Acknowledgments |
|
xvii | |
1 Environmental Concerns |
|
1 | (16) |
|
|
1 | (2) |
|
|
3 | (1) |
|
|
3 | (4) |
|
1.3.1 Paths of Migration for Gas |
|
|
4 | (1) |
|
1.3.2 Monitoring of Migrating Gases |
|
|
4 | (2) |
|
1.3.3 Identification of Biological vs. Thermogenic Gases |
|
|
6 | (1) |
|
1.4 Underground Gas Storage Facilities |
|
|
7 | (2) |
|
|
9 | (1) |
|
1.6 Emissions of Carbon Dioxide and Methane |
|
|
10 | (1) |
|
|
11 | (2) |
|
1.7.1 Orientation of the Fracture |
|
|
12 | (1) |
|
|
13 | (1) |
|
|
14 | (1) |
|
|
14 | (1) |
|
|
15 | (1) |
|
References and Bibliography |
|
|
15 | (2) |
2 Migration of Hydrocarbon Gases |
|
17 | (88) |
|
|
17 | (3) |
|
2.2 Geochemical Exploration for Petroleum |
|
|
20 | (1) |
|
2.3 Primary and Secondary Migration of Hydrocarbons |
|
|
20 | (3) |
|
2.3.1 Primary Gas Migration |
|
|
21 | (1) |
|
2.3.2 Secondary Gas Migration |
|
|
22 | (1) |
|
|
22 | (1) |
|
2.4 Origin of Migrating Hydrocarbon Gases |
|
|
23 | (11) |
|
2.4.1 Biogenic vs. Thermogenic Gas |
|
|
24 | (3) |
|
2.4.1.1 Sources of Migrating Gases |
|
|
24 | (1) |
|
|
24 | (2) |
|
2.4.1.3 Thermogenic Methane Gas |
|
|
26 | (1) |
|
2.4.2 Isotopic Values of Gases |
|
|
27 | (3) |
|
2.4.3 Nonhydrocarbon Gases |
|
|
30 | (1) |
|
|
31 | (1) |
|
2.4.5 Surface Gas Sampling |
|
|
32 | (1) |
|
|
33 | (1) |
|
2.5 Driving Force of Gas Movement |
|
|
34 | (15) |
|
2.5.1 Density of a Hydrocarbon Gas under Pressure |
|
|
34 | (1) |
|
2.5.2 Sample Problem (Courtesy of Gulf Publishing Company) |
|
|
35 | (3) |
|
2.5.3 Other Methods of Computing Natural Gas Compressibility |
|
|
38 | (2) |
|
|
40 | (1) |
|
2.5.5 Petrophysical Parameters Affecting Gas Migration |
|
|
41 | (1) |
|
2.5.6 Porosity, Void Ratio, and Density |
|
|
42 | (4) |
|
|
46 | (2) |
|
2.5.8 Free and Dissolved Gas in Fluid |
|
|
48 | (1) |
|
2.5.9 Quantity of Dissolved Gas in Water |
|
|
48 | (1) |
|
2.6 Types of Gas Migration |
|
|
49 | (12) |
|
2.6.1 Molecular Diffusion Mechanism |
|
|
49 | (3) |
|
2.6.2 Discontinuous-Phase Migration of Gas |
|
|
52 | (2) |
|
2.6.3 Minimum Height of Gas Column Necessary to Initiate Upward Gas Movement |
|
|
54 | (1) |
|
|
54 | (2) |
|
2.6.5 Sample Problem (Courtesy of Gulf Publishing Company) |
|
|
56 | (1) |
|
|
56 | (2) |
|
2.6.7 Sample Problem 2.2 (Courtesy of Gulf Publishing Company) |
|
|
58 | (1) |
|
2.6.8 Continuous-Phase Gas Migration |
|
|
59 | (2) |
|
2.7 Paths of Gas Migration Associated with Oilwells |
|
|
61 | (8) |
|
2.7.1 Natural Paths of Gas Migration |
|
|
63 | (1) |
|
