A: Table 1: Region 4 codes Admin Number Administrative Forest Name Proclaimed Number Proclaimed Forest Name 01 Ashley 01 Ashley 02 02 Boise 03 Bridger – Teton 03 Bridger 03 Bridger – Teton 16 Teton 07 Dixie 07 08 Fishlake 08 Fishlake 10 10 Manti-Lasal 12 Payette 12 Payette 13 Salmon – Challis 06 Challis 13 Salmon – Challis 13 Challis 14 Sawtooth 14 Sawtooth 15 Caribou – Targhee 05 Caribou 15 Caribou – Targhee 15 Targhee 17 Humboldt – Toiyabe 09 Humboldt 17 Humboldt – Toiyabe 17 Toiyabe 19 Wasatch – – Uinta 04 Cache 19 Wasatch – Cache – Uinta 18 19 Wasatch – – Uinta 19 Wasatch
B: Table 2: Region 4 codes Forest Code District Ashley 1 Flaming Ashley 2 Vernal Ashley 3 Roosevelt Ashley 4 Duchesne Boise 1 Mountain Home Boise 3 Idaho City 4 Cascade 5 Lowman Boise 6 Emmett Bridger – Teton 1 Kemmerer Bridger – Teton 2 Big Piney Bridger – 3 River Bridger – Teton 4 Jackson Bridger – Teton 6 Buffalo Bridger – Teton 7 Pinedale Caribou – Targhee 33 Montpelier – Cache Caribou – Targhee 34 Palisades – Caribou Caribou – Targhee 51 Dubois Caribou – Targhee 52 Ashton – Island Park Caribou – Targhee 53 Montpelier – Caribou Caribou – Targhee 54 Palasades – Targhee Caribou – Targhee 55 Soda Springs Caribou – Targhee 56 Teton Basin
Caribou – targhee 57 Westside Dixie 1 Pine Valley Dixie 2 Cedar City Dixie 3 Powell Dixie 4 Escalante Dixie 5 Fremont (Dixie) Fishlake 1 Fillmore Fishlake 2 Fremont River (Fishlake) Fishlake 3 Beaver Fishlake 4 Richfield Fishlake 5 Fremont River (Dixie) Humboldt – Toiyabe 1 Carson Humboldt – Toiyabe 2 Bridgeport Humboldt – Toiyabe 3 Austin Humboldt – Toiyabe 4 Tonopah Humboldt – Toiyabe 5 Spring Mountain NRA Humboldt – Toiyabe 6 Mountain City Humboldt – Toiyabe 7 Ruby Mountain Humboldt – Toiyabe 8 Jarbridge Humboldt – Toiyabe 9 Ely Humboldt – Toiyabe 10 Winnemucca Manti – Lasal 1 Sampete Manti – Lasal 2 Ferron Manti – Lasal 3 Manti – Lasal 4 Moab
13 Fremont 15 Goshen 17 Hot Springs 19 Johnson 21 Laramie 23 Lincoln 25 Natrona 27 Niobrara 29 Park 31 Platte 33 Sheridan 35 Sublette 37 Sweetwater 39 Teton 41 Uinta 43 Washakie 45 Weston E: & Table 9: Existing Vegetation References Code Name Author SAF Forest Cover Types of the United States and Canada. F.H. Eyre, Editor. Society of American Foresters (1980) SRM Society for Management Society of Range Management
310 Needle-and-thread – blue grama 313 Tufted hairgrass – sedge 314 Big sagebrush-bluebunch wheatgrass 315 Big sagebrush-Idaho fescue 317 Bitterbrush – bluebunch wheatgrass 318 fescue 320 Black sagebrush – bluebunch wheatgrass 321 sagebrush-Idaho fescue 322 Curlleaf mountain mahogany – bluebunch wheatgrass 324 Threetip sagebrush-Idaho fescue 401 Basin big sagebrush 402 Mountain big sagebrush 403 Wyoming big sagebrush 404 Threetip sagebrush 405 Black sagebrush 406 Low sagebrush 407 Stiff sagebrush 408 Other sagebrush types 409 Tall forb 410 Alpine rangeland 411 Aspen woodland 412 Juniper – pinyon woodland 413 Gambel oak 414 Salt desert shrub 415 Curlleaf mountain–mahogany
