Development ZoneUrbanSuburban (Inside City Limits)Suburban (Outside City Limits)

Drinking Water Protection ZoneWater Supply RuralWater Supply SuburbanBarton Springs Zone

RoadsWatershedsLakes & RiversEdwards Aquifer Recharge Zone

0 5 102.5 Miles

This product is for informational purposes and may not havebeen prepared for or be suitable for legal, engineering, or surveying purposes. It Does not represent an on the groundsurvey and represents only the approximant relative locationof property boundaries.This product has been produced bythe Watershed Protection Department for the sole purpose of geographic reference. No warranty is made by the City regarding accuracy or completeness. 1.4.17

Recharge Zone

Recha

rge Z

one

Dry E

Lake Travis

Brushy

S BrushyLake Creek

Buttercup

Wilbarger

Rattan

Cottonwood

Gilleland

WalnutBull

HarrisBranchW Bull

Shoal

Running Deer Panther

Hollow

Lake Austin

LittleWalnut

Bear W

TurkeyHarrison Hollow

Stei

ner Coldwater

Decker

DryN

Co

nnors

Wal

ler

Hog Pen ButtermilkHoney

Cuer

nava

ca

Commons Ford

Taylor Slough

N

TannehillFort

Cedar Hollow Huck's

Slough

LittleBarton

BohlsHollow

Bee Creek

John

son

Barton Boggy

LockwoodTaylor

Slough S

Colorado River

Elm

Town Lake

Little Bee

Eanes

W B

ould

inE

Bou

ldin

Williamson

Blu

nn Country

Club W

CarsonCountryClub E

SlaughterOnion

Bear

South Boggy

Cottonmouth

Marble

N Fork Dry

Little Bear MahaS Fork DryRinard

Cedar

PlumElm Creek

South

St. S

teph

ens

Harper 'sBranch

Onion

£¤183

")2222

£¤183

£¤183

UV360

¬«71

£¤290

£¤290

§̈¦35

§̈¦35

¬«71

¬«1

¬«130

¬«45

City of AustinWatershed Regulation Areas

Desired Development ZoneUrbanSuburban (Inside City Limits)Suburban (Outside City Limits)

Drinking Water Protection ZoneWater Supply RuralWater Supply SuburbanBarton Springs Zone

RoadsWatershedsLakes & RiversEdwards Aquifer Recharge Zone

0 5 102.5 Miles

This product is for informational purposes and may not havebeen prepared for or be suitable for legal, engineering, or surveying purposes. It Does not represent an on the groundsurvey and represents only the approximant relative locationof property boundaries.This product has been produced bythe Watershed Protection Department for the sole purpose of geographic reference. No warranty is made by the City regarding accuracy or completeness. 1.4.17

CITY OF AUSTINWATERSHED REGULATION AREAS

Have questions? Give us a call at (512) 669-5560 to discuss

your next project.

BIG RED DOG ENGINEERING + CONSULTING (512) 669-5560 BIGREDDOG.com

CIT

Y O

F AU

STIN

WAT

ERSH

EDPR

OTE

CTI

ON

ORD

INAN

CE

SUM

MA

RY T

ABL

E

BIG

RED

DO

G.c

om

Que

stio

ns?

Let’s

Tal

k:(5

12) 6

69-5

560

Key:

CW

QZ

= C

ritic

al W

ater

Qua

lity

Zone

ETJ

= Ex

tra-T

errit

oria

l Jur

isdi

ctio

nIC

= Im

perv

ious

Cov

erSF

= S

ingl

e-Fa

mily

Res

iden

tial

WQ

= W

ater

Qua

lity

WQ

TZ =

Wat

er Q

ualit

y Tr

ansi

tion

Zone

Sour

ce: C

ity o

f Aus

tinEff

ectiv

e: O

ctob

er 2

8, 2

013

Red

Text

= C

hang

e fro

m p

revi

ous

requ

irem

ents

City

of A

ustin

Wat

ersh

ed P

rote

ctio

n O

rdin

ance

Reg

ulat

ions

Sum

mar

y Ta

ble

Effe

ctiv

e: O

ctob

er 2

8, 2

013

Red

Tex

t = C

hang

e fr

om P

revi

ous

Req

uire

men

ts

ZON

ED

RIN

KIN

G W

ATE

R P

RO

TEC

TIO

N Z

ON

EU

rban

Subu

rban

City

Lim

itsSu

burb

anN

. Edw

ards

/ ET

JW

ater

Sup

ply

Subu

rban

Wat

erSu

pply

Rur

al

Bar

ton

Sprin

gsZo

ne

Cal

cula

tion

Bas

isG

ross

Site

Are

aG

ross

Site

Are

aG

ross

Site

Are

aN

et S

ite A

rea

Net

Site

Are

aN

et S

ite A

rea

Tran

sfer

s A

llow

e dN

oYe

sYe

sYe

sYe

sN

o

Upl

ands

: Max

Pct

IC M

ax P

ct M

ax P

ctSt

d /

w T

rans

fer

Max

Pct

Std

/ w

Tra

nsfe

r M

ax P

ctSt

d /

w T

rans

fer

Max

Pct

Std

/ w

Tra

nsfe

r M

ax P

ct[N

o Tr

ansf

ers]

Sing

le-F

amily

Res

. (Lo

t > 5

750

ft²)

50%

/

6

0%45

%

/

50%

Sing

le-F

amily

Res

. (Lo

t < 5

750

ft²)

55%

/

6

0%55

%

/

60%

Mul

ti-Fa

mily

Res

iden

tial M

ax P

ct60

%

/

70%

60%

/

6

5%C

omm

erci

al M

ax P

ct80

%

/

90%

65%

/

7

0%* M

in lo

t ¾-a

cre;

½-a

cre

with

tran

sfer

s; C

lust

erin

g: 1

uni

t/ac

max

; 2

uni

ts/a

c w

tran

sfer

** R

= R

echa

rge

Zone

B

C =

Bar

ton

Cre

ek

Con

tribu

ting

C

= O

ther

Con

tribu

ting

WQ

Tra

nsiti

on Z

one:

Max

Pct

IC(o

utsi

de fl

oodp

lain

)N

ot A

pplic

able

Not

App

licab

leN

ot A

pplic

able

18%

1 SF

uni

t / 3

acr

es1

SF u

nit /

3 a

cres

Non

e ov

er re

char

geC

ritic

al W

Q Z

one:

Max

Pct

ICN

one

(exc

ept

road

cro

ssin

gs)

Non

e (e

xcep

t lim

ited

road

cro

ssin

gs)

Non

e (e

xcep

t lim

ited

road

cro

ssin

gs)

Non

e (e

xcep

t lim

ited

road

cro

ssin

gs)

Non

e (e

xcep

t lim

ited

road

cro

ssin

gs)

Non

e (e

xcep

t lim

ited

road

cro

ssin

gs)

Crit

ical

Env

ironm

enta

l Fea

ture

(C

EF) M

ax P

ct IC

Non

e w

ithin

150

to

300

ft ra

dius

Non

e w

ithin

150

to

300

ft ra

dius

Non

e w

ithin

150

to

300

ft ra

dius

Non

e w

ithin

150

to

300

ft ra

dius

Non

e w

ithin

150

to30

0 ft

radi

usN

one

with

in 1

50 to

300

ft ra

dius

Min

o r64

– 3

20 a

cres

64 –

320

acr

es64

– 3

20 a

cres

64 –

320

acr

es64

– 3

20 a

cres

Inte

rmed

iate

320

– 64

0 ac

res

320

– 64

0 ac

res

320

– 64

0 ac

res

320

– 64

0 ac

res

320

– 64

0 ac

res

Ma j

orov

er 6

40 a

cres

over

640

acr

esov

er 6

40 a

cres

over

640

acr

esov

er 6

40 a

cres

Not

esU

rban

cre

eks

not c

lass

ified

Crit

ical

Wat

er Q

ualit

y Zo

neM

inor

100

ft.10

0 ft.

50

– 10

0 ft.

50

– 10

0 ft.

50

– 10

0 ft.

Inte

rmed

iate

200

ft.20

0 ft.

100

– 20

0 ft.

100

– 20

0 ft.

100

– 20

0 ft.

Maj

or30

0 ft.

