Knowledge (XXG)

Cobb Mountain

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on May 19, 1814. In 1853 he arrived in California and homesteaded in Cobb Valley and went on to become the county assessor and the road overseer for the Clearlake District in 1855. He built a combined saw and gristmill in 1859, which was later destroyed by fire. He sold his interests and moved to
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Geothermal Field, and several geothermal plants are located on the mountain. Other areas on the mountain are owned by Cobb Mountain Spring Water (now sold as Mayacamas Mountain Spring Water) or are privately held timberlands. Because much of Cobb Mountain is privately owned, it is largely not
427:, including much of the town of Cobb, as well as several geothermal facilities. The catastrophic fire, the third-most destructive in California's history, started on Cobb Mountain as the result of faulty hot tub wiring according to 637: 98: 668: 371:. The south slopes of Cobb Mountain drain into Anderson Creek, and thence into Putah Creek. The southwest slopes of Cobb Mountain drain into Cobb Creek, thence into 83: 909: 735: 919: 585: 334: 175: 491: 873: 620: 388: 325: 48: 858: 142: 482: 511: 929: 924: 853: 591: 487: 242: 843: 677: 914: 721: 91: 728: 863: 380: 376: 888: 330: 272: 340:
Cobb Mountain is one of the mountains in the Cobb Mountain Area, many of which have volcanic origin. Others are
477: 333:-Lake county line and is the highest point in Sonoma County. Nearby taller peaks like Mount Saint Helena and 788: 384: 308: 212: 412: 255: 66: 56: 319:, Cobb Mountain is tall enough to receive winter snowfall. The mountain has a sub-peak referred to as 744: 408: 292: 230: 71: 379:, and into the Pacific. The northwest slopes of Cobb Mountain drain into Alder Creek, thence into 808: 773: 316: 78: 823: 848: 838: 616: 372: 364: 813: 360: 349: 312: 391:, and the Sacramento River. The northeast slopes of Cobb Mountain drain into Kelsey Creek. 280: 868: 783: 237: 515: 758: 341: 267: 223: 903: 803: 793: 368: 216: 778: 768: 560: 345: 883: 798: 424: 417: 395: 356: 536: 453: 431:. Four people died and a total 76,000 acres (31,000 ha) were burned over. 878: 296: 113: 100: 260: 28: 352:. There are isolated small valleys and basins between the mountain peaks. 428: 702: 713: 41: 307:
Cobb Mountain's 4,723 feet (1,440 m) main summit is located in
279: 615:. Kelseyville, CA: Earthen Vessels Productions, Inc. p. 10. 717: 572: 411:, the first pioneer to settle in the area. Cobb was born in 355:
The east end of Cobb Mountain drains into the headwaters of
638:"Faulty hot tub blamed for last fall's massive Valley Fire" 323:
with an elevation of about 4483+ feet, (1367+ m)
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The Cobb Mountain area was devastated in 2015 by the
831: 751: 266: 254: 249: 236: 222: 208: 129: 90: 77: 65: 55: 40: 35: 21: 284:Southwest peak seen from the helipad to the south 559:Height and visual lines-of-sight are based on 729: 8: 667:Lake County Planning Department (May 1989), 736: 722: 714: 537:"Cobb Mountain-Southwest Peak, California" 18: 590:(Map). 1:24000. 7.5 Minute Topographic. 492:United States Department of the Interior 613:Mountains & Pioneers of Lake County 587:Whispering Pines quadrangle, California 440: 514:. USDA, Forest Service. Archived from 182: 149: 7: 910:Mountains of Lake County, California 573:Lake County Planning Department 1989 448: 446: 444: 676:(Preliminary Draft), archived from 483:Geographic Names Information System 399:accessible to the general public. 