Natural GasFrom RocksTo Pipelines

BrianBrock

Natural Gas

MethaneCH4

EthaneC2H6

PropaneC3H8

CH4 + 2O2 = CO2 + 2H2O + Heat

Plankton

Bruce Selleck

Marcellus WellsDelaware County

New York

Bruce Selleck

Sandstone WellsChenango/Madison

New York

Bruce Selleck

Utica WellsOtsego County

New York

Bruce Selleck

TriplePlay

Vibroseis Trucks & Geophones

2D Seismic ImageNormal Faults

Off Shore, Lebanon

Single-Well Pad

Matoushek #1Stone Energy

Clinton TownshipWayne CountyPennsylvania

Single-Well Pad

Chesapeake EnergyUpshur County

West Virginia

HickoryWashington County

Pennsylvaniawww.donnan.com

MechanicalDrilling

Rig

Wikipedia

Rotary Cone Drill Bits

One Foot

Surface andProduction

Casing

Chesapeake Energy

Single-Well Pads on 40 ac Spacing

DimockPennsylvania

Nornew

Horizontal Drilling

1 Horizontal Well Pad replaces 18 Vertical Well Pads

Range ResourcesRange Resources

GAS WELLS

Application

Permit Expired

Shut In

Plugged

Horizontal and Vertical FracingChief Oil & Gas

Six-Well Horizontal Drilling Pads on 640 ac spacing

Chesapeake Energy

FracingEquipment

Chesapeake Energy

Frac Job

GulftexJohnson #2-H

Wise County TX

Frac Fluid Fractions

90.60.44

8.96

By Weight

Water

Chemicals

Proppants

WaterCatskill Mountain Keeper

Frac Sand

Penskie Minerals

20/40

Flex Frac

Frac Chemicals

Clearville PA

Frac Fluid Functions

Water 90.60%

NYSDEC dSGEIS By Weight

Frac ChemicalsFunction Chemicals

Acid Cleaner Hydrochloric Acid (HCl)

Breaker Peroxydisulfates, Ammonium Persulfate

Biocide Gluteraldehyde, 2-Bromo-2-Nitro-1,2-Propanediol

Clay Stabilizer Tetramethyl Ammonium Chloride, Potassium Chloride (KCl)

Corrosion Inhibitor N,n-Dimethyl Formamide

Crosslinker Borate Salts, Potassium Hydroxide (KOH)

Friction Reducer Sodium Aceylate-Acrylamide Copolymer, Polyacrylamide

Gelling Agent Guar Gum, Hydroxyethyl Cellulose

Iron Control Citric Acid, Thioglycolic Acid

Scale Inhibitor Ammonium Chloride, Ethylene Glycol, Polyacrylate

Surfactant Methanol, Isodropanol

pH Adjusting Sodium Carbonate , Potassium CarbonateNYSDEC dSGEIS, Chesapeake Energy

Goat Head

Multi-Stage Fracing

Schlumberger

Hicl

Flaring

Wotring RdHickory PA

Bob Donnan

Injection Well

Two Producing WellsDimock PA

Natural Gas Lease Forum

Estimated Average Gas ProductionChesapeake Energy

Horizontal Well Marcellus Fm.Pennsylvania

Compressor StationDimock PA

ProcessingNatural Gas

Separ

•H20 (L)

Filter

•Grit

Scrub

•H2S, CO2

Dehy

•H20 (G)

Sieve

•Hg

Cryo •N

2

Cryo II •H

e

Turbo

•NGL

Raw GasWell Head

User Refined Gas

OCCA

February 2009

GasLeases

Brian Brockprecambrianbrock@gmail.com