USGS

Magmatic Carbon Dioxide Emissions at Mammoth Mountain, California

By Christopher D. Farrar, John M. Neil, and James F. Howle

U.S. GEOLOGICAL SURVEY
Water-Resources Investigations report 98-4217
Sacramento, California 1999


Table 2. Carbon dioxide flux (emission rate) at selected sites, Mammoth Mountain, California, 1996
[Sample No., numeric identifier on map; Latitude/longitude, coordinates in degrees-minutes-seconds; (g/m2)/d, grams per square meter per day]

                                         Flux
Sample   Latitude       Longitude       (g/m2)/d
No.                       
---------------------------------------------------
     Horsehoe Lake Area--July 29-30,1996
---------------------------------------------------
 1      37°36'53.29"       119°01'17.63"         53
 2      37°36'50.53"       119°01'16.04"         57
 3      37°36'49.28"       119°01'15.77"      2,109
 4      37°36'50.58"       119°01'15.93"        726
 5      37°36'48.33"       119°01'15.86"      1,306
 6      37°36'47.11"       119°01'15.70"      1,276
 7      37°36'45.78"       119°01'15.40"      2,306
 8      37°36'44.51"       119°01'15.40"      1,059
 9      37°36'43.46"       119°01'16.08"        322
10      37°36'42.36"       119°01'15.62"        198
11      37°36'41.22"       119°01'15.40"        522
12      37°36'40.07"       119°01'15.72"        113
13      37°36'38.71"       119°01'15.48"         40
14      37°36'37.95"       119°01'16.78"         14
15      37°36'36.97"       119°01'16.75"         21
16      37°36'35.74"       119°01'17.30"         19
17      37°36'35.78"       119°01'18.40"         49
18      37°36'35.78"       119°01'19.02"        301
19      37°36'36.07"       119°01'19.47"        448
20      37°36'36.29"       119°01'20.16"         93
21      37°36'36.29"       119°01'21.06"         17
22      37°36'39.13"       119°01'21.76"         20
23      37°36'39.19"       119°01'20.35"        335
24      37°36'38.79"       119°01'19.18"        359
25      37°36'38.12"       119°01'17.83"         78
26      37°36'42.85"       119°01'19.25"         39
27      37°36'42.79"       119°01'17.45"        301
28      37°36'42.84"       119°01'15.40"        179
29      37°36'42.66"       119°01'13.79"      2,190
30      37°36'42.66"       119°01'12.41"      1,563
31      37°36'45.79"       119°01'19.35"        266
32      37°36'46.27"       119°01'18.04"        395
33      37°36'46.63"       119°01'16.48"        614
34      37°36'46.70"       119°01'15.17"      1,390
35      37°36'47.20"       119°01'13.86"        375
36      37°36'47.94"       119°01'12.23"      5,640
37      37°36'49.14"       119°01'10.66"        919
38      37°36'49.49"       119°01'12.28"        209
39      37°36'47.69"       119°01'12.78"      3,313
40      37°36'54.32"       119°01'06.88"        393
41      37°36'55.54"       119°01'08.96"        788
42      37°36'55.51"       119°01'06.76"        158
43      37°36'55.56"       119°01'05.10"        170
44      37°36'56.15"       119°01'03.46"        159
45      37°36'56.79"       119°01'03.34"      2,152
46      37°36'56.79"       119°01'02.65"        904
47      37°36'57.72"       119°01'02.20"      6,651
48      37°36'57.60"       119°01'00.98"      2,257
49      37°36'57.99"       119°01'00.10"      1,227
50      37°36'57.95"       119°00'58.44"         75
---------------------------------------------------
    Chair 12 Area-July 31,1996
---------------------------------------------------
51      37°38'45.35"       119°02'30.85"        101
52      37°38'43.28"       119°02'31.75"        132
53      37°38'45.60"       119°02'34.55"          7
54      37°38'45.27"       119°02'33.17"        294
55      37°38'44.75"       119°02'32.21"      1,333