407 Riparian Community Type Classification of Utah and Southeastern Idaho. USDA/FS Report R4-ECOL-89-01 W.G. Padgett, A.P. Youngblood, and A.H. Winward (1989) 408 Sagebrush-Grass Habitat Types of Southern Idaho; Forest, Wildlife, and Range Experiment Station Bulletin No. 35, Univ. of Idaho, Moscow, Idaho. M. Hironaka, M.A. Fosberg, and A.H. Winward (1983) 409 Steppe Vegetation of Washington; Washington Agriculture Experiment Station Tech. Bulletin No. 62. R.F. Daubenmire (1970) 410 Canyon Grasslands and Associated Shrublands of West-Central Idaho and Adjacent Areas; Forest, Wildlife, and Range Experiment Station Bulletin No. 40 E.W. Tisdale (1985) 412 Some combination of references 406 and 407. USDA Forest Service 413 Some combination of references 401, 403, and 404. USDA Forest Service 418 Curlleaf Mountain-Mahogany Habitat Types for Interior West Inventories; from Ecology of Curlleaf in Oregon and adjacent areas USDA Forest Service G: Table 13: Reference Code 401 PV_CODE COMMON_NAME SCIENTIFIC_NAME 001010 fir/Rocky Mountain maple abco/acgl 41010 Limber pine series pifl2 41050 Limber pine/Idaho fescue pifl2/feid 41060 Limber pine/curl-leaf mountain mahogany pifl2/cele3 Limber pine/common juniper 41080 Limber pine/spike fescue pifl2/leki2 Ponderosa pine series pipo 41120 Ponderosa pine/western needlegrass pipo/acoco 41130 Ponderosa pine/bluebunch wheatgrass pipo/pssps
41140 Ponderosa pine/Idaho fescue pipo/feid 41160 Ponderosa pine/antelope bitterbrush pipo/putr2 Ponderosa pine/antelope bitterbrush/bluebunch wheatgrass pipo/putr2/pssps Ponderosa pine/antelope bitterbrush/Idaho fescue pipo/putr2/feid 41170 Ponderosa pine/common snowberry pipo/syal 41190 Ponderosa pine/mallow ninebark pipo/phma5 Ponderosa pine/mountain snowberry pipo/syor2 Douglas-fir psme 41210 Douglas-fir/bluebunch wheatgrass fescue psme/feid Douglas-fir/Idaho fescue-Idaho fescue psme/feid-feid Douglas-fir/Idaho fescue/ponderosa pine psme/feid/pipo 41250 bilberry psme/vaca13 41260 Douglas-fir/mallow ninebark psme/phma5 41262 Douglas-fir/mallow ninebark/pinegrass psme/phma5/caru 41263 Douglas-fir/mallow ninebark/ponderosa pine psme/phma5/pipo 41264 Douglas-fir/mallow ninebark/Douglas-fir psme/phma5/psme 41280 Douglas-fir/thinleaf huckleberry psme/vame 41290 Douglas-fir/twinflower psme/libo3 41310 Douglas-fir/common snowberry psme/syal Douglas-fir/common snowberry-common snowberry psme/syal-syal Douglas-fir/common snowberry/ponderosa pine psme/syal/pipo 41320 Douglas-fir/pinegrass psme/caru 41323 Douglas-fir/pinegrass-pinegrass psme/caru-caru