2.7.2 Man-Made Paths of Gas Migration (boreholes) |
|
|
64 | (2) |
|
|
65 | (1) |
|
|
66 | (1) |
|
2.7.2.3 Repressured Wells |
|
|
66 | (1) |
|
2.7.3 Creation of Induced Fractures during Drilling |
|
|
66 | (3) |
|
2.8 Wells Leaking Due to Cementing Failure |
|
|
69 | (5) |
|
2.8.1 Breakdown of Cement |
|
|
69 | (1) |
|
2.8.2 Cement Isolation Breakdown (Shrinkage-Circumferential Fractures) |
|
|
70 | (1) |
|
2.8.3 Improper Placement of Cement |
|
|
71 | (3) |
|
2.9 Environmental Hazards of Gas Migration |
|
|
74 | (4) |
|
2.9.1 Explosive Nature of Gas |
|
|
74 | (1) |
|
2.9.2 Toxicity of Hydrocarbon Gas |
|
|
75 | (3) |
|
2.10 Migration of Gas from Petroleum Wellbores |
|
|
78 | (1) |
|
2.10.1 Effect of Seismic Activity |
|
|
78 | (1) |
|
2.11 Case Histories of Gas Migration Problems |
|
|
79 | (18) |
|
2.11.1 Inglewood Oilfield, CA |
|
|
80 | (1) |
|
2.11.2 Los Angeles City Oilfield, CA |
|
|
81 | (2) |
|
2.11.2.1 Belmont High School Construction |
|
|
81 | (2) |
|
2.11.3 Montebello Oilfield, CA |
|
|
83 | (1) |
|
2.11.3.1 Montebello Underground Gas Storage |
|
|
84 | (1) |
|
2.11.4 Playa Del Rey Oilfield, CA |
|
|
84 | (2) |
|
2.11.4.1 Playa del Rey underground Gas Storage |
|
|
84 | (2) |
|
2.11.5 Salt Lake Oilfield, CA |
|
|
86 | (3) |
|
2.11.5.1 Ross Dress for Less Department Store Explosion/Fire, Los Angeles, CA |
|
|
87 | (1) |
|
|
88 | (1) |
|
2.11.5.3 South Salt Lake Oilfield Gas Seeps from Gas Injection Project |
|
|
89 | (1) |
|
2.11.5.4 Wilshire and Curson Gas Seep, Los Angeles, CA, 1999 |
|
|
89 | (1) |
|
2.11.6 Santa Fe Springs Oilfield, CA |
|
|
89 | (2) |
|
2.11.7 El Segundo Oilfield, CA |
|
|
91 | (1) |
|
2.11.8 Honor Rancho and Tapia Oilfields, CA |
|
|
91 | (1) |
|
2.11.9 Sylmar, CA - Tunnel Explosion |
|
|
91 | (1) |
|
2.11.10 Hutchinson, KS - Explosion and Fires |
|
|
91 | (2) |
|
2.11.11 Huntsman Gas Storage, NE |
|
|
93 | (2) |
|
2.11.12 Mont Belvieu Gas Storage Field, TX |
|
|
95 | (1) |
|
2.11.13 Leroy Gas Storage Facility, WY |
|
|
95 | (2) |
|
|
97 | (1) |
|
References and Bibliography |
|
|
98 | (7) |
3 Subsidence as a Result of Gas/Oil/Water Production |
|
105 | (82) |
|
|
105 | (3) |
|
3.2 Theoretical Compaction Models |
|
|
108 | (3) |
|
3.3 Theoretical Modeling of Compaction |
|
|
111 | (8) |
|
3.3.1 Terzaghi's Compaction Model |
|
|
112 | (3) |
|
3.3.2 Athy's Compaction Model |
|
|
115 | (1) |
|
3.3.3 Hedberg's Compaction Model |
|
|
115 | (1) |
|
3.3.4 Weller's Compaction Model |
|
|
116 | (1) |
|
3.3.5 Teodorovich and Chernov's Compaction Model |
|
|