394:Much of Cobb Mountain lies within 14: 512:"Subsection M261Be Konocti Flows" 195:Cobb Mountain (the United States) 920:Mountains of Northern California 822: 181: 174: 148: 141: 27: 636:Stoneberg, David (2016-08-10). 488:United States Geological Survey 291:is the tallest mountain in the 337:can be seen from this summit. 321:Cobb Mountain – Southwest Peak 1: 329:; Southwest Peak lies on the 198:Show map of the United States 407:The mountain is named after 84:California county high point 454:"Cobb Mountain, California" 946: 61:3,160 ft (963 m) 820: 644:. Napa Valley, California 273:Clear Lake volcanic field 134: 114:38.8074045°N 122.740546°W 26: 930:Volcanoes of California 789:Mount Hood (California) 670:Cobb Mountain Area Plan 611:Mauldin, Henry (1995). 213:Lake County, California 119:38.8074045; -122.740546 925:Pleistocene lava domes 413:Henry County, Kentucky 311:, west of the town of 285: 165:Show map of California 162:Location in California 16:Mountain in California 283: 642:Napa Valley Register 915:Mayacamas Mountains 745:Mayacamas Mountains 293:Mayacamas Mountains 231:Mayacamas Mountains 110: /  809:Mount Saint Helena 774:Cow Mountain Ridge 326: NAVD 88 317:Mount Saint Helena 286: 49: NAVD 88 46:4723+ ft (1440+ m) 36:Highest point 897: 896: 849:Big Sulphur Creek 839:Arroyo Seco Creek 622:978-1-887400-22-0 373:Big Sulphur Creek 365:San Francisco Bay 328: 278: 277: 51: 937: 844:Big Canyon Creek 826: 814:Seigler Mountain 738: 731: 724: 715: 710: 690: 689: 688: 682: 675: 653: 652: 650: 649: 633: 627: 626: 608: 602: 601: 599: 598: 582: 576: 570: 564: 557: 551: 550: 548: 547: 533: 527: 526: 524: 523: 508: 502: 501: 499: 498: 474: 468: 467: 465: 464: 450: 361:Sacramento River 359:, then into the 350:Seigler Mountain 324: 245:Whispering Pines 226: 199: 185: 184: 178: 166: 152: 151: 145: 125: 124: 122: 121: 120: 115: 111: 108: 107: 106: 103: 47: 31: 19: 945: 944: 940: 939: 938: 936: 935: 934: 900: 899: 898: 893: 869:Mark West Creek 854:Calabazas Creek 827: 818: 784:Harbin Mountain 747: 742: 703:"Cobb Mountain" 701: 698: 693: 686: 684: 680: 673: 666: 662: 657: 656: 647: 645: 635: 634: 630: 623: 610: 609: 605: 596: 594: 584: 583: 579: 571: 567: 558: 554: 545: 543: 535: 534: 530: 521: 519: 510: 509: 505: 496: 494: 478:"Cobb Mountain" 476: 475: 471: 462: 460: 452: 451: 442: 437: 405: 305: 224: 204: 203: 202: 201: 200: 197: 196: 193: 192: 191: 190: 186: 169: 168: 167: 164: 163: 160: 159: 158: 157: 153: 118: 116: 112: 109: 104: 101: 99: 97: 96: 17: 12: 11: 5: 943: 941: 933: 932: 927: 922: 917: 912: 902: 901: 895: 894: 892: 891: 886: 881: 876: 871: 866: 861: 856: 851: 846: 841: 835: 833: 829: 828: 821: 819: 817: 816: 811: 806: 801: 796: 791: 786: 781: 776: 771: 766: 761: 759:Boggs Mountain 755: 753: 749: 748: 743: 741: 740: 733: 726: 718: 712: 711: 707:SummitPost.org 697: 696:External links 694: 692: 691: 663: 661: 658: 655: 654: 628: 621: 603: 577: 575:, p. 3.1. 