43921 Tall fringed bluebells meci3 California false hellebore 43941 Forb (mesic, meadow) 2forb Table 19: Reference Code 407 PV_CODE COMMON_NAME SCIENTIFIC_NAME 43001 Conifer/redosier dogwood 2te/cose16 43003 Conifer/field horsetail 2te/eqar 43005 Conifer/bluejoint 2te/caca4 Conifer/blue wildrye 2te/elgl 43008 Conifer/shrubby cinquefoil 2te/dafl3 Conifer/tufted hairgrass 2te/deca18 43010 Conifer/Kentucky bluegrass 2te/popr 43011 Conifer/Columbian monkshood 2te/acco4 43041 Narrowleaf cottonwood/water birch poan3/beoc2 43042 Narrowleaf cottonwood/bigtooth maple poan3/acgr3 43043 Narrowleaf cottonwood/redosier dogwood poan3/cose16 Narrowleaf cottonwood/Woods’ rose 43045 Narrowleaf cottonwood/fragrant sumac poan3/rhar4 43046 Narrowleaf cottonwood/Kentucky bluegrass 43081 Boxelder/redosier dogwood acne2/cose16 43082 Boxelder/field horsetail acne2/eqar 43101 Gray alder/redosier dogwood alin2/cose16 43102 Gray horsetail alin2/eqar Gray alder/mesic forb 43104 Gray graminoid alin2/2gram
44010 Utah juniper-singleleaf pinyon/blackbrush juos-pimo/cora Singleleaf pinyon-Utah juniper/big sagebrush 44121 Singleleaf pinyon-curl-leaf mountain mahogany/big sagebrush pimo-cele3/artr2 44132 Singleleaf pinyon/big sagebrush pimo/artr2 44250 Rocky Mountain juniper series jusc2 Table 26: Reference Code 415 PV_CODE COMMON_NAME SCIENTIFIC_NAME 51090 Washoe pine series PIWA Table 27: Reference Code 416 PV_CODE COMMON_NAME SCIENTIFIC_NAME 44100 Singleleaf pinyon-Utah juniper series pimo-juos 44101 Singleleaf pinyon-Utah juniper/little sagebrush pimo-juos/arar8 44102 Singleleaf pinyon-Utah juniper/black sagebrush/bluebunch wheatgrass 44103 Singleleaf pinyon-Utah juniper/black sagebrush/Indian ricegrass pimo-juos/arno4/achy 44104 Singleleaf pinyon-Utah sagebrush/Sandberg bluegrass pimo-juos/arno4/pose 44105 Singleleaf pinyon-Utah juniper/black sagebrush/squirreltail pimo-juos/arno4/elel5 Singleleaf pinyon-Utah juniper/basin big sagebrush/western wheatgrass pimo-juos/artrt/pasm 44108 Singleleaf pinyon-Utah big sagebrush/Indian ricegrass pimo-juos/artrt/achy 44109 Singleleaf pinyon-Utah big sagebrush/Sandberg bluegrass pimo-juos/artrt/pose
9000043 Old Low Site Woodland jumo 9999999 Type undefined undefined Table 29: Reference Code 418 PV_CODE COMMON_NAME SCIENTIFIC_NAME 45101 Curl-leaf mountain mahogany/big sagebrush/Idaho fescue cele3/artr2/feid 45104 Curl-leaf mountain mahogany/big sagebrush/bearded wheatgrass cele3/artr2/elca11 45107 Curl-leaf mountain mahogany/big sagebrush/Sandberg bluegrass cele3/artr2/pose Curl-leaf mountain mahogany/Idaho fescue cele3/feid 45115 Curl-leaf mountain mahogany/Idaho fescue/bluebunch wheatgrass cele3/feid/pssps 45120 Curl-leaf mountain mahogany/basin wildrye cele3/leci4 45130 Curl-leaf mountain mahogany/common snowberry/Idaho fescue cele3/syal/feid 45140 Curl-leaf mountain mahogany/mountain snowberry/Sandberg bluegrass cele3/syor2/pose 45141 Curl-leaf