Figure 27-1North American Land Mammal Ages

Gra

phic

s...B

DCP

EIR

/EIS

(1-3

1-12

) TM

SOURCE: Society of Vertebrate Paleontology 2012 (http://www.ucmp.berkeley.edu/people/pah/nalma.html)

RancholabreanIrvingtonian

Blancan

Hemphillian (extends into Pliocene)ClarendonianBarstovianHemingfordian

Arikareean (extends into Miocene)WhitneyanOrellan

ChadronianDuchesneanUintanBridgerianWasatchian (may extend into Paleocene)

ClarkforkianTi�anianPuercan

PleistoceneQuaternary

Pliocene

Miocene

Oligocene

Eocene

Paleocene

Pale

ogen

e

Tert

iary

Ceno

zoic

Neo

gene

North AmericanLand-Mammal Age

GeologicTime Scale

1

En Qmz Qmz Qo

Qry Qro

QfpQa

Qb

Qf

Q

Qmz

Q

Qi

Qf

Qf

Qdp Qf

Qb

Qb

Qo

Qo

Qo

Qo

Qo

Qb

Qb

Pt PtQ

Pt

Q

Q

Q

Q

Q

Q

Q

Kju

Pt

Pt

PtEmk

Emk

QEc

QoPt

Qo EmkEmkQl

PtPmzPmz

Qro

QroQb

Ql

Qb

Qyp

Qb

QopQr

Qro

QbQm2e

Qyp QrQop

Qfp

Qry

Qoe

QpmQb

Qm2e

Qpm

Qpm

Ql Qry

Ql

Ql

Qpm

Qpm Qb

Qpm

Qr

Qm

Qom

QmzQds

Ql

Qm2e

Qm2eQpm

Qpm

Qpm

Qcr

Qm2eQds

QpmQm2e

Qpm

QoaQe

Qm2e

Qm2e

Qya

Qymc

QiaQpm QpmQm2e

Qpm

Qds

Qfp

Qfp

QdsQm2e

QfpQomc

Qm

Qm2eQpm Qm

Qb

Qm

Qch

OP77

OP185

OP262

OP24

OP120

OP92

OP112

OP29

OP99

OP13

OP26

OP37

OP238OP33

OP104

OP16

OP4

OP160

OP275

OP128

OP113

OP121

OP61

OP88

OP130

OP132

£¤50

§̈¦680

§̈¦238

§̈¦880

§̈¦780

§̈¦80

§̈¦5

§̈¦505

§̈¦205

Clarksburg

Hood

Thornton

Byron

Ryde

Benicia

Brentwood

ElkGrove

Isleton

Oakley

RioVista Lodi

Tracy

Courtland

Fairfield

Freeport

Locke

SuisunCity

Antioch

BethelIsland

FrenchCamp

Knightsen

Lathrop

LincolnVillage

Manteca

Sacramento

Pittsburg

Stockton

Terminous

WalnutGrove

WestSacramento

DiscoveryBay

BayPoint

CountryClub

MountainHouse

Figure 27-2Surface Exposure of Geologic Units with Potential to Contain Fossils

Sources: Plan Area, ICF 2012; Area of Additional Analysis, ICF 2012; Constructability (Rev 10), DHCCP DWR 2012; Constructability (Rev 3b), DHCCP DWR 2012;

DRAFT

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.mxd

Date

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/2012

Time

: 3:00

:52 PM

Legend

Plan AreaAreas of Additional Analysis

Conveyance Construction FootprintPipeline/Tunnel AlignmentEast AlignmentWest Alignment

Byron Tract Forebay

Intake

Intermediate Forebay

Intermediate Pumping Plant

CulvertSiphon

Culvert Siphon

CulvertSiphon

Canal

Canal

Canal

Canal

Tunnel

OP120

OP160

OP104

OP4

OP99

OP113

§̈¦5

§̈¦205

Clarksburg

Hood

Thornton

Byron

Ryde

Brentwood

ElkGrove

Isleton

Oakley

RioVista

Courtland

Locke

Antioch

BethelIsland

Knightsen

LincolnVillage

Stockton

Terminous

WalnutGrove

DiscoveryBay

CountryClub

MountainHouse

Sources: Plan Area, ICF 2012; Constructability (Rev 10), DHCCP DWR 2012; Constructability (Rev 3b), DHCCP DWR 2012; Thickness of Organic Soils, DWR 2007.Note: Data were not available for the entire plan area.

LegendPlan AreaAreas of Additional Analysis

Conveyance Construction FootprintPipeline/Tunnel AlignmentEast AlignmentWest Alignment

Thickness of Organic Soils (feet)< 55 - 1010 - 1515 - 2020 - 2525 - 3030 - 3535 - 40> 40Through Delta/Separate Corridors

0 52.5Miles

´

DRAFTFigure 27-3

Depth to Top of Pleistocene Deposits

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PM 2

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