56      37°38'44.24"       119°02'32.15"      2 593
57      37°38'44.30"       119°02'33.24"      3,058
58      37°38'47.14"       119°02'35.81"         42
59      37°38'47.38"       119°02'37.98"        255
60      37°38'46.92"       119°02'38.83"        132
61      37°38'46.40"       119°02'39.22"        468
62      37°38'46.54"       119°02'41.50"        178
63      37°38'46.47"       119°02'42.70"        162
64      37°38'46.83"       119°02'43.14"        289
65      37°38'46.55"       119°02'45.49"        623
66      37°38'46.65"       119°02'49.52"      2,633
67      37°38'47.57"       119°02'50.61"         31
68      37°38'46.28"       119°02'51.52"        663
69      37°38'48.45"       119°02'48.75"         36
70      37°38'49.15"       119°02'44.65"        907
71      37°38'50.05"       119°02'43.18"      2,758
72      37°38'49.04"       119°02'42.85"         53
73      37°38'55.50"       119°02'43.00"        614
74      37°38'55.10"       119°02'42.50"         23
75      37°38'56.50"       119°02'43.00"         99
76      37°38'56.50"       119°02'45.00"      1,367
77      37°38'55.50"       119°02'45.00"      1,590
---------------------------------------------------
     Reds Creek Area-September 9-12, 1996
---------------------------------------------------
78      37°37'31.63"       119°02'16.23"     22,463
79      37°37'31.71"       119°02'16.23"      2,997
80      37°37'33.31"       119°02'16.81"      2,708
81      37°37'34.36"       119°02'17.37"        451
82      37°37'33.64"       119°02'19.35"         14
83      37°37'32.25"       119°02'19.02"        134
84      37°37'31.04"       119°02'18.81"      1,372
85      37°37'30.53"       119°02'20.73"          0
86      37°37'29.36"       119°02'24.00"      4,224
87      37°37'29.61"       119°02'24.10"         10
88      37°37'28.78"       119°02'23.73"         13
89      37°37'28.09"       119°02'23.36"         16
90      37°37'27.15"       119°02'22.49"         36
91      37°37'26.27"       119°02'23.80"      4,703
92      37°37'25.42"       119°02'23.54"         86
93      37°37'24.53"       119°02'23.12"         13
94      37°37'23.60"       119°02'21.58"         94
95      37°37'22.53"       119°02'20.26"         14
96      37°37'21.00"       119°02'19.16"        111
97      37°37'19.74"       119°02'17.75"        257
98      37°37'18.92"       119°02'16.91"        141
99      37°37'18.12"       119°02'16.03"          9
100     37°37'17.69"       119°02'16.71"      1,318
101     37°37'18.31"       119°02'17.75"        467
102     37°37'18.71"       119°02'19.37"        216
103     37°37'19.02"       119°02'19.07"      3,883
104     37°37'20.10"       119°02'20.10"       1920
105     37°37'21.31"       119°02'21.37"        421
106     37°37'22.65"       119°02'22.76"      1,107
107     37°37'24.30"       119°02'23.98"      3,819
108     37°37'24.30"       119°02'24.60"        966
109     37°37'25.60"       119°02'24.69"      6,107
110     37°37'25.61"       119°02'26.56"         45
111     37°37'24.00"       119°02'26.70"         12
112     37°37'22.03"       119°02'26.45"         18
113     37°37'21.39"       119°02'24.46"          2
114     37°37'28.40"       119°02'28.77"          0
115     37°37'29.14"       119°02'27.77"      1,988
116     37°37'29.43"       119°02'28.08"        510
117     37°37'30.43"       119°02'27.10"        347
118     37°37'30.24"       119°02'27.10"        275
119     37°37'31.71"       119°02'25.35"        119
120     37°37'33.42"       119°02'23.16"        209
121     37°37'35.11"       119°02'21.58"        151
122     37°37'35.98"       119°02'21.77"        918
123     37°37'36.68"       119°O2'19.59"        581
124     37°37'38.11"       119°02'18.32"      3,786