300

ft.20

0 –

400

ft.20

0 –

400

ft.20

0 –

400

ft.N

o C

WQ

Z D

ownt

own

(Bar

ton

mai

nste

m 4

00 ft

.)N

otes

Betw

een

min

and

max

wid

th,

coin

cide

s w

ithth

e 10

0-ye

ar fu

lly-

deve

lope

dflo

odpl

ain

"Buf

fer a

vera

ging

" al

low

s si

tes

to re

duce

wid

th o

f bu

ffers

by

up to

one

-hal

f if t

he o

vera

ll am

ount

pr

otec

ted

rem

ains

the

sam

e

Betw

een

min

and

max

wid

th, c

oinc

ides

with

the

100-

year

fully

-dev

elop

ed fl

oodp

lain

Wat

er Q

ualit

y Tr

ansi

tion

Zone

Min

or10

0 ft.

100

ft.10

0 ft.

Inte

rmed

iate

200

ft.20

0 ft.

200

ft.M

ajor

300

ft.30

0 ft.

300

ft.

Varia

nces

from

Buf

fers

Adm

inis

trat

ive

unde

r ce

rtai

n co

nditi

ons

Mus

t app

ly fo

r Lan

d U

seC

omm

issi

on v

aria

nce

Mus

t app

ly fo

r Lan

d U

se C

omm

issi

on v

aria

nce.

Trea

tmen

t Sta

ndar

dSe

dim

enta

tion/

Filtr

atio

nSe

dim

enta

tion/

Filtr

atio

nSe

dim

enta

tion/

Filtr

atio

nSe

dim

enta

tion/

Filtr

atio

nSe

dim

enta

tion/

Filtr

atio

nN

on-D

egra

datio

n

Whe

n R

equi

red

All

new

/rede

velo

ped

if IC

> 8

,000

sq.

ft.

All

new

/rede

velo

ped

if IC

> 8

,000

sq.

ft.

All

new

/rede

velo

ped

if IC

> 8

,000

sq.

ft.

All n

ew/re

deve

lope

dif

IC >

8,0

00 s

q. ft

.;al

l IC

in W

QTZ

All n

ew/re

deve

lope

dif

IC >

8,0

00 s

q. ft

.;al

l IC

in W

QTZ

All d

evel

opm

ent

Allo

wed

in C

reek

Buf

fer

CW

QZ

= Ye

s pe

r EC

MW

QTZ

= N

/AC

WQ

Z =

Yes

per E

CM

WQ

TZ =

N/ A

CW

QZ

= Ye

s pe

r EC

MW

QTZ

= N

/ AC

WQ

Z =

No

WQ

TZ =

Yes

per

EC

MC

WQ

Z =

No

WQ

TZ =

Yes

per

EC

MC

WQ

Z =

No

WQ

TZ =

Yes

per

EC

M

Alte

rnat

ive

Stra

tegi

es A

llow

edYe

sYe

sYe

sYe

sYe

sN

o

Opt

iona

l Pay

men

t-in-

Lieu

Yes

No

No

No

No

No

Key:

CW

QZ

= C

ritic

al W

ater

Qua

lity

Zone

; ETJ

= E

xtra

-Ter

ritor

ial J

uris

dict

ion;

IC =

Impe

rvio

us C

over

; SF

= Si

ngle

-Fam

ily R

esid

entia

l; W

Q =

Wat

er Q

ualit

y; W

QTZ

= W

ater

Qua

lity

Tran

sitio

n Zo

ne

DES

IRED

DEV

ELO

PMEN

T ZO

NE

REG

ULA

TOR

YC

ATE

GO

RY

Impe

rvio

usC

over

(IC

)

50 –

400

ft.

64 a

cres

Not

Req

uire

d

No

Wat

ersh

ed IC

Li

mit:

Zon

ing

Lim

its

only

R

/ B

C

/ C

**15

% /

20%

/ 25

%fo

r all

uses

30%

/

4

0%

40%

/

5

5%

1 un

it pe

r 1 a

c./ 1

uni

t per

2 a

c.*

20%

/

2

5%

Wat

er Q

ualit

y C

ontr

ols

Wat

erw

aySe

tbac

ks

Wat

erw

ayC

lass

ifica

tions

Not

Req

uire

dN

ot R

equi

red

Page

1 o

f 110

/30/

2013

; 11:

44 A

M