117 | (1) |
|
3.3.6 Beall's Compaction Model |
|
|
118 | (1) |
|
3.3.7 Katz and Ibrahim Compaction Model |
|
|
118 | (1) |
|
3.4 Subsidence Over Oilfields |
|
|
119 | (11) |
|
|
121 | (1) |
|
3.4.2 Effect of Earthquakes on Subsidence |
|
|
122 | (1) |
|
3.4.3 Stress and Strain Distribution in Subsiding Areas |
|
|
122 | (3) |
|
3.4.4 Calculation of Subsidence in Oilfields |
|
|
125 | (3) |
|
3.4.5 Permeability Seals for Confined Aquifers |
|
|
128 | (1) |
|
3.4.6 Fissures Caused by Subsidence |
|
|
128 | (2) |
|
3.5 Case Studies of Subsidence over Hydrocarbon Reservoirs |
|
|
130 | (48) |
|
3.5.1 Los Angeles Basin, CA, Oilfields, Inglewood Oilfield, CA |
|
|
130 | (4) |
|
3.5.1.1 Baldwin Hills Dam Failure |
|
|
131 | (3) |
|
3.5.1.2 Proposed Housing Development |
|
|
134 | (1) |
|
3.5.2 Los Angeles City Oilfield, CA |
|
|
134 | (2) |
|
3.5.2.1 Belmont High School Construction |
|
|
134 | (2) |
|
3.5.3 Playa Del Rey Oilfield, CA |
|
|
136 | (2) |
|
3.5.3.1 Playa Del Rey Marina Subsidence |
|
|
137 | (1) |
|
3.5.4 Torrance Oilfield, CA |
|
|
138 | (1) |
|
3.5.5 Redondo Beach Marina Area, CA |
|
|
138 | (1) |
|
3.5.6 Salt Lake Oilfield, CA |
|
|
139 | (1) |
|
3.5.7 Santa Fe Springs Oilfield, CA |
|
|
140 | (1) |
|
3.5.8 Wilmington Oilfield, Long Beach, CA |
|
|
141 | (11) |
|
3.5.9 North Stavropol Oilfield, Russia |
|
|
152 | (5) |
|
3.5.10 Subsidence over Venezuelan Oilfields |
|
|
157 | (9) |
|
3.5.10.1 Subsidence in the Bolivar Coastal Oilfields of Venezuela |
|
|
158 | (2) |
|
3.5.10.2 Subsidence of Facilities |
|
|
160 | (6) |
|
3.5.11 Po-Veneto Plain, Italy |
|
|
166 | (7) |
|
|
167 | (6) |
|
3.5.12 Subsidence Over the North Sea Ekofisk Oilfield |
|
|
173 | (4) |
|
|
174 | (1) |
|
3.5.12.2 Ekofisk Field Description |
|
|
175 | (2) |
|
3.5.12.3 Enhanced Oil Recovery Projects |
|
|
177 | (1) |
|
|
177 | (1) |
|
|
178 | (1) |
|
References and Bibliography |
|
|
179 | (8) |
4 Effect of Emission of CO2 and CH4 into the Atmosphere |
|
187 | (24) |
|
|
187 | (2) |
|
4.2 Historic Geologic Evidence |
|
|
189 | (8) |
|
4.2.1 Historic Record of Earth's Global Temperature |
|
|
189 | (2) |
|
4.2.2 Effect of Atmospheric Carbon Content on Global Temperature |
|
|
191 | (3) |
|
|
194 | (3) |
|
|
197 | (10) |
|
4.3.1 Modeling the Planet Earth |
|
|
197 | (1) |
|
4.3.2 Modeling the Planet Venus |
|
|
198 | (5) |
|
4.3.3 Anthropogenic Carbon Effect on the Earth's Global Temperature |
|
|
203 | (1) |
|
4.3.4 Methane Gas Emissions |
|
|
204 | (2) |
|
4.3.5 Monitoring of Methane Gas Emissions |
