Lithologic Log
(Log data entered by KGS.) |
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From: 0 ft. to 2 ft. |
Top soil |
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From: 2 ft. to 128 ft. |
Brown clay |
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From: 128 ft. to 153 ft. |
Fine sand - loose |
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From: 153 ft. to 187 ft. |
Brown clay - lost circulation at 153 feet |
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From: 187 ft. to 219 ft. |
Blue clay |
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From: 219 ft. to 234 ft. |
Brown clay - small gravel streak |
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From: 234 ft. to 250 ft. |
Brown clay |
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From: 250 ft. to 257 ft. |
Fine to medium sand and gravel - tight |
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From: 257 ft. to 270 ft. |
Fine to medium sand and gravel - clay streak |
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From: 270 ft. to 390 ft. |
Brown clay |
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From: 390 ft. to 395 ft. |
Brown clay - small strip of brown rock |
| |
From: 395 ft. to 413 ft. |
Brown clay - 40% sandstone brown rock mixed |
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From: 413 ft. to 425 ft. |
Yellow clay sandstone brown rock mixed - tight |
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From: 425 ft. to 440 ft. |
Blue shale - pull down 300 to 400 |
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From: 440 ft. to 455 ft. |
Blue shale - pull down 500 - Use water 400 to 410 feet |
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From: 455 ft. to 495 ft. |
Blue shale |
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From: 495 ft. to 538 ft. |
Blue shale - small strip Dakota sand - tight |
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From: 538 ft. to 557 ft. |
Blue shale - 60% Dakota sand - loose - lost circulation at 545 feet |
| |
From: 557 ft. to 576 ft. |
Blue shale - small Dakota sand strip - tight |
| |
From: 576 ft. to 610 ft. |
Blue shale - 60% Dakota sand - loose |
| |
From: 610 ft. to 620 ft. |
Blue shale - 20% Dakota sand - tight |
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From: 620 ft. to 635 ft. |
Red bed - hard |