125     37°37'39.18"       119°02'17.59"     29,812
126     37°37'39.03"       119°02'17.59"      1,500
127     37°37'39.81"       119°02'17.05"        186
128     37°37'40.04"       119°02'15.92"          0
129     37°37'44.42"       119°02'09.60"        285
130     37°37'43.50"       119°02'10.49"        879
131     37°37'42.04"       119°02'12.02"      1,399
132     37°37'42.30"       119°02'12.02"        953
133     37°37'41.68"       119°02'12.34"         11
134     37°37'41.47"       119°02'13.34"        416
135     37°37'41.15"       119°02'14.30"          5
136     37°37'41.10"       119°02'14.50"          0
137     37°37'40.79"       119°02'15.21"          1
138     37°37'39.17"       119°02'17.61"     30,951
139     37°37'39.10"       119°02'17.70"        517
140     37°37'37.56"       119°02'17.20"         76
141     37°37'34.25"       119°02'15.05"         26
142     37°37'33.31"       119°02'14.63"          6
143     37°37'31.80"       119°02'13.98"        440
144     37°37'31.17"       119°02'14.74"         13
145     37°37'24.24"       119°02'24.42"        897
---------------------------------------------------
    South Side Area-September 12,1996
---------------------------------------------------
146     37°37'14.85"       119°01'54.56"          3
147     37°37'14.60"       119°01'54.30"          1
148     37°37'14.03"       119°0l'45.30"         22
149     37°37'13.88"       119°0l'43.84"         54
150     37°37'13.92"       119°01'42.12"         68
151     37°37'13.99"       119°01'40.36"        231
152     37°37'14.10"       119°01'39.29"         56
153     37°37'13.51"       119°01'39.04"         99
154     37°37'12.97"       119°01'40.36"        154
155     37°37'13.08"       119°01'41.73"         35
156     37°37'12.87"       119°01'43.03"        323
157     37°37'12.69"       119°01'44.55"         78
158     37°37'12.48"       119°01'45.74"        737
159     37°37'12.47"       119°01'46.10"         23
160     37°37'11.78"       119°01'45.09"        358
161     37°37'11.90"       119°O1'43.61"        247
162     37°37'11.63"       119°01'42.23"        172
163     37°37'11.82"       119°01'40.67"        121
164     37°37'11.98"       119°01'39.72"        519
165     37°37'12.22"       119°01'38.83"         49
166     37°37'09.43"       119°01'38.76"        587
167     37°37'08.47"       119°01'38.25"        504
168     37°37'07.42"       119°01'39.19"         46
169     37°37'07.10"       119°01'39.99"         74
170     37°37'07.86"       119°01'36.39"         67
---------------------------------------------------
  Mammoth Lodge Area-September 14,1996
---------------------------------------------------
171     37°39'04.00"       119°O1'54.00"         24
172     37°39'04.00"       119°01'56.00"         81
173     37°39'04.00"       119°01'57.00"         49
174     37°39'04.03"       119°01'58.00"        164
175     37°39'04.05"       119°01'58.00"        273
176     37°39'05.00"       119°01'58.00"        353
177     37°39'05.03"       119°01'58.00"        179
178     37°39'05.03"       119°01'58.50"         72
179     37°39'05.03"       119°O1'58.60"          3
180     37°39'06.00"       119°02'01.50"         12
181     37°39'08.00"       119°02'02.00"          7
182     37°39'07.05"       119°O2'02.50"          0
183     37°39'08.00"       119°02'03.00"         17
184     37°39'01.00"       119°02'05.00"         94
185     37°39'00.00"       119°02'05.00"         43
186     37°38'59.05"       119°02'06.50"         27
187     37°38'59.05"       119°02'07.00"         32
188     37°38'59.00"       119°02'08.00"         41
189     37°39'00.00"       119°02'08.00"         57
190     37°39'00.00"       119°02'08.30"         70