|
|
206 | (1) |
|
|
207 | (4) |
5 Fracking |
|
211 | (58) |
|
|
211 | (1) |
|
5.2 Studies Supporting Hydraulic Fracturing |
|
|
211 | (1) |
|
5.3 Studies Opposing Hydraulic Fracturing |
|
|
212 | (1) |
|
|
213 | (1) |
|
|
214 | (3) |
|
5.5.1 Conventional Reservoirs |
|
|
214 | (1) |
|
5.5.2 Unconventional Reservoirs |
|
|
214 | (3) |
|
5.6 Fractures: Their Orientation and Length |
|
|
217 | (1) |
|
5.6.1 Fracture Orientation |
|
|
217 | (1) |
|
5.6.2 Fracture Length/Height |
|
|
218 | (1) |
|
|
218 | (1) |
|
|
219 | (1) |
|
|
219 | (1) |
|
5.8.2 Subsurface Blowouts |
|
|
219 | (1) |
|
|
220 | (1) |
|
5.10 Fracturing and the Groundwater Contamination |
|
|
220 | (1) |
|
5.11 Pre-Drill Assessment |
|
|
220 | (2) |
|
|
222 | (1) |
|
|
222 | (5) |
|
|
222 | (3) |
|
|
225 | (1) |
|
|
225 | (1) |
|
5.13.4 Well Plug and Abandonment P&A |
|
|
226 | (1) |
|
|
227 | (1) |
|
5.15 Failure and Contamination Reduction |
|
|
227 | (3) |
|
5.15.1 Conduct Environmental Sampling Before and During Operations |
|
|
227 | (1) |
|
5.15.2 Disclose the Chemicals Used in Fracking Operations |
|
|
227 | (1) |
|
5.15.3 Ensure that Wellbore Casings are Properly Designed and Constructed |
|
|
228 | (1) |
|
5.15.4 Eliminate Venting and Work toward Green Completions |
|
|
228 | (1) |
|
5.15.5 Prevent Flowback Spillage/Leaks |
|
|
228 | (1) |
|
5.15.6 Dispose/Recycle Flowback Properly |
|
|
228 | (1) |
|
5.15.7 Minimize Noise and Dust |
|
|
229 | (1) |
|
5.15.8 Protect Workers and Drivers |
|
|
229 | (1) |
|
5.15.9 Communicate and Engage |
|
|
229 | (1) |
|
5.15.10 Record and Document |
|
|
230 | (1) |
|
|
230 | (1) |
|
5.17 Common Fracturing Additives |
|
|
231 | (1) |
|
5.18 Typical Percentages of Commonly Used Additives |
|
|
232 | (1) |
|
5.19 Chemicals Used in Fracking |
|
|
233 | (2) |
|
|
235 | (3) |
|
|
236 | (1) |
|
5.20.2 Resin-Coated Proppant |
|
|
237 | (1) |
|
5.20.3 Manufactured Ceramics Proppants |
|
|
238 | (1) |
|
5.20.4 Other Types of Proppants |
|
|
238 | (1) |
|
|
238 | (1) |
|
5.22 Direction of Flow of Frack Fluids |
|
|
239 | (1) |
|
5.23 Subsurface Contamination of Groundwater |
|
|
239 | (3) |
|
|
240 | (2) |
|
5.23.2 Possible Sources of Methane in Water Wells |
|
|
242 | (1) |
|
|
242 | (1) |
|
|
243 | (1) |
|
5.25 Other Surface Impacts |
|
|
243 | (1) |
|
|
243 | (1) |
|
5.27 Water Usage and Management |
|
|
244 | (2) |
|
|
245 | (1) |
|
|
245 | (1) |
|
5.27.3 Flowback and Produced Water Management |
|
|
245 | (1) |
|
|
246 | (1) |
|
5.29 Induced Seismic Event |
|
|
246 | (1) |
|