mountain mahogany/mountain snowberry/Sandberg bluegrass/heartleaf arnica cele3/syor2/pose/arco9 45145 Curl-leaf mountain mahogany/mountain snowberry cele3/syor2 45146 Curl-leaf mountain mahogany/mountain snowberry/arrowleaf balsamroot cele3/syor2/basa3 Curl-leaf mountain mahogany/mountain snowberry/Idaho fescue cele3/syor2/feid Curl-leaf mountain mahogany/pinegrass cele3/caru 45165 Curl-leaf mountain fescue cele3/caru/feid
Twigs 1.0 – 2.99 ± 20 percent Volume 1 n/a Weight 1 n/a Volume 2 n/a Weight 2 n/a Volume 3 n/a Weight 3 n/a Volume 4 n/a Weight 4 n/a Count No missed pieces Decay Class No errors Diameter ± 1 inch on measurements Piece Length No errors M: Table 67: Glossary Term Definition Aspect A position facing or commanding a direction; exposure. Aspect is the compass direction of the prevailing slope with respect to true north. Azimuth A horizontal angular measure from true north to an object of interest. Basal Area The cross-sectional area of the stem or stems of a plant or of all plants in a stand; generally expressed as square units per unit area. For trees, measured at 4.5 feet above ground; forbs and grasses are measure at the root crown
3 n/a Tall grass (2.5 feet) Grass and Original 13 3.01 0 0 2.50 4 n/a Chaparral (6 feet) Chaparral and shrub fields Original 13 5.01 4.010 2 6 5 n/a Brush (2 feet) Chaparral and shrub fields Original 13 1 0.500 0 2 6 n/a Dormant brush, hardwood slash Chaparral and shrub fields Original 13 1.50 2.500 2 2.50 7 n/a Southern rough Chaparral and shrub fields Original 13 1.13 1.870 1.500 2.50 8 n/a Closed timber litter Timber litter Original 13 1.50 1 2.500 0.20 9 n/a Hardwood litter Timber litter Original 13 2.92 0.410 0.150 0.20 10 n/a Timber (litter and understory) Timber litter Original 13 3.01 2 5.010 1 11 n/a logging slash Slash Original 13 1.50 4.51 5.510 1 12 n/a Medium logging slash Slash Original 13 4.01 14.03 16.53 2.30 13 n/a Heavy logging slash Slash Original 13 7.01 23.04 28.05 3 91 NB1 Urban/ Developed and Burgan 0 0 0 0 92 NB2 Snow/Ice Scott and Burgan 0 0 0 0 93 NB3 Agricultural Scott and Burgan 0 0 0 0
98 NB4 Open Water Scott and Burgan 0 0 0 0 99 NB5 Bare Ground Scott and Burgan 0 0 0 0 101 GR1 Short, Sparse Dry Climate Grass (Dynamic) Grass Scott and Burgan 0.10 0 0 0.40 102 GR2 Low Load, Dry Climate (Dynamic) Grass Scott and Burgan 0.10 0 0 1 103 GR3 Low Load, Very Coarse, Humid Climate Grass (Dynamic) Grass Scott and Burgan 0.10 0.40 0 2 104 GR4 Moderate Load, Dry Climate Grass (Dynamic) Grass Scott and Burgan 0.25 0 0 2 105 GR5 Low Load, Humid Climate Grass (Dynamic) Grass Scott and Burgan 0.40 0 0 1.50 106 GR6 Moderate Load, Humid Climate Grass (Dynamic) Scott and Burgan 0.10 0 0 1.50 107 GR7 High Load, Dry Climate Grass (Dynamic) Grass Scott and Burgan 1 0 0 3 108 GR8 High Load, Very Coarse, Humid Climate Grass (Dynamic) Scott and Burgan 0.50 1 0 4
