WSP10595

• File Number: 8220.106
• Description: Animas-La Plata
• State: CO
• Basin: San Juan/Dolores
• Water Division: 7
• Date: 1/1/2000
• Title: Draft Supplemental Environmental Impact Statement - Volume 1
• Water Supply Pro - Doc Type: EIS

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TABLE OF CONTENTS (continued)

Chanter

Pal!e No.

3.8.2.2 Soils. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-117
3.8.2.2.1 Methodology............................. 3-117
3.8.2.2.2 Significance Criteria. .... .... .. ... ... ... ...3-118
3.83 Affected Environment. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-118
3.83.1 Geology. . . . . . . .... . ....... . . , .. ..... ... . .... .. .... . 3-118
3.83.1.1 Structural Components .....................3-118

3.83.2 Soils. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-123
3.83.2.1 Structural Components .....................3-123
3.83.2.2 Non-Structural Component. . . . . . . . . . . . . . . . . . 3-126
3.83.2.3 Non-Binding M&I Water End Uses and
Distribution Systems ...".................. 3-126
3.8.4 Environmental Consequences and Mitigation ....................... 3-127
3.8.4.1 Refined Alternative 4 . . . ... .... .... .... . ..... . ... . ... ..3-127
3.8.4.1.1 Geology....... ... . ....... ... .. .... .. . . ..3-127
3.8.4.1.2 Soils.. .. ....... " .. ...... ... .. .... .. .. ..3-129
3.8.4.2 Refined Alternative 6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 3-131
3.8.4.2.1 Geology................................. 3-131
3.8.4.2.2 Soils. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-131
3.8.43 No Action Alternative ................................. 3-133
3.9 Cultural and Paleontologic Resources. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-133
3.9.1 Introduction... .... ... . ..... .... .... ... .. . ..... .. . .. .. .. .. . ...3-133
3.9.2 Evaluation Methodology. . . ..... ........... ..... . . . ... ....... ...3-134
3.9.2.1 Cultural Resources. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-134
3.9.2.1.1 Methodology.. . ... .. ... .. ... . .... .. .. . . ..3-134
3.9.2.1.2 Significance Criteria.. ..... . . . . .. ...... ....3-134
3.9.2.2 Paleontologic Resources. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-135
3.9.2.2.1 Methodology.. ..... .. .............. .... ..3-135
3.9.2.2.2 Significance Criteria ....................... 3-135
3.93 Affected Environment. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-135
3.93.1 Cultural Resources ....................................3-136
3.93.1.1 Ridges Basin .............................3-136
3.93.1.2 Areas West of Ridges Basin .................3-137
3.93.1.3 Area East of Ridges Basin. .. . . . . .. ..... .....3-137
3.9.3.2 Paleontologic Resources ............................... 3-137
3.9.3.2.1 Paleontologic Potential of Geologic Units ...... 3-140
3.9.4 Environmental Consequences and Mitigation Measures ............... 3-141
3.9.4.1 Refined Alternative 4 ........... . . . . . . . . . . . . . . . . . . . . . . . 3-142
3.9.4.1.1 Cultural Resources..... .... . . . ........... ..3-142
3.9.4.1.2 Paleontologic Resources .................... 3-144
3.9.4.2 Refined Alternative 6 . . . ........ . . .. ..... . .... ... .. . . .. 3-145
3.9.4.2.1 Cultural Resources.... .... .. . . . . .. . .. .. . . ..3-145
3.9.4.2.2 Paleontologic Resources .................... 3-147
3.9.43 No Action Alternative .................................3-147
3.10 AGRICULTURE. . . ., ... . ... . .. .... . . ........ . .. .... . . . . .... .... . . .. 3-148

3.10.1 Introduction.................................................. 3-148
3.10.2 Evaluation Methodology...... . ........ .. . . .. ... . ... .. .. .. .. . . ..3-148
3.10.2.1 Methodology......................................... 3-148
3.10.2.1.1 Structural Component.. ... . ........ .... . . ..3-148
3.10.2.1.2 Non-Structural Component.... ..............3-149

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