5.30 Wastewater Disposal Wells |
|
|
247 | (1) |
|
|
247 | (1) |
|
5.31.1 Regulatory Oversight |
|
|
247 | (1) |
|
5.31.2 Federal Level Oversight |
|
|
248 | (1) |
|
5.31.3 State Level Oversight |
|
|
248 | (1) |
|
5.31.4 Municipal Level Oversight |
|
|
248 | (1) |
|
5.32 Examples of Legislation and Regulations |
|
|
248 | (1) |
|
5.33 Frack Fluid Makeup Reporting |
|
|
249 | (1) |
|
|
250 | (1) |
|
5.34 Atmospheric Emissions |
|
|
250 | (2) |
|
5.35 Air Emissions Controls |
|
|
252 | (2) |
|
5.35.1 Common Sources of Air Emissions |
|
|
253 | (1) |
|
5.35.2 Fugitive Air Emissions |
|
|
253 | (1) |
|
|
254 | (1) |
|
5.36.1 Stationary Sources |
|
|
254 | (1) |
|
|
255 | (1) |
|
5.38 Regulated Pollutants |
|
|
255 | (2) |
|
5.38.1 NAAQS Criteria Pollutants |
|
|
256 | (1) |
|
5.39 Attainment versus Non-attainment |
|
|
257 | (1) |
|
5.40 Types of Federal Regulations |
|
|
257 | (1) |
|
|
257 | (1) |
|
5.42 NSPS Regulations: 40 CFR Part 60 |
|
|
258 | (2) |
|
|
258 | (1) |
|
5.42.2 Facilities/Activities Affected by NSPS 0000 |
|
|
258 | (2) |
|
5.43 Construction and Operating New Source Review Permits |
|
|
260 | (1) |
|
|
260 | (1) |
|
5.45 Chemicals and Products on Locations |
|
|
260 | (3) |
|
5.46 Material Safety Data Sheets (MSDS) |
|
|
263 | (1) |
|
|
263 | (1) |
|
|
264 | (1) |
|
State Agency Web Addresses |
|
|
264 | (1) |
|
|
265 | (1) |
|
|
266 | (3) |
6 Corrosion |
|
269 | (60) |
|
|
269 | (1) |
|
|
270 | (3) |
|
|
270 | (1) |
|
|
270 | (1) |
|
|
271 | (1) |
|
|
271 | (1) |
|
|
271 | (1) |
|
|
271 | (1) |
|
|
271 | (1) |
|
|
272 | (1) |
|
|
272 | (1) |
|
6.3 Electrochemical Corrosion |
|
|
273 | (7) |
|
6.3.1 Components of Electrochemical Corrosion |
|
|
277 | (3) |
|
6.3.1.1 Electromotive Force Series |
|
|
277 | (2) |
|
6.3.1.2 Actual Electrode Potentials |
|
|
279 | (1) |
|
|
280 | (9) |
|
6.4.1 Cathode/anode Area Ratio |
|
|
280 | (1) |
|
|
280 | (1) |
|
|
280 | (3) |
|
|
283 | (3) |
|
|
283 | (1) |
|
|
284 | (2) |
|
|
286 | (1) |
|
6.4.5 Alkalinity of Environment |
|
|
286 | (1) |
|
6.4.6 The influence of pH on the Rate of Corrosion |
|
|
287 | (1) |
|
6.4.7 Sulfate-Reducing Bacteria |
|
|
287 | (1) |
|
6.4.8 Corrosion in Gas-Condensate Wells |
|
|
288 | (1) |
|
|
289 | (4) |
|
|
290 | (2) |
|
|
292 | (1) |
|
|
293 | (2) |
|
|
293 | (1) |
|
|
294 | (1) |
|
|
294 | (1) |
|
6.6.4 Intergranular Corrosion |
|
|
294 | (1) |
|
6.6.5 Galvanic or Two-metal Corrosion |
|
|
294 | (1) |
|
|
294 | (1) |
|
6.6.7 Cavitation Corrosion |
|
|
294 | (1) |
|
|
295 | (1) |
|