565: 552: 541:Peakbagger.com 528: 503: 469: 458:Peakbagger.com 439: 438: 436: 433: 404: 401: 342:Boggs Mountain 315:. Like nearby 304: 301: 276: 275: 270: 268:Volcanic field 264: 263: 258: 252: 251: 247: 246: 240: 234: 233: 228: 220: 219: 210: 206: 205: 194: 188: 187: 180: 179: 173: 172: 171: 170: 161: 155: 154: 147: 146: 140: 139: 138: 137: 136: 135: 132: 131: 127: 126: 94: 88: 87: 81: 75: 74: 69: 63: 62: 59: 53: 52: 44: 38: 37: 33: 32: 24: 23: 15: 13: 10: 9: 6: 4: 3: 2: 942: 931: 928: 926: 923: 921: 918: 916: 913: 911: 908: 907: 905: 890: 887: 885: 882: 880: 877: 875: 872: 870: 867: 865: 862: 860: 857: 855: 852: 850: 847: 845: 842: 840: 837: 836: 834: 830: 825: 815: 812: 810: 807: 805: 804:Pyramid Ridge 802: 800: 797: 795: 794:Mount Konocti 792: 790: 787: 785: 782: 780: 777: 775: 772: 770: 767: 765: 764:Cobb Mountain 762: 760: 757: 756: 754: 750: 746: 739: 734: 732: 727: 725: 720: 719: 716: 708: 704: 700: 699: 695: 683:on 2021-04-23 679: 672: 671: 665: 664: 659: 643: 639: 632: 629: 624: 618: 614: 607: 604: 593: 589: 588: 581: 578: 574: 569: 566: 562: 556: 553: 542: 538: 532: 529: 518:on 2011-09-22 517: 513: 507: 504: 493: 489: 485: 484: 479: 473: 470: 459: 455: 449: 447: 445: 441: 434: 432: 430: 426: 421: 420:around 1860. 419: 414: 410: 402: 400: 397: 392: 390: 386: 382: 378: 377:Russian River 374: 370: 369:Pacific Ocean 366: 362: 358: 353: 351: 347: 343: 338: 336: 335:Snow Mountain 332: 327: 322: 318: 314: 310: 302: 300: 298: 294: 290: 289:Cobb Mountain 282: 274: 271: 269: 265: 262: 259: 257: 256:Mountain type 253: 248: 244: 241: 239: 235: 232: 229: 227: 221: 218: 214: 211: 207: 189:Cobb Mountain 177: 156:Cobb Mountain 144: 133: 128: 123: 95: 93: 89: 85: 82: 80: 76: 73: 72:Crockett Peak 70: 68: 64: 60: 58: 54: 50: 45: 43: 39: 34: 30: 25: 22:Cobb Mountain 20: 889:Scotts Creek 874:Middle Creek 864:Kelsey Creek 832:Watercourses 779:Mount Hannah 769:Cow Mountain 763: 706: 685:, retrieved 678:the original 669: 646:. Retrieved 641: 631: 612: 606: 595:. Retrieved 586: 580: 568: 561:Google Earth 555: 544:. Retrieved 540: 531: 520:. Retrieved 516:the original 506: 495:. Retrieved 481: 472: 461:. Retrieved 457: 422: 406: 393: 381:Kelsey Creek 354: 346:Mount Hannah 339: 320: 306: 288: 287: 225:Parent range 884:Putah Creek 799:Mahnke Peak 425:Valley Fire 418:Napa County 396:The Geysers 389:Cache Creek 357:Putah Creek 309:Lake County 117: / 105:122°44′26″W 92:Coordinates 67:Parent peak 904:Categories 879:Napa River 859:Cold Creek 687:2021-04-29 648:2021-10-29 597:2010-01-04 546:2009-07-05 522:2007-10-07 497:2009-07-05 463:2009-07-05 435:References 385:Clear Lake 367:, and the 297:California 102:38°48′27″N 57:Prominence 752:Mountains 409:John Cobb 261:Lava dome 130:Geography 42:Elevation 429:Cal Fire 303:Location 238:Topo map 209:Location 660:Sources 563:images. 403:History 250:Geology 79:Listing 619:  375:, the 363:, the 331:Sonoma 681:(PDF) 674:(PDF) 617:ISBN 592:USGS 348:and 313:Cobb 243:USGS 217:U.S. 86:42nd 295:of 906:: 705:. 640:. 539:. 490:, 486:. 480:. 456:. 443:^ 387:, 383:, 344:, 299:. 215:, 737:e 730:t 723:v 709:. 651:. 625:. 600:. 549:. 525:. 500:. 466:.

Index


Elevation
 NAVD 88
Prominence
Parent peak
Crockett Peak
Listing
California county high point
Coordinates
38°48′27″N 122°44′26″W / 38.8074045°N 122.740546°W / 38.8074045; -122.740546
Cobb Mountain is located in California
Cobb Mountain is located in the United States
Lake County, California
U.S.
Parent range
Mayacamas Mountains
Topo map
USGS
Mountain type
Lava dome
Volcanic field
Clear Lake volcanic field

Mayacamas Mountains
California
Lake County
Cobb
Mount Saint Helena
 NAVD 88
Sonoma

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