109 GR9 Very High Load, Humid Climate Grass (Dynamic) Grass Scott and Burgan 1 1 0 5 121 GS1 Low Load, Dry Climate (Dynamic) Scott and Burgan 0.20 0 0 0.90 122 GS2 Moderate load, Dry Climate Grass-Shrub (Dynamic) and Burgan 0.50 0.500 0 1.50 123 GS3 Moderate Load, Humid Climate Grass-Shrub (Dynamic) Scott and Burgan 0.30 0.250 0 1.80 124 GS4 High Load, Climate (Dynamic) Scott and Burgan 1.90 0.300 0.100 2.10 141 SH1 Low Load, Dry Climate Shrub (Dynamic) Shrub Scott and Burgan 0.25 0.250 0 1 142 SH2 Moderate Load, Dry Climate Shrub Shrub Scott and Burgan 1.35 2.400 0.750 1 143 SH3 Moderate Load, Humid Climate Shrub Shrub Scott and Burgan 0.45 3 0 2.40 144 SH4 Low Load, Humid Climate Timber-Shrub Shrub Scott and Burgan 0.85 1.150 0.200 3 145 SH5 High Load, Dry Climate Shrub Shrub Scott and Burgan 3.60 2.100 0 6 146 SH6 Low Load, Humid Climate Shrub Scott and Burgan 2.90 1.450 0 2
Grass-Shrub 147 SH7 Very High Load, Dry Climate Shrub Shrub Scott and Burgan 3.5 5.300 2.200 6 148 SH8 High Load, Humid Climate Shrub Shrub Scott and Burgan 2.05 3.400 0.850 3 149 SH9 Very High Load, Humid Climate Shrub (Dynamic) Shrub Scott and Burgan 4.50 2.450 0 4.40 161 TU1 Low Load, Dry Climate (Dynamic) Timber - Understory and Burgan 0.20 0.900 1.500 0.60 162 TU2 Moderate Load, Humid Climate (Dynamic) Timber - Understory Scott and Burgan 0.95 1.800 1.250 1 163 TU3 Moderate Load, Climate (Dynamic) Timber – Understory Scott and Burgan 1.10 0.150 0.250 1.30 164 TU4 Conifer with Understory Timber – Understory and Burgan 4.50 0 0 0.50 165 TU5 Very High Load, Dry Climate Timber-Shrub Timber – Understory Scott and Burgan 4 4 3 1 181 TL1 Low Load Compact Conifer Litter Timber Litter Scott and Burgan 1 2.200 3.600 0.20 182 TL2 Low Load Broadleaf Litter Timber Litter Scott and Burgan 1.40 2.300 2.200 0.200 183 TL3 Moderate Load Conifer Litter Timber Litter and Burgan 0.50 2.200 2.800 0.30
184 TL4 Small Downed Logs Timber Litter Scott and Burgan 0.50 1.500 4.200 0.40 185 TL5 High Load Conifer Litter Timber Litter Scott and Burgan 1.15 2.500 4.400 0.60 186 TL6 Moderate Load Broadleaf Litter Timber Litter Scott and Burgan 2.40 1.200 1.200 0.30 187 TL7 Large Downed Logs Timber Litter Scott and Burgan 0.30 1.400 8.100 0.40 188 TL8 Long-Needle Litter Timber Litter and Burgan 5.80 1.400 1.100 0.30 189 TL9 Very High Load Broadleaf Litter Timber Litter Scott and Burgan 6.65 3.300 4.150 0.60 201 SB1 Low Load Activity Fuel and Burgan 1.50 3 11 1 202 SB2 High Load Activity Fuel or Moderate Load Blowdown and Burgan 4.50 4.250 4 1 203 SB3 High Load Activity Fuel or Moderate Load Blowdown and Burgan 5.50 2.750 3 1.20 204 SB4 High Load Blowdown Scott and Burgan 5.25 3.500 5.250 2.70 Table 69: Detailed Descriptions of the Fuel Models Code Detailed Description Blowdown