6.6.9 Corrosion Due to Variation in Fluid Flow |
|
|
295 | (1) |
|
|
295 | (1) |
|
6.7 Stress-Induced Corrosion |
|
|
295 | (3) |
|
6.7.1 Cracking in Drilling and Producing Environments |
|
|
296 | (2) |
|
6.7.1.1 Hydrogen Embrittlement (Sulfide Cracking) |
|
|
297 | (1) |
|
6.7.1.2 Corrosion Fatigue |
|
|
297 | (1) |
|
|
298 | (9) |
|
6.8.1 Microbes Associated with Oilfield Corrosion |
|
|
302 | (1) |
|
6.8.2 Microbial Interaction with Produced Oil |
|
|
303 | (1) |
|
6.8.3 Microorganisms in Corrosion |
|
|
303 | (2) |
|
|
303 | (2) |
|
|
305 | (1) |
|
6.8.4 Different Mechanisms of Microbial Corrosion |
|
|
305 | (1) |
|
6.8.5 Corrosion Inhibition by Bacteria |
|
|
305 | (1) |
|
6.8.6 Microbial Corrosion Control |
|
|
306 | (1) |
|
6.9 Corrosion Related to Oilfield Production |
|
|
307 | (14) |
|
6.9.1 Corrosion of Pipelines and Casing |
|
|
307 | (1) |
|
6.9.2 Casing Corrosion Inspection Tools |
|
|
308 | (1) |
|
6.9.3 Electromagnetic Corrosion Detection |
|
|
309 | (1) |
|
6.9.4 Methods of Corrosion Measurement |
|
|
309 | (1) |
|
|
309 | (1) |
|
6.9.6 Potential Profile Curves |
|
|
310 | (1) |
|
6.9.7 Protection of Casing and Pipelines |
|
|
310 | (2) |
|
|
312 | (1) |
|
6.9.9 Cathodic Protection |
|
|
312 | (3) |
|
6.9.10 Structure Potential Measurement |
|
|
315 | (1) |
|
6.9.11 Soil Resistivity Measurements |
|
|
315 | (2) |
|
6.9.12 Interaction between an Old and a New Pipeline |
|
|
317 | (1) |
|
6.9.13 Corrosion of Offshore Structures |
|
|
318 | (2) |
|
6.9.14 Galvanic vs. Imposed Direct Electrical Current |
|
|
320 | (1) |
|
6.10 Economics and Preventitive Methods |
|
|
321 | (1) |
|
6.11 Corrosion Rate Measurement Units |
|
|
322 | (1) |
|
References and Bibliography |
|
|
322 | (7) |
7 Scaling |
|
329 | (22) |
|
|
329 | (1) |
|
|
330 | (2) |
|
|
332 | (2) |
|
7.4 Hardness and Alkalinity |
|
|
334 | (1) |
|
7.5 Common Oilfield Scale Scenarios |
|
|
334 | (5) |
|
7.5.1 Formation of a Scale |
|
|
334 | (2) |
|
7.5.2 Calcium Carbonate Scale Formation |
|
|
336 | (2) |
|
7.5.3 Sulfate Scale Formation |
|
|
338 | (1) |
|
7.6 Prediction of Scale Formation |
|
|
339 | (6) |
|
7.6.1 Prediction of CaSO4 Deposition |
|
|
341 | (1) |
|
7.6.2 Prediction of CaCO3 Deposition |
|
|
342 | (3) |
|
7.7 Solubility of Calcite, Dolomite, Magnesite and Their Mixtures |
|
|
345 | (1) |
|
|
345 | (2) |
|
|
347 | (1) |
|
|
348 | (1) |
|
References and Bibliography |
|
|
348 | (3) |
Appendix A |
|
351 | (26) |
About the Authors |
|
377 | (2) |
Author Index |
|
379 | (8) |
Subject Index |
|
387 | |