191     37°39'00.05"       119°02'08.30"        256
192     37°39'00.00"       119°02'12.00"         25
193     37°39'01.00"       119°02'12.00"         26
194     37°38'57.00"       119°02'13.00"         57
195     37°38'59.00"       119°02'13.00"          3
196     37°38'58.05"       119°02'23.00"         56
197     37°38'58.00"       119°02'23.00"         17
198     37°38'58.00"       119°02'22.00"          4
---------------------------------------------------
       Saddle Area-September 13,1996
---------------------------------------------------
199     37°38'00.64"       119°01'56.67"          5
200     37°38'00.99"       119°01'56.19"          6
201     37°38'01.47"       119°01'55.87"         32
202     37°38'01.95"       119°01'55.64"         24
203     37°38'02.21"       119°01'55.39"          4
204     37°38'03.42"       119°01'54.87"          8
205     37°38'03.65"       119°01'54.91"      1,847
206     37°38'04.12"       119°01'55.52"          1
207     37°38'04.00"       119°01'55.50"          3
208     37°38'03.71"       119°01'56.11"          0
209     37°38'03.10"       119°01'56.09"        129
210     37°38'03.12"       119°01'54.39"        256
211     37°38'03.73"       119°01'53.80"      4,769
212     37°38'07.49"       119°02'03.85"         14
213     37°38'06.91"       119°02'08.42"          0
214     37°38'07.58"       119°02'07.53"         20
215     37°38'08.44"       119°02'06.75"         21
216     37°38'09.75"       119°02'05.30"         13
217     37°38'09.99"       119°02'05.03"          2
218     37°38'10.89"       119°02'04.51"          3
219     37°38'11.05"       119°02'03.56"          0
220     37°38'10.63"       119°02'01.96"         49
221     37°38'10.72"       119°01'59.46"        294
222     37°38'10.41"       119°01'58.64"          2
---------------------------------------------------
Mammoth Mountain Fumarole Area-September 13,1996
---------------------------------------------------
223     37°38'13.51"       119°01'43.24"      2,508
224     37°38'13.50"       119°01'43.00"        595
225     37°38'13.11"       119°01'43.04"         88
226     37°38'12.89"       119°01'42.71"        120
227     37°38'12.41"       119°01'42.29"        290
228     37°38'12.23"       119°01'42.04"        689
229     37°38'12.08"       119°O1'41.60"          8
230     37°38'13.12"       119°01'41.54"        160
231     37°38'13.39"       119°01'42.16"      8,050
232     37°38'13.60"       119°01'42.00"        708
233     37°38'14.06"       119°01'42.73"        104
234     37°38'14.43"       119°01'42.95"         52
235     37°38'14.04"       119°01'43.32"        933
236     37°38'13.77"       119°01'43.60"      4,319
237     37°38'13.49"       119°01'43.85"      1,623
238     37°38'13.37"       119°01'44.30"        188
239     37°38'14.16"       119°01'44.18"         62
---------------------------------------------------
      Dry Creek Area-September 13,1996
---------------------------------------------------
240     37°38'19.74"       119°O1'15.89"          0
241     37°38'20.69"       119°01'17.06"          2
242     37°38'20.94"       119°01'13.94"         14
243     37°38'24.07"       119°01'10.13"          5
244     37°38'29.49"       119°01'25.45"        594
245     37°38'30.03"       119°01'25.13"        474
246     37°38'31.11"       119°01'28.80"          3
247     37°38'24.09"       119°01'29.31"          6
248     37°38'26.93"       119°01'22.44"         25
---------------------------------------------------
      Red's Lake Area-August 4,1995
---------------------------------------------------
249     37°38'17.00"       119°03'00.12"        960
250     37°38'17.00"       119°03'00.10"      1,952
---------------------------------------------------